Publikationen


Carbon erosion/deposition on the divertor of W7-X during the operational period OP 1.2b
W7-X Team; Mayer, M.; Balden, M.; Brezinsek, S.; Burwitz, V. V.; Cupak, C.; Dhard, C. P.; Elgeti, S.; Corominas, M. G.; Hiret, P.; Kandler, M.; Naujoks, D.; Schmidt-Dencker, J.-H.; Ruset, C.; Saramela, T. B.; Silva, T. F.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Nuclear Fusion, 62 (12), Article no: 126049. doi:10.1088/1741-4326/ac94e2
Distributions of deposits and hydrogen on the upper and lower TDUs3 target elements of Wendelstein 7-X
W7-X Team; Zhao, M.; Masuzaki, S.; Motojima, G.; Tokitani, M.; Yajima, M.; Gao, Y.; Jakubowski, M.; Puig Sitjes, A.; Pisano, F.; Dhard, C. P.; Naujoks, D.; Romazanov, J.; Brezinsek, S.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Nuclear Fusion, 62 (10), Article no: 106023. doi:10.1088/1741-4326/ac8c56
Design of a new charge exchange recombination spectroscopy diagnostic for impurity transport experiments at Wendelstein 7-X
Swee, C.; Geiger, B.; Albosta, R.; Ford, O.; Loch, S.; Nornberg, M. D.; Schellpheffer, J.; Wegner, T.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.; Team, W.-X.
2022. Review of Scientific Instruments, 93 (10), 103523. doi:10.1063/5.0101842
Parametrisation of target heat flux distribution and study of transport parameters for boundary modelling in W7-X
Bold, D.; Reimold, F.; Niemann, H.; Gao, Y.; Jakubowski, M.; Killer, C.; Winters, V. R.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.; W7-X Team
2022. Nuclear Fusion, 62 (10), Artikel-Nr.: 106011. doi:10.1088/1741-4326/ac7e2f
Equilibrium effects on the structure of island divertor and its impact on the divertor heat flux distribution in Wendelstein 7-X
Zhou, S.; Liang, Y.; Knieps, A.; Suzuki, Y.; Geiger, J.; Dinklage, A.; Langenberg, A.; Pasch, E.; Jakubowski, M.; Pablant, N.; Wang, N. C.; Drews, P.; Bozhenkov, S.; Liu, S.; Xu, S.; Gao, Y.; Ding, Y. H.; Huang, Z.; W7-X Team; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Nuclear Fusion, 62 (10), Artikel-Nr.: 106002. doi:10.1088/1741-4326/ac8439
Plasma flow measurements based on charge exchange recombination spectroscopy in the Wendelstein 7-X stellarator
Alonso, J. A.; Ford, O. P.; Vanó, L.; Äkäslompolo, S.; Buller, S.; McDermott, R.; Smith, H. M.; Baldzuhn, J.; Beidler, C. D.; Beurskens, M.; Bozhenkov, S.; Brunner, K. J.; Calvo, I.; Carralero, D.; Dinklage, A.; Estrada, T.; Fuchert, G.; Geiger, J.; Knauer, J.; Langenberg, A.; Pablant, N. A.; Pasch, E.; Poloskei, P. Z.; Velasco, J. L.; Windisch, T.; the W7-X Team; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Nuclear Fusion, 62 (10), Artikel-Nr.: 106005. doi:10.1088/1741-4326/ac7e5b
New Type of sub-THz Oscillator and Amplifier Systems Based on Helical-Type Gyro-TWTs. Dissertation
Marek, A.
2022, September 27. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000150852
Ultra narrowband detection scheme for dark photon / axion around 30 GHz
Miyazaki, A.; Lofnes, T.; Caspers, F.; Spagnolo, P.; Jelonnek, J.; Ruess, T.; Steinmann, J. L.; Thumm, M.
2022. 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 1 S., Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50927.2022.9895788
Tests and Qualification of the European 1 MW, 170 GHz CW Gyrotron in an ITER relevant configuration at SPC
Goodman, T. P.; Alberti, S.; Genoud, J.; Torreblanca, H.; Albajar, F.; Sanchez, F.; Leggieri, A.; Legrand, F.; Lievin, C.; Ioannidis, Z.; Avramidis, K. A.; Tigelis, I.; Illy, S.; Hogge, J.-P.
2022. 2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50927.2022.9895782
1.5 MW, 140 GHz Gyrotron for W7-X - development status and experimental results -
Rzesnicki, T.; Avramidis, K. A.; Chelis, I.; Gantenbein, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Thumm, M.; Jelonnek, J.
2022. 2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50927.2022.9896025
Development of a CUSP-Type Electron Gun for a W-Band Helical Gyro-TWT
Vöhringer, M.; Marek, A.; Illy, S.; Gantenbein, G.; Thumm, M.; Wu, C.; Jelonnek, J.
2022. 2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50927.2022.9895903
Progress of the Methods for Optimum of Quasi-Optical Mode Converters at KIT
Jin, J.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Thumm, M.
2022. 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), Delft, 28.th August - 2nd September 2022, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50927.2022.9895682
European 1 MW, 170 GHz CW Gyrotron Prototype for ITER - long-pulse operation at KIT -
Rzesnicki, T.; Albajar, F.; Avramidis, K. A.; Chelis, I.; Gantenbein, G.; Hogge, J.-P.; Illy, S.; Ioannidis, Z. C.; Jelonnek, J.; Jin, J.; Leggieri, A.; Legrand, F.; Pagonakis, I. G.; Sanchez, F.; Thumm, M.
2022. 2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50927.2022.9896073
Status and First Operation of Gyrotron Teststand FULGOR at KIT
Gantenbein, G.; Illy, S.; Jelonnek, J.; Ruess, T.; Rzesnicki, T.; Schmid, M.; Stanculovic, S.
2022. 2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50927.2022.9895889
New Type of Pulsed High-Power sub-THz Source Based on Helical-Type Gyro-TWTs
Marek, A.; Feuerstein, L.; Illy, S.; Thumm, M.; Wu, C.; Jelonnek, J.
2022. 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), Delft, 28th August - 2nd September 2022, 1–4, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50927.2022.9895769
Development of Magnetic Control for the EU-DEMO flight simulator and application to Transient Phenomena
Digrazia, L. E.; Fable, E.; Mattei, M.; David, P.; Frattolillo, D.; Wu, C.
2022, September 22. 32nd Symposium on Fusion Technology (SOFT 2022), Dubrovnik, Kroatien, 18.–23. September 2022
Sounding the Possibilities of Megawatt-Class Fusion Gyrotrons Operating at the Second Harmonic of the Cyclotron Frequency
Illy, S.; Avramidis, K. A.; Chelis, I.; Ell, B.; Feuerstein, L.; Gantenbein, G.; Ioannidis, Z.; Jelonnek, J.; Jin, J.; Latsas, G.; Marek, A.; Peponis, D.; Rzesnicki, T.; Thumm, M.; Tigelis, I.; Wu, C.
2022, September 22. 32nd Symposium on Fusion Technology (SOFT 2022), Dubrovnik, Kroatien, 18.–23. September 2022
The double-disk diamond window as backup broadband window solution for the DEMO Electron Cyclotron System
Aiello, G.; Gantenbein, G.; Jelonnek, J.; Meier, A.; Scherer, T.; Schreck, S.; Strauss, D.; Thumm, M.
2022, September 20. 32nd Symposium on Fusion Technology (SOFT 2022), Dubrovnik, Kroatien, 18.–23. September 2022
Short-pulse Frequency Stabilization of a MW-class ECRH Gyrotron at W7-X for CTS Diagnostic
Krier, L.; Avramidis, K. A.; Braune, H.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Laqua, H. P.; Marsen, S.; Moseev, D.; Noke, F.; Ruess, T.; Stange, T.; Thumm, M.; Wolf, R. C.
2022, September 19. 32nd Symposium on Fusion Technology (SOFT 2022), Dubrovnik, Kroatien, 18.–23. September 2022
Starting the Operation of the KIT FULGOR Gyrotron Test Facility
Stanculovic, S.; Ell, B.; Gantenbein, G.; Illy, S.; Kasparek, W.; Kobarg, T.; Lechte, C.; Leonhardt, W.; Mellein, D.; Ruess, T.; Rzesnicki, T.; Schmid, M.; Weggen, J.; Jelonnek, J.
2022, September 19. 32nd Symposium on Fusion Technology (SOFT 2022), Dubrovnik, Kroatien, 18.–23. September 2022
PRESENT STATUS AND FUTURE PROSPECTS OF HIGH POWER CW GYROTRON DEVELOPMENT AT KIT
Illy, S.; Avramidis, K. A.; Ell, B.; Feuerstein, L.; Gantenbein, G.; Ioannidis, Z.; Jin, J.; Krier, L.; Marek, A.; Stanculovic, S.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Wu, C.; Jelonnek, J.
2022, September. 8th ITG International Vacuum Electronics Workshop (IVEW 2022), Bad Honnef, Deutschland, 1.–3. September 2022
Experimental Results of a PLL-stabilized MW-Class 140 GHz Gyrotron at W7-X
Krier, L.; Avramidis, K. A.; Braune, H.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Laqua, H. P.; Marsen, S.; Moseev, D.; Noke, F.; Ruess, T.; Stange, T.; Thumm, M.; Wolf, R. C.; W7-X Team
2022, September. 8th ITG International Vacuum Electronics Workshop (IVEW 2022), Bad Honnef, Deutschland, 1.–3. September 2022
Influence of Parasitic Backward Waves on Gyrotron Operation
Feuerstein, L.; Marek, A.; Illy, S.; Thumm, M.; Jelonnek, J.
2022, September. 8th ITG International Vacuum Electronics Workshop (IVEW 2022), Bad Honnef, Deutschland, 1.–3. September 2022
Passive Mode-Locking of Two Helical-Type Gyro-TWTs at sub-THz Frequencies
Marek, A.; Feuerstein, L.; Illy, S.; Thumm, M.; Wu, C.; Jelonnek, J.
2022, September. 8th ITG International Vacuum Electronics Workshop (IVEW 2022), Bad Honnef, Deutschland, 1.–3. September 2022
Electric field sweeping concept for high power gyrotron collectors
Ell, B.; Wu, C.; Gantenbein, G.; Illy, S.; Misko, M.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2022, September. 8th ITG International Vacuum Electronics Workshop (IVEW 2022), Bad Honnef, Deutschland, 1.–3. September 2022
Development of a CUSP-Type Electron Gun for a W-Band Helical Gyro-TWT
Vöhringer, M.; Marek, A.; Illy, S.; Gantenbein, G.; Thumm, M.; Wu, C.; Jelonnek, J.
2022, September. 8th ITG International Vacuum Electronics Workshop (IVEW 2022), Bad Honnef, Deutschland, 1.–3. September 2022
Gas exhaust in the Wendelstein 7-X stellarator during the first divertor operation
Wenzel, U.; Schlisio, G.; Drewelow, P.; Krychowiak, M.; König, R.; Pedersen, T. S.; Bozhenkov, S.; Haak, V.; Kharwandikar, A. K.; Lazerson, S.; Naujoks, D.; Perseo, V.; Winters, V.; the W7-X Team; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Nuclear Fusion, 62 (9), Art.-Nr.: 096016. doi:10.1088/1741-4326/ac7ac4
Effect of magnetic geometry on the energy partition between ions and electrons in the scrape-off layer of magnetic fusion devices
Li, Y.; Xu, G.; Dudson, B.; Liu, X.; Huang, Z.; Killer, C.; Feng, Y.; Liu, S.; Yan, N.; Morales, J.; Tsitrone, E.; Brezinsek, S.; Liang, Y.; Eldon, D.; Xiao, C.; Geiger, J.; Grulke, O.; Otte, M.; the WEST Team; the W7-X Team; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Nuclear Fusion, 62 (9), Art.Nr.: 094002. doi:10.1088/1741-4326/ac7df1
1.5 MW, 140 GHz Gyrotron for W7-X - development status and experimental results -
Rzesnicki, T.; Avramidis, K. A.; Chelis, I.; Gantenbein, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Thumm, M.; Jelonnek, J.
2022, August 29. 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2022), Delft, Niederlande, 28. August–2. September 2022
European 1 MW, 170 GHz CW Gyrotron Prototype for ITER - long-pulse operation at KIT -
Rzesnicki, T.; Albajar, F.; Avramidis, K. A.; Chelis, I.; Gantenbein, G.; Hogge, J.-P.; Illy, S.; Ioannidis, Z. C.; Jelonnek, J.; Jin, J.; Leggieri, A.; Legrand, F.; Pagonakis, I. G.; Sanchez, F.; Thumm, M.
2022, August 29. 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2022), Delft, Niederlande, 28. August–2. September 2022
Progress of the Methods for Optimum of Quasi-Optical Mode Converters at KIT
Jin, J.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Thumm, M.
2022, August 29. 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2022), Delft, Niederlande, 28. August–2. September 2022
Status and First Operation of Gyrotron Teststand FULGOR at KIT
Gantenbein, G.; Illy, S.; Jelonnek, J.; Ruess, T.; Rzesnicki, T.; Schmid, M.; Stanculovic, S.
2022, August 29. 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2022), Delft, Niederlande, 28. August–2. September 2022
Development of a CUSP-Type Electron Gun for a W-Band Helical Gyro-TWT
Vöhringer, M.; Marek, A.; Illy, S.; Gantenbein, G.; Thumm, M.; Wu, C.; Jelonnek, J.
2022, August 29. 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2022), Delft, Niederlande, 28. August–2. September 2022
New Type of Pulsed High-Power sub-THz Source Based on Helical-Type Gyro-TWTs
Marek, A.; Feuerstein, L.; Illy, S.; Thumm, M.; Wu, C.; Jelonnek, J.
2022, August 29. 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2022), Delft, Niederlande, 28. August–2. September 2022
Anisotropic diffusion as a proxy model for the estimation of heat-loads on plasma-facing components
Knieps, A.; Liang, Y.; Drews, P.; Endler, M.; Gao, Y.; Geiger, J.; Jakubowski, M.; Koenig, R.; Niemann, H.; Wang, F. Q.; Xu, S.; Zhou, S.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Plasma Physics and Controlled Fusion, 64 (8), Article no: 084001. doi:10.1088/1361-6587/ac757d
Status and future development of Heating and Current Drive for the EU DEMO
Tran, M. Q.; Agostinetti, P.; Aiello, G.; Avramidis, K.; Baiocchi, B.; Barbisan, M.; Bobkov, V.; Briefi, S.; Bruschi, A.; Chavan, R.; Chelis, I.; Day, C.; Delogu, R.; Ell, B.; Fanale, F.; Fassina, A.; Fantz, U.; Faugel, H.; Figini, L.; Fiorucci, D.; Friedl, R.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Hanke, S.; Hogge, J.-P.; Hopf, C.; Kostic, A.; Illy, S.; Ioannidis, Z.; Jelonnek, J.; Jin, J.; Latsas, G.; Louche, F.; Maquet, V.; Maggiora, R.; Messiaen, A.; Milanesio, D.; Mimo, A.; Moro, A.; Ochoukov, R.; Ongena, J.; Pagonakis, I. G.; Peponis, D.; Pimazzoni, A.; Ragona, R.; Rispoli, N.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Spaeh, P.; Starnella, G.; Strauss, D.; Thumm, M.; Tierens, W.; Tigelis, I.; Tsironis, C.; Usoltceva, M.; Van Eester, D.; Veronese, F.; Vincenzi, P.; Wagner, F.; Wu, C.; Zeus, F.; Zhang, W.
2022. Fusion Engineering and Design, 180, Article no: 113159. doi:10.1016/j.fusengdes.2022.113159
Impurity temperatures measured via line shape analysis in the island scrape-off-layer of Wendelstein 7-X
Gradic, D.; Krychowiak, M.; König, R.; Henke, F.; Otte, M.; Perseo, V.; Pedersen, T. S.; W7-X Team; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Plasma Physics and Controlled Fusion, 64 (7), Art.-Nr.: 075010. doi:10.1088/1361-6587/ac70fa
Nonlinear decay of high-power microwaves into trapped modes in inhomogeneous plasma
Tancetti, A.; Nielsen, S. K.; Rasmussen, J.; Gusakov, E. Z.; Popov, A. Y.; Moseev, D.; Stange, T.; Senstius, M. G.; Killer, C.; Vecséi, M.; Jensen, T.; Zanini, M.; Abramovic, I.; Stejner, M.; Anda, G.; Dunai, D.; Zoletnik, S.; Laqua, H. P.; the W7-X Team; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Nuclear Fusion, 62 (7), Art.-Nr.: 074003. doi:10.1088/1741-4326/ac5d61
Progress in the Short-Pulse E×B Drift Two-Stage Depressed Collector Prototype for Gyrotrons
Ell, B.; Wu, C.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Stanculovic, S.; Thumm, M.; Weggen, J.; Jelonnek, J.
2022, Juni 23. 21st Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (2022), Saint-Paul-lès-Durance, Frankreich, 20.–24. Juni 2022
Tolerance analysis of a quasi-optical mode converter for the upgrade of W7-X gyrotrons
Jin, J.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z.; Illy, S.; Jelonnek, J.; Laqua, H. P.; Marek, A.; Ruess, T.; Rzesnicki, T.; Thumm, M.
2022, Juni 21. 21st Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (2022), Saint-Paul-lès-Durance, Frankreich, 20.–24. Juni 2022
Commissioning of the Gyrotron Test Facility FULGOR : First Results
Gantenbein, G.; Illy, S.; Jelonnek, J.; Ruess, T.; Rzesnicki, T.; Schmid, M.; Stanculovic, S.
2022, Juni 21. 21st Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (2022), Saint-Paul-lès-Durance, Frankreich, 20.–24. Juni 2022
Progress on the Frequency Stabilization of MW-Class 140 GHz Gyrotrons at W7-X with a Phase-Locked Loop
Krier, L.; Avramidis, K. A.; Braune, H.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Laqua, H. P.; Marsen, S.; Moseev, D.; Noke, F.; Ruess, T.; Stange, T.; Thumm, M.; Wolf, R. C.
2022, Juni 20. 21st Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (2022), Saint-Paul-lès-Durance, Frankreich, 20.–24. Juni 2022
Validation of a New Fast-Time Scale Code for Advanced Simulations of Gyrotron Cavities
Feuerstein, L.; Marek, A.; Avramidis, K. A.; Illy, S.; Wu, C.; Jelonnek, J.
2022. 14th German Microwave Conference (GeMiC), Ulm, 16-18 May 2022, 144–147, Institute of Electrical and Electronics Engineers (IEEE)
Verification of the 170/204 GHz Quasi-Optical Output Coupler of the 2 MW Coaxial-Cavity Gyrotron using a Mode Generator Setup
Ruess, T.; Gantenbein, G.; Jin, J.; Marek, A.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Jelonnek, J.
2022. 2022 14th German Microwave Conference (GeMiC), Ulm, 16-18 May 2022, 5–8, Institute of Electrical and Electronics Engineers (IEEE)
Assessment of Different Rans Turbulence Models in the Thermal Performance of Mini-Channels for the Cooling of Mw-Class Gyrotron Resonator
Difonzo, R.; Gajetti, E.; Savoldi, L.; Stanculovic, S.; Uygun, E.
2022, Mai 25. ASME Verification, Validation, and Uncertainty Quantification Symposium (VVUQ 2022), Texas City, TX, USA, 23.–26. Mai 2022
Validation of a New Fast-Time Scale Code for Advanced Simulations of Gyrotron Cavities
Feuerstein, L.; Marek, A.; Avramidis, K. A.; Illy, S.; Wu, C.; Jelonnek, J.
2022, Mai 17. 14th German Microwave Conference (GeMiC 2022), Ulm, Deutschland, 16.–18. Mai 2022
Verification of the 170/204 GHz Quasi-Optical Output Coupler of the 2 MW Coaxial-Cavity Gyrotron using a Mode Generator Setup
Ruess, T.; Gantenbein, G.; Jin, J.; Marek, A.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Jelonnek, J.
2022, Mai 16. 14th German Microwave Conference (GeMiC 2022), Ulm, Deutschland, 16.–18. Mai 2022
Electron temperature profile from optically grey X3-mode of electron cyclotron emission at Wendelstein 7-X using Bayesian analysis
Chaudhary, N.; Hirsch, M.; Hoefel, U.; Oosterbeek, J. W.; Marushchenko, N. B.; Wolf, R. C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.; W7-X Team
2022. Plasma Physics and Controlled Fusion, 64 (5), 055016. doi:10.1088/1361-6587/ac5df3
Design of a Two-Stage Depressed Collector for Continuous Wave Operation of MW-Class Gyrotrons
Ell, B.; Wu, C.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Stanculovic, S.; Thumm, M.; Weggen, J.; Jelonnek, J.
2022, April 27. 23rd International Vacuum Electronics Conference (IVEC 2022), Online, 25.–29. April 2022
Experimental confirmation of efficient island divertor operation and successful neoclassical transport optimization in Wendelstein 7-X
Sunn Pedersen, T.; Abramovic, I.; Agostinetti, P.; Agredano Torres, M.; Äkäslompolo, S.; Alcuson Belloso, J.; Aleynikov, P.; Aleynikova, K.; Alhashimi, M.; Ali, A.; Allen, N.; Alonso, A.; Anda, G.; Andreeva, T.; Angioni, C.; Arkhipov, A.; Arnold, A.; Asad, W.; Ascasibar, E.; Aumeunier, M.-H.; Avramidis, K.; Aymerich, E.; Baek, S.-G.; Bähner, J.; Baillod, A.; Balden, M.; Balden, M.; Baldzuhn, J.; Ballinger, S.; Banduch, M.; Bannmann, S.; Banon Navarro, A.; Bañón Navarro, A.; Barbui, T.; Beidler, C.; Belafdil, C.; Bencze, A.; Benndorf, A.; Beurskens, M.; Biedermann, C.; Biletskyi, O.; Blackwell, B.; Blatzheim, M.; Bluhm, T.; Böckenhoff, D.; Bongiovi, G.; Borchardt, M.; Borodin, D.; Boscary, J.; Bosch, H.; Bosmann, T.; Böswirth, B.; Böttger, L.; Bottino, A.; Bozhenkov, S.; Brakel, R.; Brandt, C.; Bräuer, T.; Braune, H.; Brezinsek, S.; Brunner, K.; Buller, S.; Burhenn, R.; Bussiahn, R.; Buttenschön, B.; Buzás, A.; Bykov, V.; Calvo, I.; Camacho Mata, K.; Caminal, I.; Cannas, B.; Cappa, A.; Carls, A.; Carovani, F.; Carr, M.; Carralero, D.; Carvalho, B.; Casas, J.; Castano-Bardawil, D.; Castejon, F.; Chaudhary, N.; Chelis, I.; Chomiczewska, A.; Coenen, J. W.; Cole, M.; Cordella, F.; Corre, Y.; Crombe, K.; Cseh, G.; Csillag, B.; Damm, H.; Day, C.; de Baar, M.; De la Cal, E.; Degenkolbe, S.; Demby, A.; Denk, S.; Dhard, C.; Di Siena, A.; Dinklage, A.; Dittmar, T.; Dreval, M.; Drevlak, M.; Drewelow, P.; Drews, P.; Dunai, D.; Edlund, E.; Effenberg, F.; Ehrke, G.; Endler, M.; Ennis, D. A.; Escoto, F. J.; Estrada, T.; Fable, E.; Fahrenkamp, N.; Fanni, A.; Faustin, J.; Fellinger, J.; Feng, Y.; Figacz, W.; Flom, E.; Ford, O.; Fornal, T.; Frerichs, H.; Freundt, S.; Fuchert, G.; Fukuyama, M.; Füllenbach, F.; Gantenbein, G.; Gao, Y.; Garcia, K.; García Regaña, J. M.; García-Cortés, I.; Gaspar, J.; Gates, D. A.; Geiger, J.; Geiger, B.; Giudicotti, L.; González, A.; Goriaev, A.; Gradic, D.; Grahl, M.; Graves, J. P.; Green, J.; Grelier, E.; Greuner, H.; Groß, S.; Grote, H.; Groth, M.; Gruca, M.; Grulke, O.; Grün, M.; Guerrero Arnaiz, J.; Günter, S.; Haak, V.; Haas, M.; Hacker, P.; Hakola, A.; Hallenbert, A.; Hammond, K.; Han, X.; Hansen, S. K.; Harris, J. H.; Hartfuß, H.; Hartmann, D.; Hathiramani, D.; Hatzky, R.; Hawke, J.; Hegedus, S.; Hein, B.; Heinemann, B.; Helander, P.; Henneberg, S.; Hergenhahn, U.; Hidalgo, C.; Hindenlang, F.; Hirsch, M.; Höfel, U.; Hollfeld, K. P.; Holtz, A.; Hopf, D.; Höschen, D.; Houry, M.; Howard, J.; Huang, X.; Hubeny, M.; Hudson, S.; Ida, K.; Igitkhanov, Y.; Igochine, V.; Illy, S.; Ionita-Schrittwieser, C.; Isobe, M.; Jabłczyńska, M.; Jablonski, S.; Jagielski, B.; Jakubowski, M.; Jansen van Vuuren, A.; Jelonnek, J.; Jenko, F.; Jenko, F.; Jensen, T.; Jenzsch, H.; Junghanns, P.; Kaczmarczyk, J.; Kallmeyer, J.; Kamionka, U.; Kandler, M.; Kasilov, S.; Kazakov, Y.; Kennedy, D.; Kharwandikar, A.; Khokhlov, M.; Kiefer, C.; Killer, C.; Kirschner, A.; Kleiber, R.; Klinger, T.; Klose, S.; Knauer, J.; Knieps, A.; Köchl, F.; Kocsis, G.; Kolesnichenko, Y. I.; Könies, A.; König, R.; Kontula, J.; Kornejew, P.; Koschinsky, J.; Kozulia, M. M.; Krämer-Flecken, A.; Krampitz, R.; Krause, M.; Krawczyk, N.; Kremeyer, T.; Krier, L.; Kriete, D. M.; Krychowiak, M.; Ksiazek, I.; Kubkowska, M.; Kuczynski, M.; Kühner, G.; Kumar, A.; Kurki-Suonio, T.; Kwak, S.; Landreman, M.; Lang, P. T.; Langenberg, A.; Laqua, H. P.; Laqua, H.; Laube, R.; Lazerson, S.; Lewerentz, M.; Li, C.; Liang, Y.; Linsmeier, C.; Lion, J.; Litnovsky, A.; Liu, S.; Lobsien, J.; Loizu, J.; Lore, J.; Lorenz, A.; Losada, U.; Louche, F.; Lunsford, R.; Lutsenko, V.; Machielsen, M.; Mackel, F.; Maisano-Brown, J.; Maj, O.; Makowski, D.; Manduchi, G.; Maragkoudakis, E.; Marchuk, O.; Marsen, S.; Martines, E.; Martinez-Fernandez, J.; Marushchenko, M.; Masuzaki, S.; Maurer, D.; Mayer, M.; McCarthy, K. J.; Mccormack, O.; McNeely, P.; Meister, H.; Mendelevitch, B.; Mendes, S.; Merlo, A.; Messian, A.; Mielczarek, A.; Mishchenko, O.; Missal, B.; Mitteau, R.; Moiseenko, V. E.; Mollen, A.; Moncada, V.; Mönnich, T.; Morisaki, T.; Moseev, D.; Motojima, G.; Mulas, S.; Mulsow, M.; Nagel, M.; Naujoks, D.; Naulin, V.; Neelis, T.; Neilson, H.; Neu, R.; Neubauer, O.; Neuner, U.; Nicolai, D.; Nielsen, S. K.; Niemann, H.; Nishiza, T.; Nishizawa, T.; Nishizawa, T.; Nührenberg, C.; Ochoukov, R.; Oelmann, J.; Offermanns, G.; Ogawa, K.; Okamura, S.; Ölmanns, J.; Ongena, J.; Oosterbeek, J.; Otte, M.; Pablant, N.; Panadero Alvarez, N.; Panadero Alvarez, N.; Pandey, A.; Pasch, E.; Pavlichenko, R.; Pavone, A.; Pawelec, E.; Pechstein, G.; Pelka, G.; Perseo, V.; Peterson, B.; Pilopp, D.; Pingel, S.; Pisano, F.; Plöckl, B.; Plunk, G.; Pölöskei, P.; Pompe, B.; Popov, A.; Porkolab, M.; Proll, J.; Pueschel, M. J.; Puiatti, M.-E.; Puig Sitjes, A.; Purps, F.; Rahbarnia, K.; Rasiński, M.; Rasmussen, J.; Reiman, A.; Reimold, F.; Reisner, M.; Reiter, D.; Richou, M.; Riedl, R.; Riemann, J.; Riße, K.; Roberg-Clark, G.; Rohde, V.; Romazanov, J.; Rondeshagen, D.; Rong, P.; Rudischhauser, L.; Rummel, T.; Rummel, K.; Runov, A.; Rust, N.; Ryc, L.; Salembier, P.; Salewski, M.; Sanchez, E.; Satake, S.; Satheeswaran, G.; Schacht, J.; Scharff, E.; Schauer, F.; Schilling, J.; Schlisio, G.; Schmid, K.; Schmitt, J.; Schmitz, O.; Schneider, W.; Schneider, M.; Schneider, P.; Schrittwieser, R.; Schröder, T.; Schröder, M.; Schroeder, R.; Schweer, B.; Schwörer, D.; Scott, E.; Scott, E.; Shanahan, B.; Sias, G.; Sichta, P.; Singer, M.; Sinha, P.; Sipliä, S.; Slaby, C.; Sleczka, M.; Smith, H.; Smoniewski, J.; Sonnendrücker, E.; Spolaore, M.; Spring, A.; Stadler, R.; Stańczak, D.; Stange, T.; Stepanov, I.; Stephey, L.; Stober, J.; Stroth, U.; Strumberger, E.; Suzuki, C.; Suzuki, Y.; Svensson, J.; Szabolics, T.; Szepesi, T.; Szücs, M.; Tabarés, F. L.; Tamura, N.; Tancetti, A.; Tantos, C.; Terry, J.; Thienpondt, H.; Thomsen, H.; Thumm, M.; Travere, J. M.; Traverso, P.; Tretter, J.; Trier, E.; Trimino Mora, H.; Tsujimura, T.; Turkin, Y.; Tykhyi, A.; Unterberg, B.; van Eeten, P.; van Milligen, B. P.; van Schoor, M.; Vano, L.; Varoutis, S.; Vecsei, M.; Vela, L.; Velasco, J. L.; Vervier, M.; Vianello, N.; Viebke, H.; Vilbrandt, R.; Vogel, G.; Vogt, N.; Volkhausen, C.; von Stechow, A.; Wagner, F.; Wang, E.; Wang, H.; Warmer, F.; Wauters, T.; Wegener, L.; Wegner, T.; Weir, G.; Wenzel, U.; White, A.; Wilde, F.; Wilms, F.; Windisch, T.; Winkler, M.; Winter, A.; Winters, V.; Wolf, R.; Wright, A. M.; Wurden, G. A.; Xanthopoulos, P.; Xu, S.; Yamada, H.; Yamaguchi, H.; Yokoyama, M.; Yoshinuma, M.; Yu, Q.; Zamanov, M.; Zanini, M.; Zarnstorff, M.; Zhang, D.; Zhou, S.; Zhu, J.; Zhu, C.; Zilker, M.; Zocco, A.; Zohm, H.; Zoletnik, S.; Zsuga, L.
2022. Nuclear Fusion, 62 (4), Article no: 042022. doi:10.1088/1741-4326/ac2cf5
Experimental Testing of the European TH1509U 170-GHz 1-MW CW Industrial Gyrotron – Long Pulse Operation
Rzesnicki, T.; Ioannidis, Z. C.; Avramidis, K. A.; Chelis, I.; Gantenbein, G.; Hogge, J.; Illy, S.; Jelonnek, J.; Jin, J.; Leggieri, A.; Legrand, F.; Pagonakis, I. G.; Sanchez, F.; Thumm, M.
2022. IEEE electron device letters, 43 (4), 623–626. doi:10.1109/LED.2022.3152184
Gyrotron: Basics and Trends
Jelonnek, J.
2022, März 26. Webinar on "Gyrotron: Basics and trends" (2022), Online, 26. März 2022
Analysis of hydrogen fueling, recycling, and confinement at Wendelstein 7-X via a single-reservoir particle balance
Kremeyer, T.; König, R.; Brezinsek, S.; Schmitz, O.; Feng, Y.; Winters, V.; Rudischhauser, L.; Buttenschön, B.; Brunner, K. J.; Drewelow, P.; Flom, E.; Fuchert, G.; Gao, Y.; Geiger, J.; Jakubowski, M.; Killer, C.; Knauer, J.; Krychowiak, M.; Lazerson, S.; Reimold, F.; Schlisio, G.; Viebke, H.; the W7-X Team; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Nuclear Fusion, 62 (3), Art.-Nr.: 036023. doi:10.1088/1741-4326/ac4acb
TH1509U European 170 GHZ 1 MW CW Industrial Gyrotron Upgrade
Leggieri, A.; Bariou, D.; Hermann, V.; Legrand, F.; Lietaer, G.; Lievin, C.; Marchesin, R.; Thouvenin, P.; Albajar, F.; Sanchez, F.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Jelonnek, J.; Jin, J.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Alberti, S.; Hogge, J.-P.; Allio, A.; Difonzo, R.; Savoldi, L.; Chelis, I.; Tigelis, I.; Latsas, G.; Bin, W.; Bruschi, A.; Fanale, F.
2022. 2021 22nd International Vacuum Electronics Conference (IVEC), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC51707.2021.9722467
Mechanical Design of the Short Pulse E×B Drift Two-Stage Depressed Collector Prototype for High Power Gyrotron
Ell, B.; Pagonakis, I. G.; Wu, C.; Gantenbein, G.; Illy, S.; Rzesnicki, T.; Stanculovic, S.; Thumm, M.; Weggen, J.; Jelonnek, J.
2022. 2021 22nd International Vacuum Electronics Conference (IVEC), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC51707.2021.9722425
Performance Expectation and Preparation of the First Experimental Campaign of the KIT 2 MW 170/204 GHz Coaxial-Cavity Gyrotron
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z.; Illy, S.; Jin, J.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2022. 2021 22nd International Vacuum Electronics Conference (IVEC), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC51707.2021.9722448
Reciprocating probe measurements in the test divertor operation phase of Wendelstein 7-X
W7-X Team; Killer, C.; Drews, P.; Grulke, O.; Knieps, A.; Nicolai, D.; Satheeswaran, G.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Journal of Instrumentation, 17 (03), Art.-Nr.: P03018. doi:10.1088/1748-0221/17/03/P03018
Investigations on RF Behavior of a V-Band Second Harmonic Gyrotron for 100/200 kW Operation
Adya, S.; Yuvaraj, S.; Rawat, M.; Kartikeyan, M. V.; Thumm, M. K.
2022. IEEE Transactions on Plasma Science, 50 (2), 222–228. doi:10.1109/TPS.2022.3140350
Sources for constellation errors in modulated dispersion interferometers
W7-X Team; Brunner, K. J.; Knauer, J.; Meineke, J.; Cu Castillo, H. I.; Hirsch, M.; Kursinski, B.; Stern, M.; Wolf, R. C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Review of scientific instruments, 93 (2), Art.-Nr.: 023506. doi:10.1063/5.0070041
Investigation of boron distribution and material migration on the W7-X divertor by picosecond LIBS
W7-X Team; Zhao, D.; Brezinsek, S.; Yi, R.; Oelmann, J.; Cai, L.; Wu, F.; Sergienko, G.; Rasinski, M.; Mayer, M.; Dhard, C. P.; Naujoks, D.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Physica scripta, 97 (2), Article no: 024005. doi:10.1088/1402-4896/ac4a93
Plasma beta effects on the edge magnetic field structure and divertor heat loads in Wendelstein 7-X high-performance scenarios
W7-X Team; Knieps, A.; Suzuki, Y.; Geiger, J.; Dinklage, A.; Zhou, S.; Rahbarnia, K.; Schilling, J.; Neuner, U.; Thomsen, H.; Jakubowski, M.; Koenig, R.; Endler, M.; Gao, Y.; Sitjes, A. P.; Niemann, H.; Beurskens, M.; Bozhenkov, S.; Liang, Y.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Nuclear fusion, 62 (2), Art.Nr.: 026011. doi:10.1088/1741-4326/ac3a18
Frequency and mode measurement techniques for megawatt-class gyrotrons
Ruess, T.; Gantenbein, G.; Ioannidis, Z.; Rzesnicki, T.; Wagner, D.; Thumm, M.; Jelonnek, J.
2022. Technisches Messen, 89 (2), 85–96. doi:10.1515/teme-2021-0039
A Novel Complex Cavity for Second-Harmonic Subterahertz Gyrotrons: a Tradeoff Between Engineering Tolerance and Mode Selection
Shcherbinin, V. I.; Tkachova, T. I.; Maksimenko, A. V.; Thumm, M.; Jelonnek, J.
2022. Journal of Infrared, Millimeter, and Terahertz Waves. doi:10.1007/s10762-022-00888-w
Compact Multi-Frequency Sub-THz Notch Filters with Rejection within and above the Pass Band
Wagner, D.; Kasparek, W.; Leuterer, F.; Monaco, F.; Ruess, T.; Schutz, H.; Stober, J.; Thumm, M.
2022. 2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 2 S., Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50927.2022.9895796
Time-Domain Simulation of Helical Gyro-TWTs With Coupled Modes Method and 3-D Particle Beam
Marek, A.; Avramidis, K. A.; Feuerstein, L.; Illy, S.; Thumm, M.; Wu, C.; Jelonnek, J.
2022. IEEE Transactions on Electron Devices. doi:10.1109/TED.2022.3182292
New Type of sub-THz Frequency-Doubling Gyro-TWT with Helically Corrugated Circuit
Marek, A.; Feuerstein, L.; Illy, S.; Thumm, M.; Wu, C.; Jelonnek, J.
2022. IEEE Electron Device Letters. doi:10.1109/LED.2022.3185288
Design of a High-Q Diamond-Loaded Cavity for a Third-Harmonic Subterahertz Gyrotron Driven by a Low-Power Electron Beam
Shcherbinin, V. I.; Avramidis, K. A.; Thumm, M.; Jelonnek, J.
2022. IEEE Transactions on Electron Devices. doi:10.1109/TED.2022.3166125
The modeling of a tokamak plasma discharge, from first principles to a flight simulator
Fable, E.; Janky, F.; Treutterer, W.; Englberger, M.; Schramm, R.; Muraca, M.; Angioni, C.; Kudlacek, O.; Poli, E.; Reich, M.; Siccinio, M.; Tardini, G.; Weiland, M.; Wu, C.; Zohm, H.; Team, A. U.
2022. Plasma Physics and Controlled Fusion, 64 (4), Art.-Nr.: 044002. doi:10.1088/1361-6587/ac466b
Realistic Design Studies on a 300-GHz, 1-MW, DEMO-Class Conventional-Cavity Gyrotron
Mondal, D.; Yuvaraj, S.; Rawat, M.; Thumm, M. K. A.; Kartikeyan, M. V.
2022. IEEE Transactions on Electron Devices, 69 (3), 1442–1450. doi:10.1109/TED.2022.3146101
Detecting Plasma Detachment in the Wendelstein 7-X Stellarator Using Machine Learning
W7-X Team; Szűcs, M.; Szepesi, T.; Biedermann, C.; Cseh, G.; Jakubowski, M.; Kocsis, G.; König, R.; Krause, M.; Perseo, V.; Puig Sitjes, A.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Applied Sciences, 12 (1), Art.Nr.: 269. doi:10.3390/app12010269
Confinement in electron heated plasmas in Wendelstein 7-X and ASDEX Upgrade; the necessity to control turbulent transport
W7-X Team; Beurskens, M. N. A.; Angioni, C.; Bozhenkov, S. A.; Ford, O.; Kiefer, C.; Xanthopoulos, P.; Turkin, Y.; Alcusón, J. A.; Baehner, J. P.; Beidler, C.; Birkenmeier, G.; Fable, E.; Fuchert, G.; Geiger, B.; Grulke, O.; Hirsch, M.; Jakubowski, M.; Laqua, H. P.; Langenberg, A.; Lazerson, S.; Pablant, N.; Reisner, M.; Schneider, P.; Scott, E. R.; Stange, T.; Stechow, A. von; Stober, J.; Stroth, U.; Wegner, T.; Weir, G.; Zhang, D.; Zocco, A.; Wolf, R. C.; Zohm, H.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Nuclear fusion, 62 (1), ArtNr.: 016015. doi:10.1088/1741-4326/ac36f1
Plasma–surface interaction in the stellarator W7-X: conclusions drawn from operation with graphite plasma-facing components
W7-X Team; BrezƖnsek, S.; Dhard, C. P.; Jakubowski, M.; König, R.; Masuzaki, S.; Mayer, M.; Naujoks, D.; Romazanov, J.; Schmid, K.; Schmitz, O.; Zhao, D.; Balden, M.; Brakel, R.; Butterschoen, B.; Dittmar, T.; Drews, P.; Effenberg, F.; Elgeti, S.; Ford, O.; Fortuna-Zalesna, E.; Fuchert, G.; Gao, Y.; Goriaev, A.; Hakola, A.; Kremeyer, T.; Krychowiak, M.; Liang, Y.; Linsmeier, C.; Lunsford, R.; Motojima, G.; Neu, R.; Neubauer, O.; Oelmann, J.; Petersson, P.; Rasinski, M.; Rubel, M.; Sereda, S.; Sergienko, G.; Sunn Pedersen, T.; Vuoriheimo, T.; Wang, E.; Wauters, T.; Winters, V.; Zhao, M.; Yi, R.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2022. Nuclear fusion, 62 (1), Art.Nr.: 016006. doi:10.1088/1741-4326/ac3508
Erosion of tungsten marker layers in W7-X
W7-X Team; Mayer, M.; Balden, M.; Brezinsek, S.; Dhard, C. P.; Elgeti, S.; Fajardo, D.; Fellinger, J.; Guitart Corominas, M.; Hiret, P.; Kandler, M.; Krause, M.; Loesser, D.; Lumsdaine, A.; Naujoks, D.; Neilson, H.; Neu, R.; Oelmann, J.; Ruset, C.; Schmidt-Dencker, J.-H.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Physica scripta, 96 (12), Article no: 124070. doi:10.1088/1402-4896/ac3b68
Plasma-wall interaction studies in W7-X: main results from the recent divertor operations
W7-X Team; Dhard, C. P.; Brezinsek, S.; Mayer, M.; Naujoks, D.; Masuzaki, S.; Zhao, D.; Yi, R.; Oelmann, J.; Schmid, K.; Romazanov, J.; Pardanaud, C.; Kandler, M.; Kharwandikar, A. K.; Schlisio, G.; Volzke, O.; Grote, H.; Gao, Y.; Rudischhauser, L.; Goriaev, A.; Wauters, T.; Kirschner, A.; Sereda, S.; Wang, E.; Rasinski, M.; Dittmar, T.; Motojima, G.; Hwangbo, D.; Kajita, S.; Balden, M.; Burwitz, V. V.; Neu, R.; Linsmeier, C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Physica scripta, 96 (12), Article no: 124059. doi:10.1088/1402-4896/ac35c0
Basic design considerations for a frequency step-tunable electron cyclotron wave system to suppress NTMs in DEMO
Wu, C.; Aiello, G.; Avramidis, K. A.; Bruschi, A.; Fable, E.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Illy, S.; Janky, F.; Jelonnek, J.; Kudláček, O.; Moro, A.; Poli, E.; Ruess, T.; Scherer, T.; Schramm, R.; Siccinio, M.; Snicker, A.; Strauß, D.; Suárez López, G.; Tardini, G.; Thumm, M.; Tran, M. Q.; Zohm, H.
2021. Fusion engineering and design, 173, Art.-Nr.: 112931. doi:10.1016/j.fusengdes.2021.112931
Validation of theory-based models for the control of plasma currents in W7-X divertor plasmas
W7-X Team; Dinklage, A.; Fuchert, G.; Wolf, R. C.; Alonso, A.; Andreeva, T.; Beidler, C. D.; Baar, M. de; Gao, Y.; Geiger, J.; Jakubowski, M.; Laqua, H.; Marushchenko, N.; Neuner, U.; Pablant, N.; Pavone, A.; Rahbarnia, K.; Schmitt, J.; Smith, H. M.; Stange, T.; Turkin, Y.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Krier, L.; Thumm, M.
2021. Nuclear fusion, 61 (12), Art.Nr.: 126022. doi:10.1088/1741-4326/ac2d58
Plasma radiation behavior approaching high-radiation scenarios in W7-X
W7-X Team; Zhang, D.; Burhenn, R.; Feng, Y.; König, R.; Buttenschön, B.; Beidler, C. D.; Hacker, P.; Reimold, F.; Thomsen, H.; Laube, R.; Klinger, T.; Giannone, L.; Penzel, F.; Pavone, A.; Krychowiak, M.; Beurskens, M.; Bozhenkov, S.; Brunner, J. K.; Effenberg, F.; Fuchert, G.; Gao, Y.; Geiger, J.; Hirsch, M.; Höfel, U.; Jakubowski, M.; Knauer, J.; Kwak, S.; Laqua, H. P.; Niemann, H.; Otte, M.; Pedersen, T. S.; Pasch, E.; Pablant, N.; Rahbarnia, K.; Svensson, J.; Blackwell, B.; Drews, P.; Endler, M.; Rudischhauser, L.; Wang, E.; Weir, G.; Winters, V.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (12), Art.-Nr.: 126002. doi:10.1088/1741-4326/ac2b75
Deposition of 13C tracer and impurity elements on the divertor of Wendelstein 7-X
W7-X Team; Vuoriheimo, T.; Hakola, A.; Likonen, J.; Brezinsek, S.; Dittmar, T.; Mayer, M.; Prakash Dhard, C.; Naujoks, D.; Tuomisto, F.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Physica scripta, 96 (12), Artkl.Nr.: 124023. doi:10.1088/1402-4896/ac2381
Ion temperature clamping in Wendelstein 7-X electron cyclotron heated plasmas
W7-X Team; Beurskens, M. N. A.; Bozhenkov, S. A.; Ford, O.; Xanthopoulos, P.; Zocco, A.; Turkin, Y.; Alonso, A.; Beidler, C.; Calvo, I.; Carralero, D.; Estrada, T.; Fuchert, G.; Grulke, O.; Hirsch, M.; Ida, K.; Jakubowski, M.; Killer, C.; Krychowiak, M.; Kwak, S.; Lazerson, S.; Langenberg, A.; Lunsford, R.; Pablant, N.; Pasch, E.; Pavone, A.; Reimold, F.; Romba, T.; Stechow, A. von; Smith, H. M.; Windisch, T.; Yoshinuma, M.; Zhang, D.; Wolf, R. C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (11), 116072. doi:10.1088/1741-4326/ac1653
A model for the fast evaluation of prompt losses of energetic ions in stellarators
W7-X Team; Velasco, J. L.; Calvo, I.; Mulas, S.; Sánchez, E.; Parra, F. I.; Cappa, Á.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (11), Art.-Nr.: 116059. doi:10.1088/1741-4326/ac2994
Confinement degradation and plasma loss induced by strong sawtooth crashes at W7-X
W7-X Team; Zanini, M.; Buttenschön, B.; Laqua, H. P.; Thomsen, H.; Stange, T.; Brandt, C.; Braune, H.; Brunner, K. J.; Dinklage, A.; Gao, Y.; Hirsch, M.; Höfel, U.; Knauer, J.; Marsen, S.; Marushchenko, N.; Pavone, A.; Rahbarnia, K.; Schilling, J.; Turkin, Y.; Wolf, R. C.; Zocco, A.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (11), Art.-Nr.: 116053. doi:10.1088/1741-4326/ac2870
Bolometer tomography on Wendelstein 7-X for study of radiation asymmetry
W7-X Team; Zhang, D.; Burhenn, R.; Beidler, C. D.; Feng, Y.; Thomsen, H.; Brandt, C.; Buller, S.; Reimold, F.; Hacker, P.; Laube, R.; Geiger, J.; Regaña, J. M. G.; Smith, H. M.; König, R.; Giannone, L.; Penzel, F.; Klinger, T.; Baldzuhn, J.; Bozhenkov, S.; Bräuer, T.; Brunner, J. K.; Buttenschön, B.; Damm, H.; Endler, M.; Effenberg, F.; Fuchert, G.; Gao, Y.; Jakubowski, M.; Knauer, J.; Kremeyer, T.; Krychowiak, M.; Kwak, S.; Laqua, H. P.; Langenberg, A.; Otte, M.; Pablant, N.; Pasch, E.; Rahbarnia, K.; Pavone, A.; Rudischhauser, L.; Svensson, J.; Killer, C.; Windisch, T.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (11), Art.-Nr.: 116043. doi:10.1088/1741-4326/ac2778
Fast simulations for large aspect ratio stellarators with the neoclassical code KNOSOS
W7-X Team; Velasco, J. L.; Calvo, I.; Parra, F. I.; d’Herbemont, V.; Smith, H. M.; Carralero, D.; Estrada, T.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (11), Article no: 116013. doi:10.1088/1741-4326/ac1dc7
Impurity transport in ion- and electron-root confinement scenarios at Wendelstein 7-X
W7-X Team; Langenberg, A.; Wegner, T.; Marchuk, O.; García-Regaña, J. M.; Pablant, N. A.; Fuchert, G.; Bozhenkov, S.; Damm, H.; Pasch, E.; Brunner, K.-J.; Knauer, J.; Beurskens, M.; Reimold, F.; Wolf, R. C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (11), Article no: 116018. doi:10.1088/1741-4326/ac24d4
Swift evaluation of electron density profiles obtained by the alkali beam emission spectroscopy technique using linearized reconstruction
W7-X Team; Vécsei, M.; Anda, G.; Asztalos, O.; Dunai, D.; Hegedűs, S.; Nagy, D.; Otte, M.; Pokol, G. I.; Zoletnik, S.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Review of scientific instruments, 92 (11), 113501. doi:10.1063/5.0057158
2D measurements of parallel counter-streaming flows in the W7-X scrape-off layer for attached and detached plasmas
W7-X Team; Perseo, V.; Winters, V.; Feng, Y.; Reimold, F.; Ford, O. P.; König, R.; Bozhenkov, S. A.; Brunner, K. J.; Burhenn, R.; Drewelow, P.; Ennis, D. A.; Gao, Y.; Gradic, D.; Hacker, P.; Hergenhahn, U.; Jakubowski, M. W.; Knauer, J.; Kremeyer, T.; Kriete, D. M.; Krychowiak, M.; Kwak, S.; Niemann, H.; Pavone, A.; Pisano, F.; Puig Sitjes, A.; Schlisio, G.; Svensson, J.; Zhang, D.; Sunn Pedersen, T.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (11), 116039. doi:10.1088/1741-4326/ac277a
Calibration of the KIT test setup for the cooling tests of a gyrotron cavity full-size mock-up equipped with mini-channels
Stanculovic, S.; Difonzo, R.; Allio, A.; Avramidis, K. A.; Brücker, P.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Kalaria, P. C.; Misko, M.; Rzesnicki, T.; Savoldi, L.
2021. Fusion engineering and design, 172, Article no: 112744. doi:10.1016/j.fusengdes.2021.112744
Theoretical Investigation on Injection Locking of the EU 170 GHz 2 MW TE34,19-Mode Coaxial-Cavity Gyrotron
Brücker, P. T.; Avramidis, K. A.; Marek, A.; Thumm, M.; Jelonnek, J.
2021. 2021 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50926.2021.9567563
Frequency Stabilization of Megawatt-Class 140 GHz Gyrotrons at W7-X Using an Off-the-Shelf PLL System
Krier, L.; Avramidis, K. A.; Braune, H.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Jelonnek, J.; Laqua, H. P.; Marsen, S.; Moseev, D.; Noke, F.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Stange, T.; Thumm, M.; Wolf, R. C.
2021. 2021 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50926.2021.9566847
Two-Frequency Notch Filters for Sub-THz Plasma Diagnostics
Wagner, D.; Kasparek, W.; Leuterer, F.; Monaco, F.; Ruess, T.; Stober, J.; Thumm, M.
2021. 2021 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50926.2021.9567148
New Series of Standards VDI/VDE 5590 on Terahertz Systems
Becker, S.; Beckmann, J.; Cojocari, O.; Feige, V.; Fischer, B.; Frank, S. van; Friederich, F.; Globisch, B.; Hechtfischer, G.; Hens, K.; Hubers, H.-W.; Jelonnek, J.; Jonuscheit, J.; Kehrt, M.; Keil, A.; Kleine-Ostmann, T.; Liebermeister, L.; Mayr, M.; Nusler, D.; Peichl, M.; Peters, O.; Schur, J.; Sprenger, T.; Steiger, A.; Vieweg, N.; Wilk, R.
2021. 2021 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz50926.2021.9566934
2D coherence imaging measurements of C ion temperatures in the divertor of Wendelstein 7-X
W7-X Team; Gradic, D.; Perseo, V.; Kriete, D. M.; Krychowiak, M.; König, R.; Feng, Y.; Otte, M.; Pedersen, T. S.; Gao, Y.; Jakubowski, M.; Schlisio, G.; Warmer, F.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (10), 106041. doi:10.1088/1741-4326/ac25bf
Overview of the results from divertor experiments with attached and detached plasmas at Wendelstein 7-X and their implications for steady-state operation
W7-X Team; Jakubowski, M.; Endler, M.; Feng, Y.; Gao, Y.; Killer, C.; König, R.; Krychowiak, M.; Perseo, V.; Reimold, F.; Schmitz, O.; Pedersen, T. S.; Brezinsek, S.; Dinklage, A.; Drewelow, P.; Niemann, H.; Otte, M.; Gruca, M.; Hammond, K.; Kremeyer, T.; Kubkowska, M.; Jabłoński, S.; Pandey, A.; Wurden, G.; Zhang, D.; Bozhenkov, S.; Böckenhoff, D.; Dhard, C. P.; Baldzuhn, J.; Gradic, D.; Effenberg, F.; Kornejew, P.; Lazerson, S.; Lore, J.; Naujoks, D.; Puig Sitjes, A.; Schlisio, G.; Ślęczka, M.; Wenzel, U.; Winters, V.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (10), Artk.Nr.: 106003. doi:10.1088/1741-4326/ac1b68
High-performance ECRH at W7-X: experience and perspectives
W7-X Team; Laqua, H. P.; Baldzuhn, J.; Braune, H.; Bozhenkov, S.; Brunner, K.; Hirsch, M.; Hoefel, U.; Knauer, J.; Langenberg, A.; Marsen, S.; Moseev, D.; Pasch, E.; Rahbarnia, K.; Stange, T.; Wolf, R. C.; Pablant, N.; Grulke, O.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (10), Artk.Nr.: 106005. doi:10.1088/1741-4326/ac1a1b
Optimization of modular and helical coils applying genetic algorithm and fully-three-dimensional B-spline curves
W7-X Team; Yamaguchi, H.; Satake, S.; Nakata, M.; Shimizu, A.; Suzuki, Y.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (10), Artikl.Nr.: 106004. doi:10.1088/1741-4326/ac1ae2
First attempt to quantify W7-X island divertor plasma by local experiment-model comparison
W7-X Team; Feng, Y.; Gao, Y.; Kremeyer, T.; Gradic, D.; Rudischhauser, L.; Fuchert, G.; Bozhenkov, S.; Endler, M.; Jakubowski, M.; Koenig, R.; Krychowiak, M.; Pasch, E.; Hammond, K. C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (10), ArtNr.: 106018. doi:10.1088/1741-4326/ac2025
Automated Mode Recovery and Electronic Stability Control for Wendelstein 7-X Gyrotrons. Dissertation
Wilde, F.
2021, September 28. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000137957
Large Power Increase Enabled by High-Q Diamond-Loaded Cavities for Terahertz Gyrotrons
Shcherbinin, V. I.; Avramidis, K. A.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2021. Journal of Infrared, Millimeter, and Terahertz Waves, 42, 863–877. doi:10.1007/s10762-021-00814-6
Gyrotrons and Gyro-Amplifiers: Natural Sources of High-Power, High-Order, Orbital-Angular-Momentum Millimeter-Wave Beams
Thumm, M.
2021, September 4. 8th Thinkers in Vacuum Electronic Devices Webinar (VED 2021), Online, 4. September 2021
Proof of concept of a fast surrogate model of the VMEC code via neural networks in Wendelstein 7-X scenarios
W7-X Team; Merlo, A.; Böckenhoff, D.; Schilling, J.; Höfel, U.; Kwak, S.; Svensson, J.; Pavone, A.; Lazerson, S. A.; Pedersen, T. S.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (9), Art.-Nr.: 096039. doi:10.1088/1741-4326/ac1a0d
Turbulent transport in the scrape-off layer of Wendelstein 7-X
W7-X Team; Killer, C.; Narbutt, Y.; Grulke, O.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (9), Art.-Nr.: 096038. doi:10.1088/1741-4326/ac1ae3
An experimental characterization of core turbulence regimes in Wendelstein 7-X
W7-X Team; Carralero, D.; Estrada, T.; Maragkoudakis, E.; Windisch, T.; Alonso, J. A.; Beurskens, M.; Bozhenkov, S.; Calvo, I.; Damm, H.; Ford, O.; Fuchert, G.; García-Regaña, J. M.; Pablant, N.; Sánchez, E.; Pasch, E.; Velasco, J. L.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (9), Art.Nr.: 096015. doi:10.1088/1741-4326/ac112f
Impact of magnetic islands on plasma flow and turbulence in W7-X
W7-X Team; Estrada, T.; Maragkoudakis, E.; Carralero, D.; Windisch, T.; Velasco, J. L.; Killer, C.; Andreeva, T.; Geiger, J.; Dinklage, A.; Krämer-Flecken, A.; Wurden, G. A.; Beurskens, M.; Bozhenkov, S.; Damm, H.; Fuchert, G.; Pasch, E.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (9), 096011. doi:10.1088/1741-4326/ac146f
First neutral beam experiments on Wendelstein 7-X
W7-X Team; Lazerson, S. A.; Ford, O.; Äkaslompolö, S.; Bozhenkov, S.; Slaby, C.; Vanó, L.; Spanier, A.; McNeely, P.; Rust, N.; Hartmann, D.; Poloskei, P.; Buttenschoゆ B.; Burhenn, R.; Tamura, N.; Bussiahn, R.; Wegner, T.; Drevlak, M.; Turkin, Y.; Ogawa, K.; Knauer, J.; Brunner, K. J.; Pasch, E.; Beurskens, M.; Damm, H.; Fuchert, G.; Nelde, P.; Scott, E.; Pablant, N.; Langenberg, A.; Traverso, P.; Valson, P.; Hergenhahn, U.; Pavone, A.; Rahbarnia, K.; Andreeva, T.; Schilling, J.; Brandt, C.; Neuner, U.; Thomsen, H.; Chaudhary, N.; Höefel, U.; Stange, T.; Weir, G.; Marushchenko, N.; Jakubowski, M.; Ali, A.; Gao, Y.; Niemann, H.; Puig Sitjes, A.; Koenig, R.; Schroeder, R.; den Harder, N.; Heinemann, B.; Hopf, C.; Riedl, R.; Wolf, R. C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (9), 096008. doi:10.1088/1741-4326/ac121c
Modeling and measurement of energetic particle slowing down in Wendelstein 7-X
W7-X Team; Lazerson, S. A.; Pfefferlé, D.; Drevlak, M.; Smith, H.; Geiger, J.; Äkäslompolo, S.; Xanthopoulos, P.; Dinklage, A.; Ford, O.; McNeely, P.; Rust, N.; Bozhenkov, S.; Hartmann, D.; Rahbarnia, K.; Andreeva, T.; Schilling, J.; Brandt, C.; Neuner, U.; Thomsen, H.; Wolf, R. C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (9), 096005. doi:10.1088/1741-4326/ac0771
Theoretical Investigation on Injection Locking of the EU 170 GHz 2 MW TE34,19-Mode Coaxial-Cavity Gyrotron
Brücker, P.; Avramidis, K. A.; Marek, A.; Thumm, M.; Jelonnek, J.
2021, August 30. 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2021), Online, 30. August–3. September 2021
Frequency Stabilization of Megawatt-Class 140 GHz Gyrotrons at W7-X Using an Off-the-Shelf PLL System
Krier, L.; Avramidis, K. A.; Braune, H.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Jelonnek, J.; Laqua, H. P.; Marsen, S.; Moseev, D.; Noke, F.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Stange, T.; Thumm, M.; Wolf, R. C.
2021, August 30. 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2021), Online, 30. August–3. September 2021
Mechanical Design Study for Gyrotron E×B Drift Two-Stage Depressed Collector
Ell, B.; Pagonakis, I. G.; Wu, C.; Albert, D.; Gantenbein, G.; Illy, S.; Kobarg, T.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2021. 2020 IEEE 21st International Conference on Vacuum Electronics (IVEC): 19-22 October 2020, Monterey, CA, USA (online), 187–188, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC45766.2020.9520565
Characterization of injection and confinement improvement through impurity induced profile modifications on the Wendelstein 7-X stellarator
W7-X Team; Lunsford, R.; Killer, C.; Nagy, A.; Gates, D. A.; Klinger, T.; Dinklage, A.; Satheeswaran, G.; Kocsis, G.; Lazerson, S. A.; Nespoli, F.; Pablant, N. A.; Stechow, A. von; Alonso, A.; Andreeva, T.; Beurskens, M.; Biedermann, C.; Brezinsek, S.; Brunner, K. J.; Buttenschön, B.; Carralero, D.; Cseh, G.; Drewelow, P.; Effenberg, F.; Estrada, T.; Ford, O. P.; Grulke, O.; Hergenhahn, U.; Höefel, U.; Knauer, J.; Krause, M.; Krychowiak, M.; Kwak, S.; Langenberg, A.; Neuner, U.; Nicolai, D.; Pavone, A.; Puig Sitjes, A.; Rahbarnia, K.; Schilling, J.; Svensson, J.; Szepesi, T.; Thomsen, H.; Wauters, T.; Windisch, T.; Winters, V.; Zhang, D.; Zsuga, L.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Physics of plasmas, 28 (8), Art.-Nr.: 082506. doi:10.1063/5.0047274
Demonstration of reduced neoclassical energy transport in Wendelstein 7-X
W7-X Team; Beidler, C. D.; Smith, H. M.; Alonso, A.; Andreeva, T.; Baldzuhn, J.; Beurskens, M. N. A.; Borchardt, M.; Bozhenkov, S. A.; Brunner, K. J.; Damm, H.; Drevlak, M.; Ford, O. P.; Fuchert, G.; Geiger, J.; Helander, P.; Hergenhahn, U.; Hirsch, M.; Höfel, U.; Kazakov, Y. O.; Kleiber, R.; Krychowiak, M.; Kwak, S.; Langenberg, A.; Laqua, H. P.; Neuner, U.; Pablant, N. A.; Pasch, E.; Pavone, A.; Pedersen, T. S.; Rahbarnia, K.; Schilling, J.; Scott, E. R.; Stange, T.; Svensson, J.; Thomsen, H.; Turkin, Y.; Warmer, F.; Wolf, R. C.; Zhang, D.; Abramovic, I.; Äkäslompolo, S.; Alcusón, J.; Aleynikov, P.; Aleynikova, K.; Ali, A.; Alonso, A.; Anda, G.; Ascasibar, E.; Bähner, J. P.; Baek, S. G.; Balden, M.; Banduch, M.; Barbui, T.; Behr, W.; Benndorf, A.; Biedermann, C.; Biel, W.; Blackwell, B.; Blanco, E.; Blatzheim, M.; Ballinger, S.; Bluhm, T.; Böckenhoff, D.; Böswirth, B.; Böttger, L.-G.; Borsuk, V.; Boscary, J.; Bosch, H.-S.; Brakel, R.; Brand, H.; Brandt, C.; Bräuer, T.; Braune, H.; Brezinsek, S.; Brunner, K.-J.; Burhenn, R.; Bussiahn, R.; Buttenschön, B.; Bykov, V.; Cai, J.; Calvo, I.; Cannas, B.; Cappa, A.; Carls, A.; Carraro, L.; Carvalho, B.; Castejon, F.; Charl, A.; Chaudhary, N.; Chauvin, D.; Chernyshev, F.; Cianciosa, M.; Citarella, R.; Claps, G.; Coenen, J.; Cole, M.; Cole, M. J.; Cordella, F.; Cseh, G.; Czarnecka, A.; Czerski, K.; Czerwinski, M.; Czymek, G.; Molin, A. da; Silva, A. da; Pena, A. de la; Degenkolbe, S.; Dhard, C. P.; Dibon, M.; Dinklage, A.; Dittmar, T.; Drewelow, P.; Drews, P.; Durodie, F.; Edlund, E.; Effenberg, F.; Ehrke, G.; Elgeti, S.; Endler, M.; Ennis, D.; Esteban, H.; Estrada, T.; Fellinger, J.; Feng, Y.; Flom, E.; Fernandes, H.; Fietz, W. H.; Figacz, W.; Fontdecaba, J.; Fornal, T.; Frerichs, H.; Freund, A.; Funaba, T.; Galkowski, A.; Gantenbein, G.; Gao, Y.; García Regaña, J.; Gates, D.; Geiger, B.; Giannella, V.; Gogoleva, A.; Goncalves, B.; Goriaev, A.; Gradic, D.; Grahl, M.; Green, J.; Greuner, H.; Grosman, A.; Grote, H.; Gruca, M.; Grulke, O.; Guerard, C.; Hacker, P.; Han, X.; Harris, J. H.; Hartmann, D.; Hathiramani, D.; Hein, B.; Heinemann, B.; Helander, P.; Henneberg, S.; Henkel, M.; Hergenhahn, U.; Hernandez Sanchez, J.; Hidalgo, C.; Hollfeld, K. P.; Hölting, A.; Höschen, D.; Houry, M.; Howard, J.; Huang, X.; Huang, Z.; Hubeny, M.; Huber, M.; Hunger, H.; Ida, K.; Ilkei, T.; Illy, S.; Israeli, B.; Jablonski, S.; Jakubowski, M.; Jelonnek, J.; Jenzsch, H.; Jesche, T.; Jia, M.; Junghanns, P.; Kacmarczyk, J.; Kallmeyer, J.-P.; Kamionka, U.; Kasahara, H.; Kasparek, W.; Kenmochi, N.; Killer, C.; Kirschner, A.; Klinger, T.; Knauer, J.; Knaup, M.; Knieps, A.; Kobarg, T.; Kocsis, G.; Köchl, F.; Kolesnichenko, Y.; Könies, A.; König, R.; Kornejew, P.; Koschinsky, J.-P.; Köster, F.; Krämer, M.; Krampitz, R.; Krämer-Flecken, A.; Krawczyk, N.; Kremeyer, T.; Krom, J.; Ksiazek, I.; Kubkowska, M.; Kühner, G.; Kurki-Suonio, T.; Kurz, P. 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2021. Nature <London>, 596 (7871), 221–226. doi:10.1038/s41586-021-03687-w
Understanding detachment of the W7-X island divertor
W7-X Team; Feng, Y.; Jakubowski, M.; König, R.; Krychowiak, M.; Otte, M.; Reimold, F.; Reiter, D.; Schmitz, O.; Zhang, D.; Beidler, C. D.; Biedermann, C.; Bozhenkov, S.; Brunner, K. J.; Dinklage, A.; Drewelow, P.; Effenberg, F.; Endler, M.; Fuchert, G.; Gao, Y.; Geiger, J.; Hammond, K. C.; Helander, P.; Killer, C.; Knauer, J.; Kremeyer, T.; Pasch, E.; Rudischhauser, L.; Schlisio, G.; Sunn Pedersen, T.; Wenzel, U.; Winters, V.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (8), 086012. doi:10.1088/1741-4326/ac0772
Integration concept of an Electron Cyclotron System in DEMO
Franke, T.; Aiello, G.; Avramidis, K.; Bachmann, C.; Baiocchi, B.; Baylard, C.; Bruschi, A.; Chauvin, D.; Cufar, A.; Chavan, R.; Gliss, C.; Fanale, F.; Figini, L.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Jelonnek, J.; López, G. S.; Moro, A.; Moscheni, M.; Rispoli, N.; Siccinio, M.; Spaeh, P.; Strauss, D.; Subba, F.; Tigelis, I.; Tran, M. Q.; Tsironis, C.; Wu, C.; Zohm, H.
2021. Fusion Engineering and Design, 168, Art.-Nr.: 112653. doi:10.1016/j.fusengdes.2021.112653
Determination of poloidal mode numbers of MHD modes and their radial location using a soft x-ray camera array in the Wendelstein 7-X stellarator
W7-X Team; Dreval, M. B.; Brandt, C.; Schilling, J.; Thomsen, H.; Beletskii, A.; Könies, A.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Plasma physics and controlled fusion, 63 (6), Art.-Nr.: 065006. doi:10.1088/1361-6587/abf449
Thermographic reconstruction of heat load on the first wall of Wendelstein 7-X due to ECRH shine-through power
W7-X Team; Corre, Y.; Gaspar, J.; Marsen, S.; Moseev, D.; Stange, T.; Boscary, J.; Drewelow, P.; Gao, Y.; Jakubowski, M.; Hillairet, J.; Laqua, H. P.; Lechte, C.; Moncada, V.; Niemann, H.; Preynas, M.; Puig Sitjes, A.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (6), Art.-Nr.: 066002. doi:10.1088/1741-4326/abebea
Application of the elliptic approximation model for the edge turbulence rotation measurement via the poloidal correlation reflectometer in Wendelstein 7-X
W7-X Team; Han, X.; Krämer-Flecken, A.; Xiang, H. M.; Vécsei, M.; Knieps, A.; Windisch, T.; Anda, G.; Andreeva, T.; Bozhenkov, S. A.; Geiger, J.; Dunai, D.; Trier, E.; Rahbarnia, K.; Zoletnik, S.; Liang, Y.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (6), Art.-Nr.: 066029. doi:10.1088/1741-4326/abfb15
Wendelstein 7-X on the path to long-pulse high-performance operation
W7-X Team; Endler, M.; Baldzuhn, J.; Beidler, C. D.; Bosch, H.-S.; Bozhenkov, S.; Buttenschön, B.; Dinklage, A.; Fellinger, J.; Feng, Y.; Fuchert, G.; Gao, Y.; Geiger, J.; Grulke, O.; Hartmann, D.; Jakubowski, M.; König, R.; Laqua, H. P.; Lazerson, S.; McNeely, P.; Naujoks, D.; Neuner, U.; Otte, M.; Pasch, E.; Sunn Pedersen, T.; Perseo, V.; Puig Sitjes, A.; Rahbarnia, K.; Rust, N.; Schmitz, O.; Spring, A.; Stange, T.; Stechow, A. von; Turkin, Y.; Wang, E.; Wolf, R. C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Fusion engineering and design, 167, Article: 112381. doi:10.1016/j.fusengdes.2021.112381
Soft x-ray tomograms are consistent with the magneto-hydrodynamic equilibrium in the Wendelstein 7-X stellarator
W7-X Team; Schilling, J.; Thomsen, H.; Brandt, C.; Kwak, S.; Svensson, J.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Plasma physics and controlled fusion, 63 (5), 055010. doi:10.1088/1361-6587/abe0fa
Heat pulse propagation and anomalous electron heat transport measurements on the optimized stellarator W7-X
W7-X Team; Weir, G. M.; Xanthopoulos, P.; Hirsch, M.; Höfel, U.; Stange, T.; Pablant, N.; Grulke, O.; Äkäslompolo, S.; Alcusón, J.; Bozhenkov, S.; Beurskens, M.; Dinklage, A.; Fuchert, G.; Geiger, J.; Landreman, M.; Langenberg, A.; Lazerson, S.; Marushchenko, N.; Pasch, E.; Schilling, J.; Scott, E. R.; Turkin, Y.; Klinger, T.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (5), 056001. doi:10.1088/1741-4326/abea55
Performance Expectation and Preparation of the First Experimental Campaign of the EU/KIT 2 MW 170/204 GHz Coaxial-Cavity Gyrotron
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Jin, J.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2021, April 30. 22nd International Vacuum Electronics Conference (IVEC 2021), Online, 27.–30. April 2021
Mechanical Design of the Short Pulse E×B Drift Two-Stage Depressed Collector Prototype for High Power Gyrotron
Ell, B.; Pagonakis, I. G.; Wu, C.; Gantenbein, G.; Illy, S.; Rzesnicki, T.; Stanculovic, S.; Thumm, M.; Weggen, J.; Jelonnek, J.
2021, April 30. 22nd International Vacuum Electronics Conference (IVEC 2021), Online, 27.–30. April 2021
The Gyrotron : a Unique High-Power CW Millimeter Wave Source
Thumm, M.
2021, April 26. International Conference for Young Professionals in Physics and Technology (ICYPPT 2021), Charkiw, Ukraine, 26.–30. April 2021
EMC3-EIRENE simulation of first wall recycling fluxes in W7-X with relation to H-alpha measurements
W7-X Team; Winters, V. R.; Reimold, F.; König, R.; Krychowiak, M.; Romba, T.; Biedermann, C.; Bozhenkov, S.; Drewelow, P.; Endler, M.; Feng, Y.; Frerichs, H.; Fuchert, G.; Geiger, J.; Gao, Y.; Harris, J. H.; Jakubowski, M.; Kornejew, P.; Kremeyer, T.; Niemann, H.; Pasch, E.; Puig-Sitjes, A.; Schlisio, G.; Scott, E. R.; Wurden, G. A.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Plasma physics and controlled fusion, 63 (4), Art.-Nr. 045016. doi:10.1088/1361-6587/abe39c
Radial electric field and density fluctuations measured by Doppler reflectometry during the post-pellet enhanced confinement phase in W7-X
W7-X Team; Estrada, T.; Carralero, D.; Windisch, T.; Sánchez, E.; García-Regaña, J. M.; Martínez-Fernández, J.; Peña, A. de la; Velasco, J. L.; Alonso, J. A.; Beurskens, M.; Bozhenkov, S.; Damm, H.; Fuchert, G.; Kleiber, R.; Pablant, N.; Pasch, E.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (4), 046008. doi:10.1088/1741-4326/abddee
Correction and verification of x-ray imaging crystal spectrometer analysis on Wendelstein 7-X through x-ray ray tracing
W7-X Team; Pablant, N. A.; Langenberg, A.; Alonso, J. A.; Bitter, M.; Bozhenkov, S. A.; Ford, O. P.; Hill, K. W.; Kring, J.; Marchuck, O.; Svensson, J.; Traverso, P.; Windisch, T.; Yakusevitch, Y.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Review of scientific instruments, 92 (4), Article no: 043530. doi:10.1063/5.0043513
Design verification of the gyrotron diamond output window for the upgrade of the ECRH system at W7-X
Aiello, G.; Avramidis, K. A.; Gantenbein, G.; Jelonnek, J.; Jin, J.; Laqua, H. P.; Meier, A.; Scherer, T.; Strauss, D.; Thumm, M.
2021. Fusion engineering and design, 165, Article no: 112262. doi:10.1016/j.fusengdes.2021.112262
Theoretical Study on the Possibility for Stepwise Tuning of the Frequency of the KIT 2 MW 170/204 GHz Coaxial-Cavity Gyrotron
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2021. 2020 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 8-13 November 2020, online, 435–436, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz46771.2020.9370801
Recent Development of a 1.5 MW, 140 GHz Continuous-Wave Gyrotron for the Upgraded ECRH System at W7-X
Illy, S.; Avramidis, K. A.; Ioannidis, Z. C.; Aiello, G.; Benin, P.; Chelis, I.; Dinklage, A.; Gantenbein, G.; Jelonnek, J.; Jin, J.; Laqua, H. P.; Leggieri, A.; Legrand, F.; Marek, A.; Marsen, S.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Strauss, D.; Thumm, M.; Tigelis, I.; Wagner, D.; Weggen, J.; Wolf, R. C.
2021. 2020 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Buffalo, NY, USA, 8-13 Nov. 2020, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz46771.2020.9370666
Operation of the Modular KIT 170 GHz – 2 MW Longer-Pulse Coaxial-Cavity Gyrotron with Pulses up to 50 ms
Ioannidis, Z. C.; Rzesnicki, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Jin, J.; Krier, L.; Pagonakis, I. G.; Ruess, S.; Schmid, M.; Thumm, M.; Jelonnek, J.
2021. 2020 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Buffalo, NY, USA, 8-13 Nov. 2020, 01–02, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz46771.2020.9370698
Ongoing Gyrotron Activities at KIT
Jelonnek, J.; Gantenbein, G.; Avrramidis, K.; Ell, B.; Illy, S.; Ioannidis, Z.; Jin, J.; Krier, L.; Marek, A.; Pagonakis, I.; Rzesnicki, T.; Stanculovic, S.; Ruess, T.; Thumm, M.; Wilde, F.; Wu, C.
2021, März 8. 8th International Workshop on Far-Infrared Technologies (IW-FIRT 2021), Online, 8.–9. März 2021
Development of the ion cyclotron emission diagnostic for the W7-X stellarator
W7-X Team; Moseev, D.; Ochoukov, R.; Bobkov, V.; Dendy, R. O.; Faugel, H.; Hartmann, D.; Kallmeyer, J.-P.; Lansky, J.; Laqua, H. P.; Marsen, S.; McClements, K. G.; Nielsen, S. K.; Reintrog, A.; Salewski, M.; Schmidt, B. S.; Schulz, T.; Stange, T.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Review of scientific instruments, 92 (3), 033546. doi:10.1063/5.0040944
Towards a 1.5 MW, 140 GHz gyrotron for the upgraded ECRH system at W7-X
Avramidis, K. A.; Ioannidis, Z. C.; Aiello, G.; Bénin, P.; Chelis, I.; Dinklage, A.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Jin, J.; Laqua, H. P.; Leggieri, A.; Legrand, F.; Marek, A.; Marsen, S.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Strauss, D.; Thumm, M.; Tigelis, I.; Wagner, D.; Weggen, J.; Wolf, R. C.
2021. Fusion engineering and design, 164, Art.-Nr.: 112173. doi:10.1016/j.fusengdes.2020.112173
Broadband Rotary Joint Concept for High-Power Radar Applications
Haas, D.; Thumm, M.; Jelonnek, J.
2021. Journal of infrared, millimeter, and terahertz waves, 42 (2), 107–116. doi:10.1007/s10762-020-00766-3
Mode Discrimination by Lossy Dielectric Rods in Cavities of Second-Harmonic Gyrotrons
Shcherbinin, V. I.; Avramidis, K. A.; Thumm, M.; Jelonnek, J.
2021. Journal of infrared, millimeter, and terahertz waves, 42 (1), 93–105. doi:10.1007/s10762-020-00760-9
Real-Time Detection of Overloads on the Plasma-Facing Components of Wendelstein 7-X
W7-X Team; Puig Sitjes, A.; Jakubowski, M.; Naujoks, D.; Gao, Y.; Drewelow, P.; Niemann, H.; Fellinger, J.; Moncada, V.; Pisano, F.; Belafdil, C.; Mitteau, R.; Aumeunier, M.-H.; Cannas, B.; Casas, J. R.; Salembier, P.; Clemente, R.; Fischer, S.; Winter, A.; Laqua, H.; Bluhm, T.; Brandt, K.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Applied Sciences, 11 (24), Article no: 11969. doi:10.3390/app112411969
Mode Selection for a Future 136/170/204 GHz Multi-Frequency Coaxial-Cavity DEMO Gyrotron. Bachelorarbeit
Eppli, J. F.
2021. Karlsruher Institut für Technologie (KIT)
A validation roadmap of multi-physics simulators of the resonator of mw-class cw gyrotrons for fusion applications
Savoldi, L.; Avramidis, K. A.; Albajar, F.; Alberti, S.; Leggieri, A.; Sanchez, F.
2021. Energies, 14 (23), 8027. doi:10.3390/en14238027
Large Area Diamond Disk Growth Experiments and Thermomechanical Investigations for the Broadband Brewster Window in DEMO
Aiello, G.; Avramidis, K. A.; Franke, T.; Gantenbein, G.; Jelonnek, J.; Meier, A.; Scherer, T.; Schreck, S.; Strauss, D.; Thumm, M.; Tran, M. Q.; Wild, C.; Woerner, E.
2021. IEEE Transactions on Electron Devices, 68 (9), 4669–4674. doi:10.1109/TED.2021.3088077
Development of a Control System to Improve the Stability of the FLUTE Electron Gun. Masterarbeit
Noll, M.-D.
2021. Karlsruher Institut für Technologie (KIT)
Theoretical Study on Performance Improvement of MW-Class Gyrotrons by External Signal Injection. Masterarbeit
Brücker, P. T.
2021. Karlsruher Institut für Technologie (KIT)
Characterisation of Thin Dielectric Coatings on Metal Surfaces in the mmW-Band. Masterarbeit
Lutz, F.-C.
2021. Karlsruher Institut für Technologie (KIT)
Plasma Spraying of a Microwave Absorber Coating for an RF Dummy Load
Killinger, A.; Gantenbein, G.; Illy, S.; Ruess, T.; Weggen, J.; Martinez-Garcia, V.
2021. Coatings, 11 (7), Article no: 801. doi:10.3390/coatings11070801
High power gyrotron development for advanced fusion devices
Gantenbein, G.; Avramidis, K.; Chelis, I.; Ell, B.; Illy, S.; Ioannidis, Z. C.; Jelonnek, J.; Jin, J.; Laqua, H. P.; Marsen, S.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Stanculovic, S.; Thumm, M.; Tigelis, I.
2021. 28th IAEA Fusion Energy Conference (FEC 2021), Online, 10.–15. Mai 2021
Multifaceted Simulations Reproducing Experimental Results from the 1.5-MW 140-GHz Preprototype Gyrotron for W7-X
Avramidis, K. A.; Ioannidis, Z. C.; Illy, S.; Jin, J.; Ruess, T.; Aiello, G.; Thumm, M.; Jelonnek, J.
2021. IEEE Transactions on Electron Devices, 68 (6), 3063–3069. doi:10.1109/TED.2021.3075653
Calculations on Mode Eigenvalues in a Corrugated Waveguide with Varying Diameter and Corrugation Depth
Haas, D.; Thumm, M.; Jelonnek, J.
2021. Journal of Infrared, Millimeter, and Terahertz Waves, 42 (5), 493–503. doi:10.1007/s10762-021-00791-w
Generation of 1.5MW-140GHz pulses with the modular pre-prototype gyrotron for W7-X
Ioannidis, Z. C.; Avramidis, K. A.; Rzesnicki, T.; Chelis, I.; Gantenbein, G.; Illy, S.; Jin, J.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2021. IEEE electron device letters, 42 (6), 939–942. doi:10.1109/LED.2021.3073221
Investigation of TESPEL cloud dynamics in Wendelstein 7-X stellarator
W7-X Team; Kocsis, G.; Tamura, N.; Bussiahn, R.; McCarthy, K.; Baldzuhn, J.; Biedermann, C.; Cseh, G.; Damm, H.; Kornejew, P.; König, R.; Panadero, N.; Szepesi, T.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (1). doi:10.1088/1741-4326/abbc84
Design Procedure for a Broadband TE11/HE11 Mode Converter for High-Power Radar Applications
Haas, D.; Thumm, M.
2021. Journal of Infrared, Millimeter, and Terahertz Waves, 42, 380–390. doi:10.1007/s10762-021-00773-y
Starting currents of modes in cylindrical cavities with mode-converting corrugations for second-harmonic gyrotrons
Tkachova, T. I.; Shcherbinin, V. I.; Tkachenko, V. I.; Ioannidis, Z. C.; Thumm, M.; Jelonnek, J.
2021. Journal of infrared, millimeter, and terahertz waves. doi:10.1007/s10762-021-00772-z
Quantification of erosion pattern using picosecond-LIBS on a vertical divertor target element exposed in W7-X
W7-X Team; Zhao, D.; Yi, R.; Eksaeva, A.; Oelmann, J.; Brezinsek, S.; Sergienko, G.; Rasinski, M.; Gao, Y.; Mayer, M.; Dhard, C. P.; Naujoks, D.; Cai, L.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2021. Nuclear fusion, 61 (1), Art.-Nr.: 016025. doi:10.1088/1741-4326/abc408
Experimental Classification and Enhanced Suppression of Parasitic Oscillations in Gyrotron Beam Tunnels
Ioannidis, Z. C.; Chelis, I.; Gantenbein, G.; Rzesnicki, T.; Jelonnek, J.
2020. IEEE transactions on electron devices, 67 (12), 5783–5789. doi:10.1109/TED.2020.3025751
Extended Feedback System for Coupled Sub-THz Gyro-Devices to Provide New Regimes of Operation
Marek, A.; Avramidis, K.; Ginzburg, N.; Illy, S.; Jelonnek, J.; Jin, J.; Thumm, M.
2020. IEEE transactions on electron devices, 67 (12), 5729–5735. doi:10.1109/TED.2020.3028531
Statistical characteristics of the SOL turbulence in the first divertor plasma operation of W7-X using a reciprocating probe
W7-X Team; Liu, S. C.; Liang, Y.; Wang, H. Q.; Killer, C.; Drews, P.; Knieps, A.; Han, X.; Grulke, O.; Krämer-Flecken, A.; Xu, G. S.; Yan, N.; Höschen, D.; Nicolai, D.; Satheeswaran, G.; Geiger, J.; Henkel, M.; Huang, Z.; König, R.; Li, Y.; Neubauer, O.; Rahbarnia, K.; Sandri, N.; Schweer, B.; Wang, E. H.; Wang, Y. M.; Xu, S.; Gao, X.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Physics of plasmas, 27 (12), Article: 122504. doi:10.1063/5.0016151
Thermal and mechanical analyses of W7-X plasma facing components for operation phase 2
W7-X Team; Wang, Z.; Boscary, J.; Schauer, F.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Fusion engineering and design, 161, Article: 111882. doi:10.1016/j.fusengdes.2020.111882
Recent Development of a 1.5 MW, 140 GHz Continuous-Wave Gyrotron for the Upgraded ECRH System at W7-X
W7-X Team; Illy, S.; Avramidis, K. A.; Ioannidis, Z. C.; Aiello, G.; Bénin, P.; Chelis, I.; Dinklage, A.; Gantenbein, G.; Jelonnek, J.; Jin, J.; Laqua, H. P.; Leggieri, A.; Legrand, F.; Marek, A.; Marsen, S.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Strauss, D.; Thumm, M.; Tigelis, I.; Wagner, D.; Weggen, J.; Wolf, R. C.
2020, November 13. 45th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2020), Online, 8.–13. November 2020
Theoretical Study on the Possibility for Stepwise Tuning of the Frequency of the KIT 2MW 170/204 GHz Coaxial-Cavity Gyrotron
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2020, November 13. 45th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2020), Online, 8.–13. November 2020
Operation of the Modular KIT 170 GHz - 2 MW Longer-Pulse Coaxial-Cavity Gyrotron with Pulses up to 50 ms
Ioannidis, Z. C.; Rzesnicki, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Jin, J.; Krier, L.; Pagonakis, I. G.; Ruess, S.; Schmid, M.; Thumm, M.; Jelonnek, J.
2020, November 13. 45th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2020), Online, 8.–13. November 2020
Theoretical investigation on possible operation of a 140 GHz 1 MW gyrotron at 175 GHz for CTS plasma diagnostics at W7-X
W7-X Team; Krier, L.; Pagonakis, I. G.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Jin, J.; Laqua, H. P.; Marek, A.; Moseev, D.; Thumm, M.
2020. Physics of plasmas, 27 (11), Art.-Nr.: 113107. doi:10.1063/5.0022151
Investigation of mode activity in NBI-heated experiments of Wendelstein 7-X
W7-X Team; Slaby, C.; Äkäslompolo, S.; Borchardt, M.; Geiger, J.; Kleiber, R.; Könies, A.; Bozhenkov, S.; Brandt, C.; Dinklage, A.; Dreval, M.; Ford, O.; Fuchert, G.; Hartmann, D.; Hirsch, M.; Höfel, U.; Huang, Z.; McNeely, P.; Pablant, N.; Rahbarnia, K.; Rust, N.; Schilling, J.; Stechow, A. von; Thomsen, H.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Nuclear fusion, 60 (11), 112004. doi:10.1088/1741-4326/ab7c28
Mechanical Design Study for Gyrotron E×B Drift Two-Stage Depressed Collector
Ell, B.; Pagonakis, I. G.; Wu, C.; Albert, D.; Gantenbein, G.; Illy, S.; Kobarg, T.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2020, Oktober. 21st International Vacuum Electronics Conference (IVEC 2020), Online, 19.–22. Oktober 2020
ECCD-induced sawtooth crashes at W7-X
W7-X Team; Zanini, M.; Laqua, H. P.; Thomsen, H.; Stange, T.; Brandt, C.; Braune, H.; Brunner, K. J.; Fuchert, G.; Hirsch, M.; Knauer, J.; Höfel, U.; Marsen, S.; Pasch, E.; Rahbarnia, K.; Schilling, J.; Turkin, Y.; Wolf, R. C.; Zocco, A.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Nuclear fusion, 60 (10), Article no: 106021. doi:10.1088/1741-4326/aba72b
Basic design considerations for a frequency-tunable ECRH&CD system to suppress NTMs in DEMO
Wu, C.; Avramidis, K. A.; Bruschi, A.; Fable, E.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Illy, S.; Janky, F.; Jelonnek, J.; Kudlacek, O.; Moro, A.; Poli, E.; Schramm, R.; Siccinio, M.; Snicker, A.; Suárez López, G.; Tardini, G.; Thumm, M.; Tran, M. Q.; Zohm, H.
2020, September 21. 31st Symposium on Fusion Technology (SOFT 2020), Online, 20.–25. September 2020
Two-dimensional leapfrog scheme for trajectories of relativistic charged particles in static axisymmetric electric and magnetic field
Wu, C.; Pagonakis, I. G.; Illy, S.; Jelonnek, J.
2020. Journal of computational physics: X, 8, Article no: 100079. doi:10.1016/j.jcpx.2020.100079
Towards a 1.5 MW, 140 GHz Gyrotron for the Upgraded ECRH System at W7-X
W7-X Team; Avramidis, K. A.; Ioannidis, Z. C.; Aiello, G.; Bénin, P.; Chelis, I.; Dinklage, A.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Jin, J.; Laqua, H. P.; Leggieri, A.; Legrand, F.; Marek, A.; Marsen, S.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Strauss, D.; Thumm, M.; Tigelis, I.; Wagner, D.; Weggen, J.; Wolf, R. C.
2020, September. 31st Symposium on Fusion Technology (SOFT 2020), Online, 20.–25. September 2020
Experimental Evaluation of Mini-channel Cavity Cooling for CW Gyrotrons Using the Full-size Mock-up Test Setup at KIT
Stanculovic, S.; Allio, A.; Avramidis, K. A.; Kalaria, P. C.; Gantenbein, G.; Rzesnicki, T.; Illy, S.; Jelonnek, J.; Savoldi, L.; Misko, M.; Papenfuß, D.; Lang, R.; Brücker, P. T.; Raghunavshi, U.
2020, September. 31st Symposium on Fusion Technology (SOFT 2020), Online, 20.–25. September 2020
Towards large area CVD diamond disks for Brewster-angle windows
Aiello, G.; Schreck, S.; Avramidis, K. A.; Franke, T.; Gantenbein, G.; Jelonnek, J.; Meier, A.; Scherer, T.; Strauss, D.; Thumm, M.; Tran, M. Q.; Wild, C.; Woerner, E.
2020. Fusion engineering and design, 157, Article no: 111818. doi:10.1016/j.fusengdes.2020.111818
Preparation, analysis, and application of coated glass targets for the Wendelstein 7-X laser blow-off system
W7-X Team; Wegner, T.; Geiger, B.; Foest, R.; Jansen van Vuuren, A.; Winters, V. R.; Biedermann, C.; Burhenn, R.; Buttenschön, B.; Cseh, G.; Joda, I.; Kocsis, G.; Kunkel, F.; Quade, A.; Schäfer, J.; Schmitz, O.; Szepesi, T.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Review of scientific instruments, 91 (8), 083503. doi:10.1063/1.5144943
Design of Microwave Pulse Compressors Using Small Form-Factor Waveguide Cavities
Ioannidis, Z. C.; Savaidis, S. P.; Mitilineos, S. A.; Livieratos, S.; Stathopoulos, N. A.
2020. IEEE transactions on microwave theory and techniques, 68 (8), 3255–3262. doi:10.1109/TMTT.2020.2996218
Plasma filaments in the scrape-off layer of Wendelstein 7-X
W7-X Team; Killer, C.; Shanahan, B.; Grulke, O.; Endler, M.; Hammond, K.; Rudischhauser, L.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Plasma physics and controlled fusion, 62 (8), 085003. doi:10.1088/1361-6587/ab9313
Large wetted areas of divertor power loads at Wendelstein 7-X
W7-X Team; Niemann, H.; Drewelow, P.; Jakubowski, M. W.; Puig Sitjes, A.; Cannas, B.; Gao, Y.; Pisano, F.; König, R.; Burhenn, R.; Hacker, P.; Reimold, F.; Zhang, D.; Brunner, K. J.; Knauer, J.; Sunn Pedersen, T.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.; Reimold, F.; Zhang, D.; Brunner, K. J.; Knauer, J.; Sunn Pedersen, T.
2020. Nuclear fusion, 60 (8), 084003. doi:10.1088/1741-4326/ab937a
A Compact Two-Frequency Notch Filter for Millimeter Wave Plasma Diagnostics
Wagner, D. H.; Kasparek, W.; Leuterer, F. S. P.; Monaco, F.; Ruess, T.; Stober, J. K.; Thumm, M.
2020. Journal of infrared, millimeter, and terahertz waves, 41 (7), 741–749. doi:10.1007/s10762-020-00701-6
Design and characteristics of a low-frequency magnetic probe for magnetic profile measurements at Wendelstein 7-X
W7-X Team; Knieps, A.; Liang, Y.; Drews, P.; Endler, M.; Grulke, O.; Huang, Z.; Killer, C.; Liu, S.; Nicolai, D.; Rahbarnia, K.; Sandri, N.; Satheeswaran, G.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Review of scientific instruments, 91 (7), 073506. doi:10.1063/5.0002193
Numerical modeling of the electron temperature crashes observed in Wendelstein 7-X stellarator experiments
W7-X Team; Yu, Q.; Strumberger, E.; Igochine, V.; Lackner, K.; Laqua, H. P.; Zanini, M.; Braune, H.; Hirsch, M.; Höfel, U.; Marsen, S.; Stange, T.; Wolf, R. C.; Günter, S.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Nuclear fusion, 60 (7), 076024. doi:10.1088/1741-4326/ab9258
Improved Mode Selection in Coaxial Cavities for Subterahertz Second-Harmonic Gyrotrons
Shcherbinin, V. I.; Moskvitina, Y. K.; Avramidis, K. A.; Jelonnek, J.
2020. IEEE transactions on electron devices, 67 (7), 2933–2939. doi:10.1109/TED.2020.2996179
Metadata Framework for Assisting Experimental Planning and Evaluation at Wendelstein 7-X
W7-X Team; Spring, A.; Grahl, M.; Lewerentz, M.; Klug, C.; Dumke, S.; Bluhm, T.; Laqua, H.; Grun, M.; Holtz, A.; Riemann, H.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. IEEE transactions on plasma science, 48 (6), 1409–1414. doi:10.1109/TPS.2019.2958034
The Langmuir probe system in the Wendelstein 7-X test divertor
W7-X Team; Rudischhauser, L.; Endler, M.; Höfel, U.; Hammond, K. C.; Kallmeyer, J. P.; Blackwell, B. D.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Review of scientific instruments, 91 (6), 063505. doi:10.1063/1.5143013
Experiments on the Pulse Repetition Frequency Optimization of 1.3-GHz, 100-kW Microwave Pulse Compressor
Savaidis, S. P.; Mitilineos, S. A.; Ioannidis, Z. C.; Stathopoulos, N. A.
2020. IEEE transactions on microwave theory and techniques, 68 (6), 2374–2381. doi:10.1109/TMTT.2020.2978046
Investigation of turbulence rotation in the SOL and plasma edge of W7-X for different magnetic configurations
W7-X Team; Krämer-Flecken, A.; Han, X.; Otte, M.; Anda, G.; Bozhenkov, S. A.; Dunai, D.; Fuchert, G.; Geiger, J.; Grulke, O.; Pasch, E.; Scott, E. R.; Trier, E.; Vécsei, M.; Windisch, T.; Zoletnik, S.; Gantenbein, G.; Jelonnek, J.; Thumm, M.
2020. Plasma science & technology, 22 (6), 064004. doi:10.1088/2058-6272/ab770c
High Power CW Gyrotron Developement at KIT: Current Status and Future Prospects
Illy, S.; Avramidis, K. A.; Ell, B.; Gantenbein, G.; Ioannidis, Z.; Jin, J.; Krier, L.; Marek, A.; Pagonakis, I. G.; Stanculovic, S.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Wu, C.; Jelonnek, J.
2020, Mai 27. 7th/13th ITG International Vacuum Electronics Workshop / International Vacuum Electron Sources Conference (IVEW/IVeSC 2020), Bad Honnef, Deutschland, 26.–29. Mai 2020
From ITER to DEMO: Towards Multi-Purpose Multi-MW Gyrotrons Operating above 200 GHz
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Jin, J.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2020, Mai 27. 7th/13th ITG International Vacuum Electronics Workshop / International Vacuum Electron Sources Conference (IVEW/IVeSC 2020), Bad Honnef, Deutschland, 26.–29. Mai 2020
Simulations of a feedback system for coupled gyro-devices at 263 GHz
Marek, A.; Avramidis, K. A.; Ginzburg, N. S.; Illy, S.; Jin, J.; Thumm, M.; Jelonnek, J.
2020, Mai 27. 7th/13th ITG International Vacuum Electronics Workshop / International Vacuum Electron Sources Conference (IVEW/IVeSC 2020), Bad Honnef, Deutschland, 26.–29. Mai 2020
Considerations for the Operation of a 140 GHz 1 MW Gyrotron at 175 GHz for CTS Plasma Diagnostics at W7-X
W7-X Team; Krier, L.; Pagonakis, I. G.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Jin, J.; Laqua, H. P.; Marek, A.; Moseev, D.
2020, Mai 27. 7th/13th ITG International Vacuum Electronics Workshop / International Vacuum Electron Sources Conference (IVEW/IVeSC 2020), Bad Honnef, Deutschland, 26.–29. Mai 2020
Charge-state independent anomalous transport for a wide range of different impurity species observed at Wendelstein 7-X
W7-X Team; Langenberg, A.; Wegner, T.; Pablant, N. A.; Marchuk, O.; Geiger, B.; Tamura, N.; Bussiahn, R.; Kubkowska, M.; Mollén, A.; Traverso, P.; Smith, H. M.; Fuchert, G.; Bozhenkov, S.; Damm, H.; Pasch, E.; Brunner, K.-J.; Knauer, J.; Beurskens, M.; Burhenn, R.; Wolf, R. C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Physics of plasmas, 27 (5), 052510. doi:10.1063/5.0004462
Enhanced energy confinement after series of pellets in Wendelstein 7-X
W7-X Team; Baldzuhn, J.; Damm, H.; Beidler, C. D.; McCarthy, K.; Panadero, N.; Biedermann, C.; Bozhenkov, S. A.; Dinklage, A.; Brunner, K. J.; Fuchert, G.; Kazakov, Y.; Beurskens, M.; Dibon, M.; Geiger, J.; Grulke, O.; Höfel, U.; Klinger, T.; Köchl, F.; Knauer, J.; Kocsis, G.; Kornejew, P.; Lang, P. T.; Langenberg, A.; Laqua, H.; Pablant, N. A.; Pasch, E.; Pedersen, T. S.; Ploeckl, B.; Rahbarnia, K.; Schlisio, G.; Scott, E. R.; Stange, T.; Von Stechow, A.; Szepesi, T.; Turkin, Y.; Wagner, F.; Winters, V.; Wurden, G.; Zhang, D.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Plasma physics and controlled fusion, 62 (5), 055012. doi:10.1088/1361-6587/ab8112
Wisconsin In Situ Penning (WISP) gauge: A versatile neutral pressure gauge to measure partial pressures in strong magnetic fields
W7-X Team; Kremeyer, T.; Flesch, K.; Schmitz, O.; Schlisio, G.; Wenzel, U.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Review of scientific instruments, 91 (4), 043504. doi:10.1063/1.5125863
Physics analysis of results of stochastic and classic stellarator coil optimization
W7-X Team; Lobsien, J.-F.; Drevlak, M.; Jenko, F.; Maurer, M.; Navarro, A. B.; Nührenberg, C.; Pedersen, T. S.; Smith, H. M.; Turkin, Y.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Nuclear fusion, 60 (4), Article: 046012. doi:10.1088/1741-4326/ab7211
Pushing the KIT 2 MW Coaxial-Cavity Short-Pulse Gyrotron Towards a DEMO Relevant Design. Dissertation
Ruess, S.
2020, März 9. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000117541
Broadband Polarizer Miter Bend for High Power Radar Applications
Haas, D.; Marek, A.; Thumm, M.; Jelonnek, J.; Jirousek, M.; Peichl, M.
2020. GEMIC, German Microwave Conference (GeMiC), Cottbus, Germany, March 09 - 11, 2020, 76–79, Institute of Electrical and Electronics Engineers (IEEE)
Increasing the density in Wendelstein 7-X: benefits and limitations
W7-X Team; Fuchert, G.; Brunner, K. J.; Rahbarnia, K.; Stange, T.; Zhang, D.; Baldzuhn, J.; Bozhenkov, S. A.; Beidler, C. D.; Beurskens, M. N. A.; Brezinsek, S.; Burhenn, R.; Damm, H.; Dinklage, A.; Feng, Y.; Hacker, P.; Hirsch, M.; Kazakov, Y.; Knauer, J.; Langenberg, A.; Laqua, H. P.; Lazerson, S.; Pablant, N. A.; Pasch, E.; Reimold, F.; Sunn Pedersen, T.; Scott, E. R.; Warmer, F.; Winters, V. R.; Wolf, R. C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Nuclear fusion, 60 (3), 036020. doi:10.1088/1741-4326/ab6d40
Charge exchange recombination spectroscopy at Wendelstein 7-X
W7-X Team; Ford, O. P.; Vanó, L.; Alonso, J. A.; Baldzuhn, J.; Beurskens, M. N. A.; Biedermann, C.; Bozhenkov, S. A.; Fuchert, G.; Geiger, B.; Hartmann, D.; Jaspers, R. J. E.; Kappatou, A.; Langenberg, A.; Lazerson, S. A.; McDermott, R. M.; McNeely, P.; Neelis, T. W. C.; Pablant, N. A.; Pasch, E.; Rust, N.; Schroeder, R.; Scott, E. R.; Smith, H. M.; Wegner, T.; Kunkel, F.; Wolf, R. C.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Review of scientific instruments, 91 (2), Article: 023507. doi:10.1063/1.5132936
Triode magnetron injection gun for the KIT 2 MW 170 GHz coaxial cavity gyrotron
Pagonakis, I. G.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Piosczyk, B.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2020. Physics of plasmas, 27 (2), Article no: 023105. doi:10.1063/1.5132615
Linear Theory of Beam-Wave Interaction in Gyrotron Cavities with Mode Conversion
Maksimenko, A.; Shcherbinin, V.; Tkachenko, V.
2020. 2020 IEEE Ukrainian Microwave Week (UkrMW): Proceedings. 21-25 September 2020, 929–932, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/UkrMW49653.2020.9252719
Linear, resistive stability studies for Wendelstein 7-X-type equilibria with external current drive
W7-X Team; Strumberger, E.; Günter, S.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Nuclear fusion, 60 (10), Article no: 106013. doi:10.1088/1741-4326/aba9ea
Investigations on W-Band Second Harmonic Gyrotron for 50/100-kW Operation
Adya, S.; Yuvaraj, S.; Karmakar, S.; Kartikeyan, M. V.; Thumm, M. K.
2020. IEEE transactions on plasma science, 48 (12), 4127–4133. doi:10.1109/TPS.2020.3033316
The project of a 2nd harmonic 0.78 THz gyrotron with a coaxial cavity
Glyavin, M. Y.; Tsvetkov, A. I.; Pagonakis, I. G.; Jelonnek, J.; Avramidis, K. A.; Mitsudo, S.
2020. Fourth International Conference on Terahertz and Microwave Radiation: Generation, Detection, and Applications. Ed.: O. A. Romanovskii, Art.-Nr: 1158212, Society of Photo-optical Instrumentation Engineers (SPIE). doi:10.1117/12.2580564
Impact of the temperature ratio on turbulent impurity transport in Wendelstein 7-X
W7-X Team; Wegner, T.; Alcuson, J. A.; Geiger, B.; Stechow, A. von; Xanthopoulos, P.; Angioni, C.; Beurskens, M. N. A.; Böttger, L.; Bozhenkov, S. A.; Brunner, K. J.; Burhenn, R.; Buttenschön, B.; Damm, H.; Edlund, E. M.; Ford, O. P.; Fuchert, G.; Grulke, O.; Huang, Z.; Knauer, J. P.; Kunkel, F.; Langenberg, A.; Pablant, N. A.; Pasch, E.; Rahbarnia, K.; Schilling, J.; Thomsen, H.; Vano, L.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Nuclear fusion, 60 (12). doi:10.1088/1741-4326/abb869
Operations with spherical calorimetric loads in different configurations at gyrotron test stands at EPFL and QST
Bin, W.; Bruschi, A.; Fanale, F.; Lucca, F.; Alberti, S.; Carannante, G.; Cavinato, M. M.; Goodman, T. P.; Hogge, J.-P.; Legrand, F.; Sanchez, F.; Takahashi, K.; Albajar, F.; Chelis, I. G.; Dell’Era, F.; Fasel, D.; Gantenbein, G.; Granucci, G.; Ikeda, R.; Illy, S.; Ioannidis, Z.; Jelonnek, J.; Mellera, V.; Minelli; Nardone, A.; Oda, Y.; Pagonakis, I.; Rispoli, N.; Rzesnicki, T.; Sartori; Silva, M.; Simonetto, A.; Thumm, M.; Tigelis, I. G.
2020. 23rd Topical Conference on Radiofrequency Power in Plasmas : 14-17 May 2019, Hefei, China. Ed.: P. Bonoli, Art.Nr. 090004, AIP. doi:10.1063/5.0013651
Megawatt power generation of the dual-frequency gyrotron for TCV at 84 and 126 GHz, in long pulses
Hogge, J.-P.; Alberti, S.; Avramidis, K. A.; Bruschi, A.; Bin, W.; Cau, F.; Cismondi, F.; Dubray, J.; Fasel, D.; Gantenbein, G.; Garavaglia, S.; Genoud, J.; Goodman, T. P.; Illy, S.; Jin, J.; Legrand, F.; Marchesin, R.; Marlétaz, B.; Masur, J.; Moro, A.; Moura, C.; Pagonakis, I. G.; Périal, E.; Savoldi, L.; Scherer, T.; Siravo, U.; Thumm, M.; Toussaint, M.; Tran, M.-Q.
2020. 23rd Topical Conference on Radiofrequency Power in Plasmas, 090006, AIP Publishing. doi:10.1063/5.0014343
Correction to: “A Compact Two-Frequency Notch Filter for Millimeter Wave Plasma Diagnostics”
Wagner, D.; Kasparek, W.; Leuterer, F.; Monaco, F.; Ruess, T.; Stober, J.; Thumm, M.
2020. Journal of infrared, millimeter, and terahertz waves, 41, 1591–1592. doi:10.1007/s10762-020-00743-w
On the Elementary Mechanical Effects of the Space-Time-Symmetry Relativity
Petelin, M.; Thumm, M.
2020. Natural science, 12 (09), 661–665. doi:10.4236/ns.2020.129056
Multiphysik-Simulation von Wechselwirkungsräumen für zukünftige Gyro-TWTs. Bachelorarbeit
Misko, M. S.
2020. Karlsruher Institut für Technologie (KIT)
Inspection of W 7-X plasma-facing components after the operation phase OP1.2b: observations and first assessments
W7-X Team; Dhard, C. P.; Äkäslompolo, S.; Balden, M.; Baldzuhn, J.; Biedermann, C.; Bräuer, T.; Brezinsek, S.; Endler, M.; Hayashi, Y.; Hwangbo, D.; Kajita, S.; Krause, M.; Kornejew, P.; Masuzaki, S.; Mayer, M.; Motojima, G.; Naujoks, D.; Otte, M.; Rohde, V.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Physica scripta, 2020 (T171), 014033. doi:10.1088/1402-4896/ab4b3f
Impurity sources and fluxes in W7-X: from the plasma-facing components to the edge layer
W7-X Team; Wang, E.; Brezinsek, S.; Sereda, S.; Buttenschön, B.; Barbui, T.; Dhard, C. P.; Endler, M.; Ford, O.; Flom, E.; Hammond, K. C.; Jakubowski, M.; Krychowiak, M.; Kornejew, P.; König, R.; Liang, Y.; Mayer, M.; Naujoks, D.; Neubauer, O.; Oelmann, J.; Rasinski, M.; Winters, V. R.; Goriaev, A.; Wauters, T.; Wei, Y.; Zhang, D.; Baumann, K.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Physica scripta, 2020 (T171), 014040. doi:10.1088/1402-4896/ab4c04
Collective Thomson Scattering Diagnostic for Wendelstein 7-X at 175 GHz
W7-X Team; Moseev, D.; Laqua, H. P.; Stange, T.; Abramovic, I.; Nielsen, S. K.; Äkäslompolo, S.; Avramidis, K. A.; Braune, H.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Jin, J.; Kasparek, W.; Krier, L.; Korsholm, S. B.; Lechte, C.; Marek, A.; Marsen, S.; Nishiura, M.; Pagonakis, I.; Salewski, M.; Rasmussen, J. J.; Tancetti, A.; Thumm, M.; Wolf, R. C.
2020. Journal of Instrumentation, 15, C05035. doi:10.1088/1748-0221/15/05/C05035
Simple Feedback System for Passive Mode Locked Gyro-Devices at 263 GHz
Marek, A.; Avramidis, K. A.; Ginzburg, N. S.; Haas, D.; Illy, S.; Jin, J.; Thumm, M.; Jelonnek, J.
2020. 2020 German Microwave Conference (GeMiC), Cottbus, 9-11 March 2020, 56–59, Institute of Electrical and Electronics Engineers (IEEE)
Coherence imaging spectroscopy at Wendelstein 7-X for impurity flow measurements
W7-X Team; Perseo, V.; Gradic, D.; König, R.; Ford, O. P.; Killer, C.; Grulke, O.; Ennis, D. A.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2020. Review of scientific instruments, 91 (1), Article: 013501. doi:10.1063/1.5126098
Simple Feedback System for Passive Mode Locked Gyro-Devices at 263 GHz
Marek, A.; Avramidis, K. A.; Ginzburg, N. S.; Haas, D.; Illy, S.; Jin, J.; Thumm, M.; Jelonnek, J.
2020. 13th German Microwave Conference (GeMiC 2020), Cottbus, Deutschland, 9.–11. März 2020
State-of-the-Art of High-Power Gyro-Devices and Free Electron Masers
Thumm, M.
2020. Journal of infrared, millimeter, and terahertz waves, 41 (1), 1–140. doi:10.1007/s10762-019-00631-y
Broadband Polarizer Miter Bend for High Power Radar Applications
Haas, D.; Marek, A.; Thumm, M.; Jelonnek, J.; Jirousek, M.; Peichl, M.
2020. 13th German Microwave Conference (GeMiC 2020), Cottbus, Deutschland, 9.–11. März 2020
Exploring fusion-reactor physics with high-power electron cyclotron resonance heating on ASDEX Upgrade
Stober, J.; Reisner, M.; Angioni, C.; Banon Navarro, A.; Bobkov, V. V.; Bock, A.; Denisov, G. G.; Fable, E.; Fischer, R.; Gantenbein, G.; Gil, L.; Görler, T.; Igochine, V.; Kasparek, W.; Leuterer, F.; Litvak, A. G.; McDermott, R. M.; Meier, A.; Monaco, F.; Münich, M.; Plaum, B.; Plank, U.; Poli, E.; Popov, L.; Pütterich, T.; Scherer, T.; Schubert, M.; Suttrop, W.; Tai, E.; Thumm, M.; Wagner, D.; Zohm, H.
2020. Plasma physics and controlled fusion, 62 (2), Art. Nr.: 024012. doi:10.1088/1361-6587/ab512b
Coaxial Cavity With Stepped Inner Conductor for a Sub-Terahertz Second-Harmonic Gyrotron With Broadband Continuous Frequency Tuning
Shcherbinin, V. I.; Tkachenko, V. I.; Avramidis, K. A.; Jelonnek, J.
2019. IEEE transactions on electron devices, 66 (12), 5313–5320. doi:10.1109/TED.2019.2944647
Effect of toroidal plasma currents on the Wendelstein 7-X Scrape-Off Layer
W7-X Team; Killer, C.; Gao, Y.; Perseo, V.; Rudischhauser, L.; Hammond, K.; Buttenschön, B.; Barbui, T.; Blackwell, B. D.; Brunner, K.-J.; Drews, P.; Endler, M.; Geiger, J.; Grulke, O.; Jakubowski, M.; Klose, S.; Knauer, J.; Knieps, A.; König, R.; Li, Y.; Neuner, U.; Niemann, H.; Otte, M.; Schilling, J.; Sitjes, A. P.; Rahbarnia, K.; Stange, T.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.; Weggen, J.
2019. Plasma physics and controlled fusion, 61 (12), 125014. doi:10.1088/1361-6587/ab4f2d
Coaxial multistage depressed collector design for high power gyrotrons based on E×B concept
Ell, B.; Pagonakis, I. G.; Wu, C.; Thumm, M.; Jelonnek, J.
2019. Physics of plasmas, 26 (11), 113107. doi:10.1063/1.5118338
Analysis of an actively-cooled coaxial cavity in a 170 GHz 2 MW gyrotron using the multi-physics computational tool MUCCA
Bertinetti, A.; Albajar, F.; Avramidis, K. A.; Cau, F.; Cismondi, F.; Gantenbein, G.; Jelonnek, J.; Kalaria, P. C.; Ruess, S.; Rzesnicki, T.; Savoldi, L.; Zanino, R.
2019. Fusion engineering and design, 146A, 74–77. doi:10.1016/j.fusengdes.2018.11.033
Spectroscopic studies of fuel recycling and impurity behaviors in the divertor region of Wendelstein 7-X
W7-X Team; Wei, Y.; Wang, E.; Liang, Y.; Brezinsek, S.; Krychowiak, M.; Hammond, K.; Neubauer, O.; König, R.; Sereda, S.; Rudischhauser, L.; Endler, M.; Blackwell, B.; Linsmeier, C.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Dammertz, G.; Hunger, H.; Illy, S.; Kern, S.; Prinz, O.; Samartsev, A.; Schmid, M.
2019. Plasma science & technology, 21 (10), 105102. doi:10.1088/2058-6272/ab273b
Design and implementation of quasi-optical components for the upgrade of the TCV EC-system
Moro, A.; Alberti, S.; Bruschi, A.; Garavaglia, S.; Goodman, T.; Hogge, J.-P.; Jin, J.; Porte, L.; Ramseyer, F.; Silva, M.; Toussaint, M.
2019. Fusion engineering and design, 146 (Part B), 1747–1750. doi:10.1016/j.fusengdes.2019.01.157
Pellet fueling experiments in Wendelstein 7-X
W7-X Team; Baldzuhn, J.; Damm, H.; Beidler, C. D.; McCarthy, K.; Panadero, N.; Biedermann, C.; Bozhenkov, S. A.; Brunner, K. J.; Fuchert, G.; Kazakov, Y.; Beurskens, M.; Dibon, M.; Geiger, J.; Grulke, O.; Höfel, U.; Klinger, T.; Köchl, F.; Knauer, J.; Kocsis, G.; Kornejew, P.; Lang, P. T.; Langenberg, A.; Laqua, H.; Pablant, N. A.; Pasch, E.; Pedersen, T. S.; Ploeckl, B.; Rahbarnia, K.; Schlisio, G.; Scott, E. R.; Stange, T.; Stechow, A. von; Szepesi, T.; Turkin, Y.; Wagner, F.; Winters, V.; Wurden, G.; Zhang, D.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.; Weggen, J.
2019. Plasma physics and controlled fusion, 61 (9), Art.Nr.: 095012. doi:10.1088/1361-6587/ab3567
Completion of the 8 MW Multi-Frequency ECRH System at ASDEX Upgrade
Wagner, D. H.; Stober, J. K.; Kircher, M.; Leuterer, F. S. P.; Monaco, F.; Munich, M. J.; Schubert, M.; Zohm, H.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Meier, A.; Scherer, T.; Strauss, D.; Kasparek, W.; Lechte, C.; Plaum, B. M.; Zach, A.; Litvak, A. G.; Denisov, G. G.; Chirkov, A. V.; Malygin, V. I.; Popov, L. G.; Nichiporenko, V. O.; Myasnikov, V. E.; Tai, E. M.; Solyanova, E. A.
2019. 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, F, September 1-6, 2019, Article no: 8874258, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2019.8874258
THALES TH1507 140 GHz 1 MW CW Gyrotron for W7-X Stellarator
Leggieri, A.; Alberti, S.; Avramidis, K. A.; Dammertz, G.; Erckmann, V.; Gantenbein, G.; Hogge, J.-P.; Illy, S.; Ioannidis, Z.; Jelonnek, J.; Jin, J.; Laqua, H.; Legrand, F.; Lievin, C.; Marchesin, R.; Pagonakis, I. G.; Rzesnicki, T.; Thouvenin, P.; Thumm, M.; Wolf, R.
2019. 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, F, September 1-9, 2019, Article no: 8874589, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2019.8874589
DEMO-Relevant Gyrotron Research at KIT
Avramidis, K. A.; Jin, J.; Kalaria, P. C.; Marek, A.; Pagonakis, I. G.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Schmid, M.; Strauss, D.; Aiello, G.; Thumm, M.; Tran, M. Q.; Wu, C.; Jelonnek, J.; Brucker, P. T.; Ell, B.; Franke, T.; Gantenbein, G.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.
2019. 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, F, September 1-6, 2019, Article no: 8873771, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2019.8873771
Experimental Study of the Emission Properties of Magnetron Injection Guns for High-Power Gyrotrons
Ioannidis, Z. C.; Rzesnicki, T.; Pagonakis, I. G.; Gantenbein, G.; Jelonnek, J.
2019. 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, F, September 1-6, 2019, Article no: 8873991, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2019.8873991
Design of a Quasi-Optical Mode Converter for a Dual-Frequency Coaxial-Cavity Gyrotron
Jin, J.; Gantenbein, G.; Ruess, T.; Thumm, M.; Jelonnek, J.
2019. 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, F, September 1-9, 2019, Article no: 8873692, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2019.8873692
Investigation of a Mini-Channel Cavity Cooling Concept for a 170 GHz, 2 MW Coaxial-Cavity Gyrotron
Illy, S.; Avramidis, K. A.; Brucker, P. T.; Gantenbein, G.; Kalaria, P. C.; Ruess, S.; Thumm, M.; Jelonnek, J.
2019. 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, F, September 1-6, 2019, Article no: 8874446, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2019.8874446
Performance of Wendelstein 7-X stellarator plasmas during the first divertor operation phase
W7-X Team; Wolf, R. C.; Alonso, A.; Äkäslompolo, S.; Baldzuhn, J.; Beurskens, M.; Beidler, C. D.; Biedermann, C.; Bosch, H.-S.; Bozhenkov, S.; Brakel, R.; Braune, H.; Brezinsek, S.; Brunner, K.-J.; Damm, H.; Dinklage, A.; Drewelow, P.; Effenberg, F.; Feng, Y.; Ford, O.; Fuchert, G.; Gao, Y.; Geiger, J.; Grulke, O.; Harder, N.; Hartmann, D.; Helander, P.; Heinemann, B.; Hirsch, M.; Höfel, U.; Hopf, C.; Ida, K.; Isobe, M.; Jakubowski, M. W.; Kazakov, Y. O.; Killer, C.; Klinger, T.; Knauer, J.; König, R.; Krychowiak, M.; Langenberg, A.; Laqua, H. P.; Lazerson, S.; McNeely, P.; Marsen, S.; Marushchenko, N.; Nocentini, R.; Ogawa, K.; Orozco, G.; Osakabe, M.; Otte, M.; Pablant, N.; Pasch, E.; Pavone, A.; Porkolab, M.; Puig Sitjes, A.; Rahbarnia, K.; Riedl, R.; Rust, N.; Scott, E.; Schilling, J.; Schroeder, R.; Stange, T.; Stechow, A. von; Strumberger, E.; Sunn Pedersen, T.; Svensson, J.; Thomson, H.; Turkin, Y.; Vano, L.; Wauters, T.; Wurden, G.; Yoshinuma, M.; Zanini, M.; Zhang, D.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.; Weggen, J.
2019. Physics of plasmas, 26 (8), Article: 082504. doi:10.1063/1.5098761
Dispersion properties of rectangularly-corrugated waveguide structures by the in-house 3D FDTD code COCHLEA in cylindrical coordinates
Peponis, D. V.; Latsas, G. P.; Ioannidis, Z. C.; Tigelis, I. G.
2019. IET microwaves, antennas and propagation, 13 (1), 28–34. doi:10.1049/iet-map.2018.5129
Micro ion beam analysis for the erosion of beryllium marker tiles in a tokamak limiter
JET Contributors; Zhou, Y.; Bergsaker, H.; Bykov, I.; Petersson, P.; Paneta, V.; Possnert, G.; Romanelli, F.; Abhangi, M.; Abreu, P.; Aftanas, M.; Afzal, M.; Aggarwal, K. M.; Aho-Mantila, L.; Ahonen, E.; Aints, M.; Airila, M.; Albanese, R.; Alegre, D.; Alessi, E.; Aleynikov, P.; Alfier, A.; Alkseev, A.; Allan, P.; Almaviva, S.; Alonso, A.; Alper, B.; Alsworth, I.; Alves, D.; Ambrosino, G.; Ambrosino, R.; Amosov, V.; Andersson, F.; Andersson Sunden, E.; Angelone, M.; Anghel, A.; Anghel, M.; Angioni, C.; Appel, L.; Apruzzese, G.; Arena, P.; Ariola, M.; Arnichand, H.; Arnoux, G.; Arshad, S.; Ash, A.; Asp, E.; Asunta, O.; Atanasiu, C. V.; Austin, Y.; Avotina, L.; Axton, M. D.; Ayres, C.; Bachmann, C.; Baciero, A.; Baiao, D.; Bailescu, V.; Baiocchi, B.; Baker, A.; Baker, R. A.; Balboa, I.; Balden, M.; Balshaw, N.; Bament, R.; Banks, J. W.; Baranov, Y. F.; Barlow, I. L.; Barnard, M. A.; Barnes, D.; Barnsley, R.; Baron Wiechec, A.; Baruzzo, M.; Basiuk, V.; Bassan, M.; Bastow, R.; Batista, A.; Batistoni, P.; Bauer, R.; Bauvir, B.; Bazylev, B.; Beal, J.; Beaumont, P. S.; Becoulet, A.; Bednarczyk, P.; Bekris, N.; Beldishevski, M.; Bell, K.; Belli, F.; Bellinger, M.; Belo, J. K.; Belo, P.; Belonohy, E.; Benterman, N. A.; Bergsaker, H.; Bernardo, J.; Bernert, M.; Berry, M.; Bertalot, L.; Beurskens, M. N. A.; Bieg, B.; Bielecki, J.; Biewer, T.; Bigi, M.; Bilkova, P.; Binda, F.; Bizarro, J. P. S.; Bjorkas, C.; Blackman, K.; Blackman, T. R.; Blanchard, P.; Blanco, E.; Blatchford, P.; Bobkov, V.; Boboc, A.; Bodnar, G.; Bogar, O.; Bolzonella, T.; Boncagni, L.; Bonham, R.; Bonheure, G.; Boom, J.; Booth, J.; Borba, D.; Borodin, D.; Botrugno, A.; Boulbe, C.; Boulting, P.; Bovert, K. V.; Bowden, M.; Bower, C.; Boyce, T.; Boyer, H. J.; Bradshaw, J. M. A.; Braic, V.; Breizman, B.; Bremond, S.; Brennan, P. D.; Brett, A.; Brezinsek, S.; Bright, M. D. J.; Brix, M.; Broeckx, W.; Brombin, M.; Brown, B. C.; Brown, D. P. D.; Brown, M.; Bruno, E.; Bucalossi, J.; Buch, J.; Buckley, M. A.; Bucko, K.; Budny, R.; Bufferand, H.; Bulman, M.; Bulmer, N.; Bunting, P.; Buratti, P.; Burcea, G.; Burckhart, A.; Buscarino, A.; Butcher, P. R.; Butler, N. K.; Bykov, I.; Byrne, J.; Byszuk, A.; Cackett, A.; Cahyna, P.; Cain, G.; Calabro, G.; Callaghan, C. P.; Campling, D. C.; Cane, J.; Cannas, B.; Capel, A. J.; Caputano, M.; Card, P. J.; Cardinali, A.; Carman, P.; Carralero, D.; Carraro, L.; Carvalho, B. B.; Carvalho, I.; Carvalho, P.; Casson, F. J.; Castaldo, C.; Cavazzana, R.; Cavinato, M.; Cazzaniga, A.; Cecconello, M.; Cecil, E.; Cenedese, A.; Centioli, C.; Cesario, R.; Challis, C. D.; Chandler, M.; Chandra, D.; Chang, C. S.; Chankin, A.; Chapman, I. T.; Chapman, S. C.; Chernyshova, M.; Chiru, P.; Chitarin, G.; Chouli, B.; Chung, N.; Ciraolo, G.; Ciric, D.; Citrin, J.; Clairet, F.; Clark, E.; Clatworthy, D.; Clay, R.; Clever, M.; Coad, J. P.; Coates, P. A.; Coccorese, V.; Cocilovo, V.; Coda, S.; Coelho, R.; Coenen, J. W.; Coffey, I.; Colas, L.; Collins, S.; Conboy, J. E.; Conroy, S.; Cook, N.; Coombs, D.; Cooper, D.; Cooper, S. R.; Corre, Y.; Corrigan, G.; Cortes, S.; Coster, D.; Couchman, A. S.; Cox, M.; Cox, M. P.; Cox, P.; Craciunescu, T.; Cramp, S.; Crisanti, F.; Cristescu, I.; Croci, G.; Croft, O.; Crombe, K.; Crowe, R.; Cruz, N.; Cseh, G.; Cull, K.; Cupido, L.; Curran, D.; Curuia, M.; Czarnecka, A.; Czarski, T.; Dalley, S.; Dalziel, A.; Darrow, D.; Davies, R.; Davis, W.; Day, C.; Day, I. E.; Cal, E. de la; Luna, E. de la; De Magistris, M.; Pablos, J. L. de; De Tommasi, G.; Vries, P. C. de; Deakin, K.; Deane, J.; Decker, J.; Degli Agostini, F.; Dejarnac, R.; Delabie, E.; Harder, N. den; Dendy, R. O.; Denner, P.; Devaux, S.; Devynck, P.; Di Maio, F.; Di Pace, L.; Dittmar, T.; Dodt, D.; Donne, T.; Dooley, P.; Dorling, S. E.; Dormido-Canto, S.; Doswon, S.; Douai, D.; Doyle, P. T.; Dreischuh, T.; Drewelow, P.; Drozdov, V.; Drozdowicz, K.; Dumont, R.; Dumortier, P.; Dunai, D.; Dunne, M.; Duran, I.; Durodie, F.; Dutta, P.; Duval, B.; Dux, R.; Dylst, K.; Dzysiuk, N.; Edappala, P. V.; Edwards, A. M.; Eich, T.; Ekedahl, A.; Elevant, T.; El-Jorf, R.; Elsmore, C. G.; Ericsson, G.; Eriksson, A.; Eriksson, J.; Eriksson, L. G.; Esposito, B.; Esser, H. G.; Esteve, D.; Evans, G. E.; Evans, J.; Ewart, G. D.; Ewers, D. T.; Fagan, D.; Falie, D.; Farthing, J. W.; Fasoli, A.; Fattorini, L.; Faugeras, B.; Faustin, J.; Fawlk, N.; Federici, G.; Fedorczak, N.; Felton, R. C.; Fenzi, C.; Fernades, A.; Fernandes, H.; Ferreira, J.; Fessey, J. 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2019. Nuclear instruments & methods in physics research / B, 450, 200–204. doi:10.1016/j.nimb.2018.08.028
Plasma termination by excess pellet fueling and impurity injection in TJ-II, the Large Helical Device and Wendelstein 7-X
Dinklage, A.; McCarthy, K. J.; Suzuki, C.; Tamura, N.; Wegner, T.; Yamada, H.; Baldzuhn, J.; Brunner, K. J.; Buttenschön, B.; Damm, H.; Drewelow, P.; Fuchert, G.; Hirsch, M.; Hoefel, U.; Kasahara, H.; Knauer, J.; Maier, D.; Miyazawa, J.; Motojima, G.; Oishi, T.; Rahbarnia, K.; Sunn Pedersen, T.; Sakamoto, R.; Wolf, R. C.; Zhang, D.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.; Weggen, J.
2019. Nuclear fusion, 59 (7), 076010. doi:10.1088/1741-4326/ab17fd
Overview of recent gyrotron R&D towards DEMO within EUROfusion Work Package Heating and Current Drive
Avramidis, K. A.; Aiello, G.; Alberti, S.; Brücker, P. T.; Bruschi, A.; Chelis, I.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Genoud, J.; George, M.; Granucci, G.; Grossetti, G.; Hogge, J.-P.; Illy, S.; Ioannidis, Z. C.; Jelonnek, J.; Jin, J.; Kalaria, P. C.; Latsas, G. P.; Marek, A.; Pagonakis, I. G.; Peponis, D. V.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Tigelis, I.; Wu, C.; Zein, A.; Zisis, A.; Tran, M. Q.
2019. Nuclear fusion, 59 (6), Article no: 066014. doi:10.1088/1741-4326/ab12f9
Investigation of turbulence rotation and radial electric field in the island divertor and plasma edge at W7-X
Krämer-Flecken, A.; Han, X.; Windisch, T.; Cosfeld, J.; Drews, P.; Fuchert, G.; Geiger, J.; Grulke, O.; Killer, C.; Knieps, A.; Liang, Y.; Liu, S.; Rack, M.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Dammertz, G.; Hunger, H.; Illy, S.; Kern, S.; Prinz, O.; Schmid, M.; Samartsev, A.
2019. Plasma physics and controlled fusion, 61 (5), 054003. doi:10.1088/1361-6587/ab0624
Observation of anomalous impurity transport during low-density experiments in W7-X with laser blow-off injections of iron
W7-X Team; Geiger, B.; Wegner, T.; Beidler, C. D.; Burhenn, R.; Buttenschön, B.; Dux, R.; Langenberg, A.; Pablant, N. A.; Pütterich, T.; Turkin, Y.; Windisch, T.; Winters, V.; Beurskens, M.; Biedermann, C.; Brunner, K. J.; Cseh, G.; Damm, H.; Effenberg, F.; Fuchert, G.; Grulke, O.; Harris, J. H.; Killer, C.; Knauer, J.; Kocsis, G.; Krämer-Flecken, A.; Kremeyer, T.; Krychowiak, M.; Marchuk, O.; Nicolai, D.; Rahbarnia, K.; Satheeswaran, G.; Schilling, J.; Schmitz, O.; Schröder, T.; Szepesi, T.; Thomsen, H.; Trimino Mora, H.; Traverso, P.; Zhang, D.; Baumann, K.; Dammertz, G.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Mellein, D.; Papenfuß, D.; Smartsev, A.; Scherer, T.; Schlaich, A.; Spieß, W.; Thumm, M.; Wadle, S.; Weggen, J.
2019. Nuclear fusion, 59 (4), 046009. doi:10.1088/1741-4326/aaff71
From W7-X Towards ITER and Beyond: 2019 Status on EU Fusion Gyrotron Developments
Jelonnek, J.; Aiello, G.; Albaiar, F.; Alberti, S.; Avramidis, K. A.; Bertinetti, A.; Brucker, P. T.; Bruschi, A.; Chclis, I.; Dubray, J.; Fanale, F.; Fasel, D.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Genoud, J.; Granucci, G.; Hogge, J.-P.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Laqua, H.; Latsas, G. P.; Lcggieri, A.; Legrand, F.; Marchesin, R.; Marek, A.; Marletaz, B.; Obermaier, M.; Pagonakis, I. G.; Peponis, D. V.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Sanchez, P.; Savoldi, L.; Scherer, T.; Strauss, D.; Thouvenin, P.; Thumm, M.; Tigelis, I.; Tran, M.-Q.; Wilde, F.; Wu, C.; Zisis, A.
2019. 2019 International Vacuum Electronics Conference (IVEC), Busan, South Korea, 28 April-1 May 2019, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2019.8744989
Operating the KIT 170 GHz 2 MW Coaxial-Cavity Gyrotron at 204 GHz: Performance Expectations and First Cold Test of the Quasi-Optical System
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z.; Illy, S.; Jin, J.; Lutz, F. C.; Pagonakis, I. G.; Ruess, S.; Rzesnick, T.; Thumm, M.; Wagner, D.; Jelonnek, J.
2019. 2019 International Vacuum Electronics Conference (IVEC), Busan, South Korea, 28 April-1 May 2019, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2019.8745094
Design Studies of Mini-Channel Cavity Cooling for a 170 GHz, 2 MW Coaxial-Cavity Gyrotron
Kalaria, P. C.; Brucker, P. T.; Ruess, S.; Illy, S.; Avramidis, K. A.; Gantenbein, G.; Thumm, M.; Jclonnck, J.
2019. 2019 International Vacuum Electronics Conference (IVEC), Busan, South Korea, 28 April-1 May 2019, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2019.8745135
Bayesian modeling of microwave radiometer calibration on the example of the Wendelstein 7-X electron cyclotron emission diagnostic
W7-X Team; Hoefel, U.; Hirsch, M.; Kwak, S.; Pavone, A.; Svensson, J.; Stange, T.; Hartfuß, H.-J.; Schilling, J.; Weir, G.; Oosterbeek, J. W.; Bozhenkov, S.; Braune, H.; Brunner, K.-J.; Chaudhary, N.; Damm, H.; Fuchert, G.; Knauer, J.; Laqua, H.; Marsen, S.; Moseev, D.; Pasch, E.; Scott, E. R.; Wilde, F.; Wolf, R.; Baumann, K.; Dammertz, G.; Fietz, W. H.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.; Weggen, J.
2019. Review of scientific instruments, 90 (4), 043502. doi:10.1063/1.5082542
Development and Experimental Verification of an XY-Table for the Optimization of the Alignment of High-Power Gyrotrons
Ioannidis, Z. C.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Kobarg, T.; Pagonakis, I. G.; Rzesnicki, T.; Jelonnek, J.
2019. IEEE transactions on electron devices, 66 (4), 1954–1959. doi:10.1109/TED.2019.2899163
Automated Generation of High-Order Modes for Tests of Quasi-Optical Systems of Gyrotrons for W7-X Stellarator
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z.; Illy, S.; Jin, J.; Lutz, F.-C.; Marek, A.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Weggen, J.; Jelonnek, J.
2019. 2019 12th German Microwave Conference (GeMiC), 226–228, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/GEMIC.2019.8698142
Parasitic Oscillations in Smooth-Wall Circular Symmetric Gyrotron Beam Ducts
Genoud, J.; Alberti, S.; Tran, T. M.; Le Bars, G.; Kaminski, P.; Hogge, J.-P.; Avramidis, K. A.; Tran, M. Q.
2019. Journal of infrared, millimeter, and terahertz waves, 40 (2), 131–149. doi:10.1007/s10762-018-0548-5
Forward modeling of collective Thomson scattering for Wendelstein 7-X plasmas: Electrostatic approximation
W7-X Team; Abramovic, I.; Pavone, A.; Moseev, D.; Lopes Cardozo, N. J.; Salewski, M.; Laqua, H. P.; Stejner, M.; Stange, T.; Marsen, S.; Nielsen, S. K.; Jensen, T.; Kasparek, W.; Baumann, K.; Dammertz, G.; Fietz, W. H.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.; Weggen, J.
2019. Review of scientific instruments, 90 (2), 023501. doi:10.1063/1.5048361
First results from an event synchronized—high repetition Thomson scattering system at Wendelstein 7-X
W7-X Team; Damm, H.; Pasch, E.; Dinklage, A.; Baldzuhn, J.; Bozhenkov, S. A.; Brunner, K. J.; Effenberg, F.; Fuchert, G.; Geiger, J.; Harris, J. H.; Knauer, J.; Kornejew, P.; Kremeyer, T.; Krychowiak, M.; Schilling, J.; Schmitz, O.; Scott, E. R.; Winters, V. R.; Gantenbein, G.; Huber, M.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Mellein, D.; Papenfuß, D.; Scherer, T.; Thumm, M.; Wadle, S.; Weggen, J.
2019. Journal of Instrumentation, 14 (9). doi:10.1088/1748-0221/14/09/C09037
The Wendelstein 7-X Stellarator: Plasma Generation, Heating and Current-Drive with the Worldwide Largest Electron Cyclotron Heating Facility
W7-X Team; Thumm, M.
2019. 46th 47th IEEE International Conference on Plasma Sciences (ICOPS) - 2nd Asia-Pacific Conference on Plasma and Terahertz Science (2019), Orlando, FL, USA, 23.–28. Juni 2019
Rotation of electromagnetic energy of XASWs along the plasma-metal interface
Girka, I. O.; Pavlenko, I. V.; Thumm, M.
2019. Ukrainian Conference on Plasma Physics and Controlled Fusion (2019), Kiew, Ukraine, 11.–12. Dezember 2019
A new prediction method of rain attenuation along millimeter wave links based on a bivariate model for the effective path length and weibull distribution
Livieratos, S.; Ioannidis, Z.; Savaidis, S.; Mitilineos, S.; Stathopoulos, N.
2019. Progress in electromagnetics research / C, 97, 29–41
Auslegung eines übermodigen Übertragungssystems für ein mmW-Hochleistungsradar hoher Bandbreite. Masterarbeit
Haas, D.
2019. Karlsruher Institut für Technologie (KIT)
High-efficiency, long-pulse operation of MW-level dual-frequency gyrotron, 84/126GHz, for the TCV Tokamak
Alberti, S.; Avramidis, K. A.; Bin, W.; Bertinetti, A.; Dubray, J.; Fasel, D.; Garavaglia, S.; Genoud, J.; Goodman, T.; Hogge, J. P.; Isoz, P. F.; Lavanchy, P.; Legrand, F.; Marletaz, B.; Masur, J.; Moro, A.; Pagonakis, I. G.; Silva, M.; Siravo, U.; Toussaint, M.
2019. 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, F, September 1-6, 2019, Article no: 8874423, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2019.8874423
2019 Status and Focus Areas in the Development of an Advanced Gyrotron for EU DEMO
Jelonnek, J.; Avramidis, K. A.; Aiello, G.; Alberti, S.; Brücker, P.; Bruschi, A.; Chelis, I.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Genoud, J.; George, M.; Granucci, G.; Hogge, J.-P.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Latsas, G. P.; Marek, A.; Pagonakis, I. G.; Peponis, D. V.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Tigelis, I.; Wu, C.; Zisis, A.; Tran, M. Q.
2019. Workshop on RF Heating Technology of Fusion Plasmas (US-EU-JPN RF Heating Technology Workshop) (2019), Freiburg im Breisgau, Deutschland, 9.–12. September 2019
Diamond Window Technology for Electron Cyclotron Heating and Current Drive: State of the Art
Aiello, G.; Scherer, T.; Avramidis, K.; Casal, N.; Franke, T.; Gagliardi, M.; Gantenbein, G.; Henderson, M.; Jelonnek, J.; Meier, A.; Saibene, G.; Schreck, S.; Strauss, D.; Thumm, M.; Tran, M. Q.; Wild, C.; Woerner, E.
2019. Fusion science and technology, 75 (7), 719–729. doi:10.1080/15361055.2019.1643690
Frequency step-tunable ECRH&CD from mid-plane port plug for the NTM stabilization in DEMO
Wu, C.; Avramidis, K.; Bruschi, A.; Franke, T.; Granucci, G.; Jelonnek, J.; Moro, A.; Poli, E.; Thumm, M.; Quang, M.
2019. Workshop on RF Heating Technology of Fusion Plasmas (US-EU-JPN RF Heating Technology Workshop) (2019), Freiburg im Breisgau, Deutschland, 9.–12. September 2019
High-Power Gyrotron Development for Fusion Applications at KIT
Gantenbein, G.; Avramidis, K.; Ell, B.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Jelonnek, J.; Kalaria, P.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Wu, C.
2019. Workshop on RF Heating Technology of Fusion Plasmas (US-EU-JPN RF Heating Technology Workshop) (2019), Freiburg im Breisgau, Deutschland, 9.–12. September 2019
Experimental Study of the Emission Properties of Magnetron Injection Guns for High-Power Gyrotrons
Ioannidis, Z. C.; Rzesnicki, T.; Pagonakis, I. G.; Gantenbein, G.; Jelonnek, J.
2019. 44th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2019), Paris, Frankreich, 1.–6. September 2019
DEMO-Relevant Gyrotron Research at KIT
Avramidis, K. A.; Aiello, G.; Brücker, P. T.; Ell, B.; Franke, T.; Gantenbein, G.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P. C.; Marek, A.; Pagonakis, I. G.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Tran, M. Q.; Wu, C.; Jelonnek, J.
2019. 44th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2019), Paris, Frankreich, 1.–6. September 2019
THALES TH1507 140 GHz 1 MW CW Gyrotron for W7-X Stellarator
Leggieri, A.; Alberti, S.; Avramidis, K. A.; Gantenbein, G.; Hogge, J.-P.; Illy, S.; Jelonnek, J.; Jin, J.; Laqua, H.; Legrand, F.; Marchesin, R.; Pagonakis, I. G.; Thouvenin, P.; Thumm, M.; Wolf, R.
2019. 44th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2019), Paris, Frankreich, 1.–6. September 2019
Design of a quasi-optical mode converter for a dual-frequency coaxial-cavity gyrotron
Jin, J.; Gantenbein, G.; Ruess, T.; Thumm, M.; Jelonnek, J.
2019. 44th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2019), Paris, Frankreich, 1.–6. September 2019
Investigation of a Mini-Channel Cavity Cooling Concept for a 170 GHz, 2 MW Coaxial-Cavity Gyrotron
Illy, S.; Avramidis, K. A.; Brücker, P. T.; Gantenbein, G.; Kalaria, P. C.; Ruess, S.; Thumm, M.; Jelonnek, J.
2019. 44th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2019), Paris, Frankreich, 1.–6. September 2019
Automated mode recovery for gyrotrons demonstrated at Wendelstein 7-X
Wilde, F.; Marsen, S.; Stange, T.; Moseev, D. S.; Oosterbeek, J. W.; Laqua, H. P.; Wolf, R. C.; Avramidis, K.; Gantenbein, G.; Pagonakis, I. G.; Illy, S.; Jelonnek, J.; Thumm, M. K.
2019. Fusion engineering and design, 148, Art.-Nr.: 111258. doi:10.1016/j.fusengdes.2019.111258
Numerical investigation of the influence of reflected collector electron current on gyrotron operation
Pagonakis, I. G.; Avramidis, K. A.; Wu, C.; Thumm, M.; Jelonnek, J.
2019. Workshop on RF Heating Technology of Fusion Plasmas (US-EU-JPN RF Heating Technology Workshop) (2019), Freiburg im Breisgau, Deutschland, 9.–12. September 2019
Progress in the Development of a 1.5 MW, 140 GHz Gyrotron for the Upgrade of the ECRH System at W7-X
Avramidis, K. A.; Ioannidis, Z. C.; Aiello, G.; Chelis, I.; Dinklage, A.; Gantenbein, G.; Illy, S.; Jin, J.; Laqua, H. P.; Marek, A.; Marsen, S.; Noke, F.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Stange, T.; Strauss, D.; Thumm, M.; Tigelis, I.; Wagner, D.; Weggen, J.; Wolf, R. C.; Jelonnek, J.
2019. Workshop on RF Heating Technology of Fusion Plasmas (US-EU-JPN RF Heating Technology Workshop) (2019), Freiburg im Breisgau, Deutschland, 9.–12. September 2019
Upgrade of the Computer-Controlled Test System for the Excitation of Very High-Order Modes in Waveguides
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z. C.; Illy, S.; Lutz, F. C.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Weggen, J.; Jelonnek, J.
2019. Workshop on RF Heating Technology of Fusion Plasmas (US-EU-JPN RF Heating Technology Workshop) (2019), Freiburg im Breisgau, Deutschland, 9.–12. September 2019
Development of advanced mini-channel cavity cooling systems for a 170 GHz, 2 MW coaxial cavity gyrotron
Kalaria, P. C.; Brücker, P. T.; Ruess, S.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Thumm, M.; Weggen, J.; Jelonnek, J.
2019. Workshop on RF Heating Technology of Fusion Plasmas (US-EU-JPN RF Heating Technology Workshop) (2019), Freiburg im Breisgau, Deutschland, 9.–12. September 2019
Multistage Depressed Collectors for Gyrotrons with Azimuthal Electric Field
Ell, B.; Pagonakis, I. G.; Wu, C.; Albert, D.; Gantenbein, G.; Illy, S.; Kobarg, T.; Thumm, M.; Jelonnek, J.
2019. Workshop on RF Heating Technology of Fusion Plasmas (US-EU-JPN RF Heating Technology Workshop) (2019), Freiburg im Breisgau, Deutschland, 9.–12. September 2019
Manufacturing and Test of the 1 MW Long-Pulse 84/126 GHz Dual-Frequency Gyrotron for TCV
Marchesin, R.; Albert, S.; Avramidis, K. A.; Bertinetti, A.; Dubrav, J.; Fascl, D.; Gantenbein, G.; Genoud, J.; Hogge, J.-P.; Jelonnek, J.; Jin, J.; Illy, S.; Legrand, F.; Marletaz, B.; Leggieri, A.; Savoldi, L.; Thouvenin, P.; Pagonakis, I. G.; Trarr, M.-Q.; Thumm, M.
2019. Proceedings 2019 International Vacuum Electronics Conference (IVEC), 28 April-1 May 2019, Busan, South Korea, Art.-Nr.: 8745147, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2019.8745147
GDS2H - V.2018: A Comprehensive Computer Code Package for the Design of Second Harmonic Gyrotrons
Yuvaraj, S.; Adya, S.; Mondal, D.; Thakur, A. S.; Agarwal, A.; Kartlkeyan, M. V.; Thumm, M.
2019. Proceedings 2019 International Vacuum Electronics Conference (IVEC) , 28 April - 1 May 2019, Busan, South Korea, Art.-Nr.: 8744926, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2019.8744926
Development of Ultrashort Pulse Generators based on Helical Gyro-TWT with Saturable Cyclotron Resonance Absorber in the Feedback Loop
Ginzburg, N.; Denisov, G.; Vilkov, M.; Sergeev, A.; Samsonov, S.; Zotova, I.; Bogdashov, A.; Marek, A.; Jelonnek, J.
2019. 2019 International Vaccuum Eelctronics Conference (IVEC), 8745048, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2019.8745048
Megawatt Power Generation of the Dual-Frequency Gyrotron for TCV at 84 and 126 GHz, in Long Pulses
Hogge, J.-P.; Alberti, S.; Avramidis, K. A.; Bruschi, A.; Bin, W.; Cau, F.; Cismondi, F.; Dubray, J.; Fasel, D.; Gantenbein, G.; Garavaglia, S.; Genoud, J.; Goodman, T. P.; Illy, S.; Jin, J.; Legrand, F.; Marchesin, R.; Marlétaz, B.; Masur, J.; Moro, A.; Moura, C.; Pagonakis, I. G.; Périal E.; Savoldi, L.; Scherer, T.; Siravo, U.; Thumm, M.; Toussaint, M.; Tran, M.-Q.
2019. 23rd Topical Conference on Radiofrequency Power in Plasmas (2019), Hefei, China, 14.–17. Mai 2019
Development of advanced cavity cooling systems for a 170 GHz, 2 MW coaxial cavity gyrotron
Brücker, P. T.; Kalaria, P.; Ruess, S.; Avramidis, K. A.; Illy, S.; Gantenbein, G.; Thumm, M.; Weggen Jörg; Jelonnek, J.
2019. 31st Joint Russian-German Meeting on ECRH and Gyrotrons (2019), Lenggries, Deutschland, 3.–8. Juni 2019
Two-dimensional particle trajectory integration in axisymmetric static electric and magnetic field for electron gun and collector simulations
Wu, C.; Pagonakis, I. G.; Illy, S.; Jelonnek, J.
2019. 31st Joint Russian-German Meeting on ECRH and Gyrotrons (2019), Lenggries, Deutschland, 3.–8. Juni 2019
Preliminary studies and ideas of frequency step-tunable ECRH&CD for DEMO
Wu, C.; Avramidis, K. A.; Bruschi, A.; Franke, T.; Granucci, G.; Jelonnek, J.; Moro, A.; Poli, E.; Thumm, M.
2019. 31st Joint Russian-German Meeting on ECRH and Gyrotrons (2019), Lenggries, Deutschland, 3.–8. Juni 2019
2019 Status on the design of the EU/KIT TE34,19-mode coaxial-cavity gyrotron towards dual-frequency 170/204 GHz operation
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Jin, J.; Kalaria, P.; Lutz, F.-C.; Marek, A.; Pagonakis, I. G.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Jelonnek, J.
2019. 31st Joint Russian-German Meeting on ECRH and Gyrotrons (2019), Lenggries, Deutschland, 3.–8. Juni 2019
A theoretical study on the influence of the reflected current at the collector entrance on the gyrotron operation
Pagonakis, I. G.; Avramidis, K. A.; Wu, C.; Jelonnek, J.
2019. 31st Joint Russian-German Meeting on ECRH and Gyrotrons (2019), Lenggries, Deutschland, 3.–8. Juni 2019
Beam-wave interaction modelling in the gyrotron launcher
Avramidis, K. A.; Obermaier, M.; Jin, J.; Marek, A.; Pagonakis, I. G.; Thumm, M.; Illy, S.; Jelonnek, J.
2019. 31st Joint Russian-German Meeting on ECRH and Gyrotrons (2019), Lenggries, Deutschland, 3.–8. Juni 2019
Status Update: Contributions to the Joint DFG-RSF Project - Generation of Ultrashort Microwave Pulses
Marek, A.; Avramidis, K. A.; Copplestone, S. M.; Ginzburg, N. S.; Haas, D.; Illy, S.; Jelonnek, J.; Jin, J.; Samsonov S.; Thumm, M.
2019. 31st Joint Russian-German Meeting on ECRH and Gyrotrons (2019), Lenggries, Deutschland, 3.–8. Juni 2019
2019 Status and Outlook on High-Power Microwave Research and Development at KIT
Jelonnek, J.
2019. 31st Joint Russian-German Meeting on ECRH and Gyrotrons (2019), Lenggries, Deutschland, 3.–8. Juni 2019
Towards the Realization of a Multistage Depressed Collector Based on E×B Drift
Ell, B.; Pagonakis, I. G.; Wu, C.; Albert, D.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2019. 31st Joint Russian-German Meeting on ECRH and Gyrotrons (2019), Lenggries, Deutschland, 3.–8. Juni 2019
Impurity transport studies at Wendelstein 7-X by means of x-ray imaging spectrometer measurements
Langenberg, A.; Warmer, F.; Fuchert, G.; Marchuk, O.; Dinklage, A.; Wegner, T.; Alonso, J. A.; Bozhenkov, S.; Brunner, K. J.; Burhenn, R.; Buttenschön, B.; Drews, P.; Geiger, B.; Grulke, O.; Hirsch, M.; Höfel, U.; Hollfeld, K. P.; Killer, C.; Knauer, J.; Krings, T.; Kunkel, F.; Neuner, U.; Offermanns, G.; Pablant, N. A.; Pasch, E.; Rahbarnia, K.; Satheeswaran, G.; Schilling, J.; Schweer, B.; Thomsen, H.; Traverso, P.; Wolf, R. C.; Baumann, K.; Dammertz, G.; Fietz, W. H.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.; Weggen, J.
2019. Plasma physics and controlled fusion, 61 (1), Article: 014030. doi:10.1088/1361-6587/aaeb74
Gyrotron coaxial cavities with corrugations on both the inner and outer walls
Tigelis, I. G.; Avramidis, K. A.; Jelonnek, J.; Ioannidis, Z. C.; Peponis, D. V.
2019. Workshop on RF Heating Technology of Fusion Plasmas (US-EU-JPN RF Heating Technology Workshop) (2019), Freiburg im Breisgau, Deutschland, 9.–12. September 2019
Overview of first Wendelstein 7-X high-performance operation
Klinger, T.; Andreeva, T.; Bozhenkov, S. A.; Brandt, C.; Burhenn, R.; Buttenschön, B.; Fuchert, G.; Geiger, B.; Grulke, O.; Laqua, H. P.; Pablant, N. A.; Rahbarnia, K.; Stange, T.; Stechow, A. von; Tamura, N.; Thomsen, H.; Wegner, T.; Bussiahn, R.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.; Weggen, J.
2019. Nuclear fusion, 59 (11), Article no: 112004. doi:10.1088/1741-4326/ab03a7
High-power gyrotrons for electron cyclotron heating and current drive
Thumm, M.; Denisov, G. G.; Sakamoto, K.; Tran, M. Q.
2019. Nuclear fusion. doi:10.1088/1741-4326/ab2005
Surface Electron Cyclotron Waves in Plasmas
Girka, V.; Girka, I.; Thumm, M.
2019. Springer International Publishing
Metrology techniques for the verification of the alignment of the EU gyrotron prototype for ITER
Sanchez, F.; Albajar, F.; Lo Bue, A.; Alberti, S.; Avramidis, K. A.; Bonicelli, T.; Bruschi, A.; Gantenbein, G.; Hogge, J.-P.; Illy, S.; Ioannidis, Z. C.; Leggieri, A.; Legrand, F.; Pagonakis, I.; Perial, E.; Rzesnicki, T.; Thumm, M.; Tigelis, I.
2019. The European physical journal / Web of Conferences, 203, 04015. doi:10.1051/epjconf/201920304015
Theoretical Study on the Operation of the EU/KIT TE34,19-Mode Coaxial-Cavity Gyrotron at 170/204/238 GHz
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Pagonakis, I. G.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2019. The European physical journal / Web of Conferences, 203, Article no: 04014. doi:10.1051/epjconf/201920304014
Overview on recent progress in magnetron injection gun theory and design for high power gyrotrons
Pagonakis, I.; Alberti, S.; Avramidis, K. A.; Legrand, F.; Gantenbein, G.; Genoud, J.; Hogge, J.-P.; Illy, S.; Ioannidis, Z. C.; Kalaria, P.; Piosczyk, B.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Tran, M.-Q.; Tran†, T.-M.; Thumm, M.; Vomvoridis, I.; Jelonnek, J.
2019. The European physical journal / Web of Conferences, 203, 04011. doi:10.1051/epjconf/201920304011
Improved Simulation of Quasi-Optical Launchers for High Power Gyrotrons with Smoothing Algorithm
Jin, J.; Gantenbein, G.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2019. (E. Poli, H. Laqua & J. Oosterbeek, Hrsg.) The European physical journal / Web of Conferences, 203, 04008. doi:10.1051/epjconf/201920304008
Towards Advanced Fusion Gyrotrons: 2018 Update on Activities within EUROfusion
Jelonnek, J.; Aiello, G.; Alberti, S.; Avramidis, K. A.; Bruschi, A.; Chelis, I.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Latsas, G.; Pagonakis, I.; Peponis, D.; Rzesnicki, T.; Ruess, S.; Ruess, T.; Scherer, T.; Schmid, M.; Strauss, D.; Wu, C.; Thumm, M.; Tigelis, I.; Tran, M. Q.; Wilde, F.; Zein, A.
2019. (E. Poli, H. Laqua & J. Oosterbeek, Hrsg.) The European physical journal / Web of Conferences, 203, 04007. doi:10.1051/epjconf/201920304007
Report of recent experiments with the European 1 MW, 170 GHz CW and SP prototype gyrotrons for ITER
Ioannidis, Z. C.; Rzesnicki, T.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bin, W.; Bonicelli, T.; Bruschi, A.; Chelis, I.; Fanale, F.; Gantenbein, G.; Hermann, V.; Hogge, J.-P.; Illy, S.; Jin, J.; Jelonnek, J.; Kasparek, W.; Latsas, G.; Lechte, C.; Legrand, F.; Pagonakis, I.; Sanchez, F.; Schmid, M.; Schlatter, C.; Thumm, M.; Tigelis, I.; Tran, M. Q.; Zisis, A.; Zein, A.
2019. (E. Poli, H. Laqua & J. Oosterbeek, Hrsg.) The European physical journal / Web of Conferences, 203, 04006. doi:10.1051/epjconf/201920304006
Recent Status and Future Prospects of Coaxial-Cavity Gyrotron Development at KIT
Illy, S.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z. C.; Jin, J.; Kalaria, P. C.; Pagonakis, I. G.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2019. (E. Poli, H. Laqua & J. Oosterbeek, Hrsg.) The European physical journal / Web of Conferences, 203, Art.Nr.: 04005. doi:10.1051/epjconf/201920304005
Studies towards an upgraded 1.5 MW gyrotron for W7-X
Avramidis, K. A.; Ruess, T.; Mentgen, F.; Jin, J.; Wagner, D.; Gantenbein, G.; Illy, S.; Ioannidis, Z. C.; Laqua, H. P.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Wolf, R. C.; Jelonnek, J.
2019. (E. Poli, H. Laqua & J. Oosterbeek, Hrsg.) The European physical journal / Web of Conferences, 203, Art. Nr.: 04003. doi:10.1051/epjconf/201920304003
Operating the KIT 170 GHz 2 MW Coaxial-Cavity Gyrotron at 204 GHz: Performance Expectations and First Cold Test of the Quasi-Optical System
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z.; Illy, S.; Jin, J.; Lutz, F. C.; Pagonakis, I. G.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Jelonnek, J.
2019. 20th International Vacuum Electronics Conference (IVEC 2019), Busan, Südkorea, 28. April–1. Mai 2019
KIT Contribution to the European Gyrotron Development: Pushing High-Power Microwaves towards sub-THz-Frequencies
Jelonnek, J.; Aiello, G.; Avramidis, K. A.; Brücker, P. T.; Ell, B.; Gantenbein, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kobarg, T.; Leonhardt, W.; Marek, A.; Mellein, D.; Obermaier, M.; Pagonakis, I. G.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Schmid, M.; Strauß, D.; Thumm, M.; Weggen, J.; Wu, C.
2019. French-German THz Conference (2019), Kaiserslautern, Deutschland, 2.–5. April 2019
Multistage Depressed Collector Design Studies for High Power Gyrotrons Based on the E×B Drift Concept
Ell, B.; Pagonakis, I. G.; Wu, C.; Thumm, M.; Jelonnek, J.
2019. 7th International Workshop on Far-Infrared Technologies (IW-FIRT 2019), Fukui, Japan, 5.–7. März 2019
Nuclear Fusion (FUSION): Plasma Heating Systems -Microwave Plasma Heating & Current Drive System
Gantenbein, G.; Avramidis, K.; Franck, J.; Fuchs, M.; Illy, S.; Ioannidis, Z.; Jelonnek, J.; Jin, J.; Kalaria, P.; Kobarg, T.; Lang, R.; Leonhardt, W.; Marschall, M.; Mellein, D.; Meier, A.; Pagonakis, I.; Papenfuß, A.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Scherer, T. A.; Schmid, M.; Strauss, D.; M. Thumm, M.; Wadle, S.; Weggen, J.; Wu, C.; Zein, A.; Kasparek, W.; Lechte, C.; Munk, R.; Plaum, B.; Remppel, F.; Röhlinger, H.; Roth, B.; Schlüter, K. H.; Wolf, S.; Zeitler, A.; Berndt, B.; Braune, H.; Hollmann, F.; Jonitz, L.; Laqua, H.; Marsen, S.; Noke, F.; Preynas, M.; Purps, F.; Reintrog, A.; Schulz, T.; Stange, T.; Uhren, P.; Weißgerber, M.; Wilde, F.
2019. Annual Report 2017 / Institute for Pulsed Power and Microwave Technology / Institut für Hochleistungsimpuls- und Mikrowellentechnik. ), 1–20, KIT Scientific Publishing. doi:10.5445/IR/1000091705
Starting Currents for Eigenmodes of a Gyrotron Cavity With Mode Conversion
Maksimenko, A. V.; Shcherbinin, V. I.; Hlushchenko, A. V.; Tkachenko, V. I.; Avramidis, K. A.; Jelonnek, J.
2019. IEEE transactions on electron devices, 66 (3), 1552–1558. doi:10.1109/TED.2019.2893888
Computer-Controlled Test System for the Excitation of Very High-Order Modes in Highly Oversized Waveguides
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z.; Illy, S.; Lutz, F.-C.; Marek, A.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Weggen, J.; Jelonnek, J.
2019. Journal of infrared, millimeter, and terahertz waves, 40 (3), 257–268. doi:10.1007/s10762-018-0566-3
From W7-X Towards ITER and Beyond: 2019 Status on EU Fusion Gyrotron Developments
Jelonnek, J.; Aiello, G.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bertinetti, A.; Brücker, P. T.; Bruschi, A.; Chelis, I.; Dubray, J.; Fanale, F.; Fasel, D.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Genoud, J.; Granucci, G.; Hogge, J.-P.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Laqua, H.; Latsas, G. P.; Leggieri, A.; Legrand, F.; Marchesin, R.; Marek, A.; Marlétaz, B.; Obermaier, M.; Pagonakis, I. G.; Peponis, D. V.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Sanchez, P.; Savoldi, L.; Scherer, T.; Strauss, D.; Thouvenin, P.; Thumm, M.; Tigelis, I.; Tran, M.-Q.; Wilde, F.; Wu, C.; Zisis, A.
2019. 20th International Vacuum Electronics Conference (IVEC 2019), Busan, Südkorea, 28. April–1. Mai 2019
Design Studies of Mini-Channel Cavity Cooling for a 170 GHz, 2 MW Coaxial-Cavity Gyrotron
Kalaria, P. C.; Brücker, P. T.; Ruess, S.; Illy, S.; Avramidis, K. A.; Gantenbein, G.; Manfred Thumm; Jelonnek, J.
2019. 20th International Vacuum Electronics Conference (IVEC 2019), Busan, Südkorea, 28. April–1. Mai 2019
Automated Generation of High-Order Modes for Tests of Quasi-Optical Systems of Gyrotrons for W7-X Stellarator
Ruess, T.; Avramidis, K.; Gantenbein, G.; Ioannidis, Z.; Illy, S.; Jin, J.; Lutz, F.-C.; Marek, A.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Weggen, J.; Jelonnek, J.
2019. 12th German Microwave Conference (GeMiC 2019), Stuttgart, Deutschland, 25.–27. März 2019
A computer-controlled low-power RF system to generate very high-order modes used in future fusion gyrotrons
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Lutz, F.; Marek, A.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Dietmar, W.; Jelonnek, J.
2019. 7th International Workshop on Far-Infrared Technologies (IW-FIRT 2019), Fukui, Japan, 5.–7. März 2019
Overview of KIT activities on high power, high frequency gyrotron development and the role of the new FULGOR teststand at KIT
Gantenbein, G.; Avramidis, K. A.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Jelonnek, J.; Kalaria, P. C.; Pagonakis, I. G.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Wu, C.
2019. 7th International Workshop on Far-Infrared Technologies (IW-FIRT 2019), Fukui, Japan, 5.–7. März 2019
Gyrotron multistage depressed collector based on E × B drift concept using azimuthal electric field. II: Upgraded designs
Wu, C.; Pagonakis, I. G.; Albert, D.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2019. Physics of plasmas, 26 (1), 013108. doi:10.1063/1.5078861
Design Studies of a 3-MW, Multifrequency (170/204/236 GHz) DEMO Class Triangular Corrugated Coaxial Cavity Gyrotron
Yuvaraj, S.; Kartikeyan, M. V.; Thumm, M. K.
2019. IEEE transactions on electron devices, 66 (1), 702–708. doi:10.1109/TED.2018.2876870
Tests and developments of a long-pulse high-power 170 GHz absorbing matched load
Bin, W.; Bruschi, A.; Fanale, F.; Francesca, M.; Lucca, F.; Albajar, F.; Alberti, S.; Carannante, G.; Cavinato, M.; Chelis, I.; Dell’Era, F.; Fasel, D.; Gantenbein, G.; Goodman, T.; Granucci, G.; Hogge, J.-P.; Ikeda, R.; Ioannidis, Z.; Legrand, F.; Mellera, V.; Minelli, D.; Nardone, A.; Pagonakis, I.; Rispoli, N.; Rzesnicki, T.; Sanchez, F.; Spinicchia, N.; Takahashi, K.; Tigelis, I.; Viganò, F.
2019. Fusion engineering and design, 146A, 36–39. doi:10.1016/j.fusengdes.2018.11.019
Recent experiments with the European 1MW, 170GHz industrial CW and short-pulse gyrotrons for ITER
Ioannidis, Z. C.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bin, W.; Bonicelli, T.; Bruschi, A.; Chelis, J.; Fanale, F.; Gantenbein, G.; Genoud, J.; Hogge, J.-P.; Hermann, V.; Illy, S.; Jelonnek, J.; Jin, J.; Kasparek, W.; Latsas, G. P.; Legrand, F.; Lechte, C.; Pagonakis, I. G.; Rzesnicki, T.; Sánchez, F.; Schlatter, C.; Schmid, M.; Tigelis, I. G.; Thumm, M.; Tran, M. Q.; Zisis, A.; Zein, A.
2019. Fusion engineering and design, 146 (Part A), 349–352. doi:10.1016/j.fusengdes.2018.12.065
Electron-cyclotron-resonance heating in Wendelstein 7-X: A versatile heating and current-drive method and a tool for in-depth physics studies
Wolf, R. C.; Bozhenkov, S.; Dinklage, A.; Fuchert, G.; Kazakov, Y. O.; Laqua, H. P.; Marsen, S.; Marushchenko, N. B.; Stange, T.; Zanini, M.; Abramovic, I.; Alonso, A.; Baldzuhn, J.; Beurskens, M.; Beidler, C. D.; Braune, H.; Brunner, K. J.; Chaudhary, N.; Damm, H.; Drewelow, P.; Gantenbein, G.; Gao, Y.; Geiger, J.; Hirsch, M.; Höfel, U.; Jakubowski, M.; Jelonnek, J.; Jensen, T.; Kasparek, W.; Knauer, J.; Korsholm, S. B.; Langenberg, A.; Lechte, C.; Leipold, F.; Mora, H. T.; Neuner, U.; Nielsen, S. K.; Moseev, D.; Oosterbeek, H.; Pablant, N.; Pasch, E.; Plaum, B.; Pedersen, T. S.; Sitjes, A. P.; Rahbarnia, K.; Rasmussen, J.; Salewski, M.; Schilling, J.; Scott, E.; Stejner, M.; Thomsen, H.; Thumm, M.; Turkin, Y.; Wilde, F.
2019. Plasma physics and controlled fusion, 61 (1), Art. Nr.: 014037. doi:10.1088/1361-6587/aaeab2
Towards a new image processing system at Wendelstein 7-X: From spatial calibration to characterization of thermal events
W7-X Team; Pisano, F.; Cannas, B.; Jakubowski, M. W.; Niemann, H.; Puig Sitjes, A.; Wurden, G. A.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.; Weggen, J.
2018. Review of scientific instruments, 89 (12), 123503. doi:10.1063/1.5045560
New trends of gyrotron development at KIT: An overview on recent investigations
Gantenbein, G.; Avramidis, K.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Jelonnek, J.; Kalaria, P.; Pagonakis, I. G.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Wu, C.
2018. Fusion engineering and design, 146 (Part A), 341–344. doi:10.1016/j.fusengdes.2018.12.063
Towards Fully Automated Systems for the Generation of Very High Order Modes in Oversized Waveguides
Ruess, T.; Avramidis, K. A.; Fuchs, M.; Gantenbein, G.; Illy, S.; Lutz, F.-C.; Marek, A.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Weggen, J.; Jelonnek, J.
2018, Oktober 22. Terahertz and Microwave Radiation: Generation, Detection and Applications (TERA), Nizhny Novgorod, Russia, October 22 - 25, 2018
Author Correction: Magnetic configuration effects on the Wendelstein 7-X stellarator
W7-X Team; Dinklage, A.; Beidler, C. D.; Helander, P.; Fuchert, G.; Maaßberg, H.; Rahbarnia, K.; Sunn Pedersen, T.; Turkin, Y.; Wolf, R. C.; Alonso, A.; Andreeva, T.; Blackwell, B.; Bozhenkov, S.; Buttenschön, B.; Czarnecka, A.; Effenberg, F.; Feng, Y.; Geiger, J.; Hirsch, M.; Höfel, U.; Jakubowski, M.; Klinger, T.; Knauer, J.; Kocsis, G.; Krämer-Flecken, A.; Kubkowska, M.; Langenberg, A.; Laqua, H. P.; Marushchenko, N.; Mollén, A.; Neuner, U.; Niemann, H.; Pasch, E.; Pablant, N.; Rudischhauser, L.; Smith, H. M.; Schmitz, O.; Stange, T.; Szepesi, T.; Weir, G.; Windisch, T.; Wurden, G. A.; Zhang, D.; Baumann, K.; Dammertz, G.; Fietz, W. H.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.
2018. Nature physics, 14 (10), 1067. doi:10.1038/s41567-018-0273-y
Influence of electron beam misalignment on the performance of a 0.24 THz, 1.5 MW hollow-cavity gyrotron design for DEMO
Kalaria, P. C.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2018, September 13. 43rd International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2018), Nagoya, Japan, 9.–14. September 2018
Studies on multistage depressed collector for high power gyrotron
Pagonakis, I. G.; Wu, C.; Ell, B.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2018, September 6. US-EU-Japan RF Heating Technology Workshop and US-Japan Workshop on RF Heating Physics (2018), Shizuoka, Japan, 4.–7. September 2018
Numerical study of very high-order volume modes as possible alternatives to the TE34,19 operating mode of the KIT 2MW-170 GHz coaxial cavity gyrotron
Obermaier, M.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Ruess, S.; Ruess, T.; Thumm, M.; Jelonnek, J.
2018, September 6. 6th ITG International Vacuum Electronics Workshop (2018), Bad Honnef, Deutschland, 5.–7. September 2018
An advanced highly automated test system for the verification of quasi-optical gyrotron components
Ruess, T.; Avramidis, K. A.; Fuchs, M.; Gantenbein, G.; Illy, S.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Weggen, J.; Jelonnek, J.
2018, September 6. 6th ITG International Vacuum Electronics Workshop (2018), Bad Honnef, Deutschland, 5.–7. September 2018
ECRH at W7-X - Concurrent Operation of 10 Gyrotrons
W7-X Team; Braune, H.; Brunner, K. J.; Laqua, H. P.; Marsen, S.; Moseev, D.; Noke, F.; Purps, F.; Schneider, N.; Schulz, T.; Stange, T.; Uhren, P.; Wilde, F.
2018. 2018 43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Nagoya, Japan, 9-14 Sept. 2018, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2018.8510214
Overview of Recent Gyrotron R&D at KIT in View of the EU DEMO
Avramidis, K. A.; Aiello, G.; Brucker, P. T.; Gantenbein, G.; George, M.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P. C.; Marek, A.; Pagonakis, I. G.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Wu, C.; Zein, A.; Jelonnek, J.; Franke, T.; Tran, M. Q.
2018. 43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2018), Nagoya, J, September 9-14, 2018, Article no: 8510364, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2018.8510364
Development and First Operation of the 170 GHz, 2 MW Longer-Pulse Coaxial-Cavity Modular Gyrotron Prototype at KIT
Rzesnicki, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Joannidis, Z. C.; Jin, J.; Pagonakis, I. G.; Ruess, S.; Ruess, T.; Schmid, M.; Thumm, M.; Weggen, J.; Jelonnek, J.
2018. 2018 43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz2018), Nagoya, Japan, 9–14 September 2018, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2018.8510151
Publisher Correction: Magnetic configuration effects on the Wendelstein 7-X stellarator
W7-X Team; Dinklage, A.; Beidler, C. D.; Helander, P.; Fuchert, G.; Maaßberg, H.; Rahbarnia, K.; Sunn Pedersen, T.; Turkin, Y.; Wolf, R. C.; Alonso, A.; Andreeva, T.; Blackwell, B.; Bozhenkov, S.; Buttenschön, B.; Czarnecka, A.; Effenberg, F.; Feng, Y.; Geiger, J.; Hirsch, M.; Höfel, U.; Jakubowski, M.; Klinger, T.; Knauer, J.; Kocsis, G.; Krämer-Flecken, A.; Kubkowska, M.; Langenberg, A.; Laqua, H. P.; Marushchenko, N.; Mollén, A.; Neuner, U.; Niemann, H.; Pasch, E.; Pablant, N.; Rudischhauser, L.; Smith, H. M.; Schmitz, O.; Stange, T.; Szepesi, T.; Weir, G.; Windisch, T.; Wurden, G. A.; Zhang, D.; Baumann, K.; Dammertz, G.; Fietz, W. H.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.
2018. Nature physics, 14 (8), 867. doi:10.1038/s41567-018-0215-8
Magnetic configuration effects on the Wendelstein 7-X stellarator
W7-X Team; Dinklage, A.; Beidler, C. D.; Helander, P.; Fuchert, G.; Maaßberg, H.; Rahbarnia, K.; Sunn Pedersen, T.; Turkin, Y.; Wolf, R. C.; Alonso, A.; Andreeva, T.; Blackwell, B.; Bozhenkov, S.; Buttenschön, B.; Czarnecka, A.; Effenberg, F.; Feng, Y.; Geiger, J.; Hirsch, M.; Höfel, U.; Jakubowski, M.; Klinger, T.; Knauer, J.; Kocsis, G.; Krämer-Flecken, A.; Kubkowska, M.; Langenberg, A.; Laqua, H. P.; Marushchenko, N.; Mollén, A.; Neuner, U.; Niemann, H.; Pasch, E.; Pablant, N.; Rudischhauser, L.; Smith, H. M.; Schmitz, O.; Stange, T.; Szepesi, T.; Weir, G.; Windisch, T.; Wurden, G. A.; Zhang, D.; Baumann, K.; Dammertz, G.; Fietz, W. H.; Gantenbein, G.; Huber, M.; Hunger, H.; Illy, S.; Jelonnek, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Meier, A.; Mellein, D.; Papenfuß, D.; Samartsev, A.; Scherer, T.; Schlaich, A.; Spiess, W.; Thumm, M.; Wadle, S.; Weggen, J.
2018. Nature physics, 14 (8), 855–860. doi:10.1038/s41567-018-0141-9
Guest Editorial Special Issue on Vacuum Electronics
Abe, D. K.; Whaley, D. R.; Feng, J.; Jelonnek, J.; Kumar, L.
2018. IEEE transactions on electron devices, 65 (6), 2058–2060. doi:10.1109/TED.2018.2829418
EU DEMO EC system preliminary conceptual design
Garavaglia, S.; Aiello, G.; Alberti, S.; Avramidis, K.; Bruschi, A.; Chelis, I. G.; Franck, J.; Gantenbein, G.; Granucci, G.; Grossetti, G.; Hizanidis, K.; Illy, S.; Jelonnek, J.; Kalaria, P.; Latsas, G.; Moro, A.; Pagonakis, I.; Peponis, D. V.; Poli, E.; Rispoli, N.; Ruess, S.; Rzesnicki, T.; Scherer, T.; Strauss, D.; Thumm, M.; Tigelis, I.; Tsironis, C.; Wu, C.; Franke, T.; Tran, M. Q.
2018. Fusion engineering and design, 136, 1173–1177. doi:10.1016/j.fusengdes.2018.04.097
Design studies of a magnetron injection gun for a 2MW, multi-frequency (220/251.5/283 GHz) triangular corrugated coaxial cavity gyrotron
Yuvaraj, S.; Jose, D. A.; Chauhan, M. S.; Kartikeyan, M. V.; Illy, S.; Thumm, M. K.
2018. IEEE International Vacuum Electronics Conference (IVEC), Monterey, CA, April 24-26, 2018, 307–308, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2018.8391653
Gyrotron multistage depressed collector based on e × B drift concept using azimuthal electric field. I. Basic design
Wu, C.; Pagonakis, I. G.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2018. Physics of plasmas, 25 (3), Art. Nr.: 033108. doi:10.1063/1.5016296
RF behavior of a 220/251.5 GHz, 2MW, triangular corrugated coaxial cavity gyrotron extended to the third operating frequency 283 GHz
Yuvaraj, S.; Jose, D. A.; Chauhan, M. S.; Kartikeyan, M. V.; Thumm, M. K.
2018. German Microwave Conference (GeMiC 2018), Freiburg, 12.-14. März 2018, 295–298, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/GEMIC.2018.8335088
Considerations on the selection of operating modes for future coaxial-cavity gyrotrons for DEMO
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Kalaria, P.; Obermaier, M.; Pagonakis, I. G.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2018. Proceedings of the 11th German Microwave Conference (GeMiC 2018), Freiburg, Germany, 12th - 14th March 2018, 283–286, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/GEMIC.2018.8335085
Theoretical Investigation on the Possibility of Parasitic Particle-Wave Interaction in the Gyrotron Launcher. Masterarbeit
Obermaier, M.
2018. Karlsruher Institut für Technologie (KIT)
Aufbau eines automatisierten Systems zur Messung von Moden mit sehr hoher Ordnung. Bachelorarbeit
Lutz, F.-C.
2018. Karlsruher Institut für Technologie (KIT)
Transition between Beam-Plasma and Beam-Dissipative Instability Regimes in the Interaction of Relativistic Large Larmor Orbit Electron Beams and Azimuthal Surface Waves Above the Upper-Hybrid Frequency in Coaxial Plasma Waveguides
Girka, I. O.; Thumm, M.
2018. International Conference and School on Plasma Physics and Controlled Fusion (ICPPCF 2018), Charkiw, Ukraine, 10.–13. September 2018
Excitation of higher radial modes of azimuthal surface waves in the electron cyclotron frequency range by rotating relativistic flow of electrons in cylindrical waveguides partially filled by plasmas
Girka, I. O.; Pavlenko, I. V.; Thumm, M.
2018. International Conference and School on Plasma Physics and Controlled Fusion (ICPPCF 2018), Charkiw, Ukraine, 10.–13. September 2018
Two mechanisms of resonance overlapping in excitation of azimuthal surfacewaves by rotating relativistic electron beams
Girka, I. O.; Pavlenko, I. V.; Thumm, M.
2018. International Conference and School on Plasma Physics and Controlled Fusion (ICPPCF 2018), Charkiw, Ukraine, 10.–13. September 2018
Concurrent operation of 10 gyrotrons at W7-X experience and improvement opportunities
W7-X Team; Braune, H.; Brunner, K. J.; Laqua, H. P.; Marsen, S.; Moseev, D.; Noke, F.; Purps, F.; Schneider, N.; Schulz, T.; Stange, T.; Uhren, P.; Wilde, F.
2018. The European physical journal / Web of Conferences, 187, 01003. doi:10.1051/epjconf/201818701003
Multistage Depressed Collector Design Studies for High Power Gyrotrons. Masterarbeit
Ell, B.
2018. Karlsruher Institut für Technologie (KIT)
Design and Numerical Optimization of a Cusp Gun for High-Power-Amplifiers in the Sub-THz-Range. Masterarbeit
Trumpp, J.
2018. Karlsruher Institut für Technologie (KIT)
Simulation of components for gyro-devices coupled in a feedback loop to generate ultra-short RF pulses
Marek, A.; Avramidis, K. A.; Copplestone, S. M.; Ginzburg, N. S.; Illy, S.; Jelonnek, J.; Jin, J.; Ortwein, P.; Thumm, M.
2018. 3rd International Conference Terahertz and Microwave Radiation: Generation, Detection and Applications (TERA 2018), Nischni Nowgorod, Russland, 22.–25. Oktober 2018
Simulations towards the generation of ultra-short pulses with coupled gyro-devices
Marek, A.; Avramidis, K. A.; Copplestone, S. M.; Ginzburg, N. S.; Illy, S.; Jelonnek, J.; Jin, J.; Mishakin, S. V.; Ortwein, P.; Thumm, M.
2018. 6th ITG International Vacuum Electronics Workshop (2018), Bad Honnef, Deutschland, 5.–7. September 2018
Towards Fully Automated Systems for the Generation of Very High Order Modes in Oversized Waveguides
Ruess, T.; Avramidis, K. A.; Fuchs, M.; Gantenbein, G.; Illy, S.; Lutz, F.-C.; Marek, A.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Weggen, J.; Jelonnek, J.
2018. (A. A. Silaev, Hrsg.) The European physical journal / Web of Conferences, 195, Art. Nr.: 01030. doi:10.1051/epjconf/201819501030
Optimized Vertical Collector Sweeping for High Power CW Gyrotrons Using Advanced Current Waveforms
Illy, S.; Avramidis, K. A.; Jackowski, L.; Kdous, W.; Jelonnek, J.
2018. 43rd International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW THz-2018), Nagoya, J, September 9-14, 2018, Art.Nr. 8509998, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2018.8509998
Magnetron injection gun for the 2 MW 170 GHz modular coaxial cavity gyrotron
Pagonakis, I. G.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Legrand, F.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2018. 43rd International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW THz-2018), Nagoya, J, September 9-14, 2018, Art.Nr. 8510454, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2018.8510454
Progress in the development of a multistage depressed collector system for high power gyrotrons
Pagonakis, I. G.; Wu, C.; Ell, B.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2018. 43rd International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz-2018), Nagoya, Japan, September 9-14, 2018, Art.Nr. 8509991, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2018.8509991
Influence of Electron Beam Misalignment on the Performance of a 0.24 THz, 1.5 MW Hollow-Cavity Gyrotron Design for DEMO
Kalaria, P. C.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2018. 43rd International Conference on Infrared Millimeter and Terahertz Waves, IRMMW-THz 2018; Nagoya Congress Center (NCC)Nagoya; Japan; 9 September 2018 through 14 September 2018, Art. Nr.: 8510146, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2018.8510146
Design of a Magnetron Injection Gun for a 4 MW, 170 GHz, Coaxial Cavity Gyrotron
Jose, D. A.; Yuvaraj, S.; Chauhan, M. S.; Kartikeyan, M. V.; Illy, S.
2018. 14th IEEE India Council International Conference, INDICON 2017; Indian Institute of Technology Roorkee (IIT)Roorkee; India; 15 December 2017 through 17 December 2017, Art. Nr.: 8487621, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/INDICON.2017.8487621
Higher radial modes of azimuthal surface waves in magnetoactive cylindrical plasma waveguides
Girka, I. O.; Kondratenko, V. M.; Thumm, M.
2018. Journal of plasma physics, 84 (6), Art. Nr.: 905840603. doi:10.1017/S0022377818001101
Augmenting microwave irradiation in MAS DNP NMR samples at 263 GHz
Purea, A.; Ell, B.; Reiter, C.; Aussenac, F.; Engelke, F.
2018. 30th Joint Russian-German Meeting on ECRH and Gyrotrons, RGM 2018; Nizhny Novgorod; Russian Federation; 17 June 2018 through 24 June 2018. Ed.: V. E. Zapevalov, Art. Nr.: 01005, EDP Sciences. doi:10.1051/epjconf/201818701005
PIC Simulations of Ka-band Ultra-Short Pulse Oscillator with Resonance Cyclotron Absorber in the Feedback Loop
Ginzburg, N. S.; Denisov, G. G.; Vilkov, M. N.; Zotova, I. V.; Sergeev, A. S.; Samsonov, S. V.; Marek, A.; Jelonnek, J.
2018. The European physical journal / Web of Conferences, 187, 01021/1–2. doi:10.1051/epjconf/201818701021
Thirty Joint Russian-German Meetings on ECRH and Gyrotrons - A Retrospect -
Thumm, M.
2018. 30th Joint Russian-German Meeting on ECRH and Gyrotrons, IAP RAS, Nizhny Novgorod, RUS, June 17-24, 2018. Ed.: V. E. Zapevalov, Article-no 01020, EDP Sciences. doi:10.1051/epjconf/201818701020
2018 Status of the Measurement Capabilities for Fusion Gyrotrons at KIT/IHM
Ruess, T.; Avramidis, K. A.; Fuchs, M.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Lutz, F.-C.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Weggen, J.; Jelonnek, J.
2018. 30th Joint Russian-German Meeting on ECRH and Gyrotrons, IAP RAS, Nizhny Novgorod, RUS, June 17-24, 2018. Ed.: V. E. Zapevalov, Article-no 01019, EDP Sciences. doi:10.1051/epjconf/201818701019
Contributions to the Joint DFG-RSF Project - Generation of Ultra-Short Microwave Pulses -
Marek, A.; Avramidis, K. A.; Copplestone, S. M.; Ginzburg, N. S.; Illy, S.; Jelonnek, J.; Jin, J.; Mishakin, S. V.; Ortwein, P.; Thumm, M.
2018. 30th Joint Russian-German Meeting on ECRH and Gyrotrons, IAP RAS, Nizhny Novgorod, RUS, June 17-24, 2018. Ed.: V. E. Zapevalov, Article-no01027, EDP Sciences. doi:10.1051/epjconf/201818701027
Current Status of the KIT Coaxial-Cavity Long-Pulse Gyrotron and its Key Components
Ruess, S.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z.; Illy, S.; Kalaria, P. C.; Kobarg, T.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2018. 30th Joint Russian-German Meeting on ECRH and Gyrotrons, IAP RAS, Nizhny Novgorod, RUS, June 17-24, 2018. Ed.: V. E. Zapevalov, Article-no 01028, EDP Sciences. doi:10.1051/epjconf/201818701028
2018 Status on KIT Gyrotron Activities
Jelonnek, J.; Aiello, G.; Avramidis, K.; Gantenbein, G.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Marek, A.; Pagonakis, I. G.; Rzesnicki, T.; Ruess, S.; Ruess, T.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Wilde, F.; Wu, C.; Zein, A.
2018. 30th Joint Russian-German Meeting on ECRH and Gyrotrons, IAP RAS, Nizhny Novgorod, RUS, June 17-24, 2018. Ed.: V. E. Zapevalov, Article-no 01009, EDP Sciences. doi:10.1051/epjconf/201818701009
Automated Mode Recovery and Modeloss Precursor for the 140 GHz Wendelstein 7-X Gyrotrons
Wilde, F.; Oosterbeek, J. W.; Marsen, S.; Moseev, D.; Stange, T.; Laqua, H. P.; Wolf, R. C.; Avramidis, K. A.; Gantenbein, G.; Pagonakis, I. G.; Illy, S.; Jelonnek, J.; Thumm, M. K.
2018. US-EU-Japan RF Heating Technology Workshop, Shizuoka, J, September 4-7, 2018
Thermo-Mechanical Analysis of the Insert Cooling System for a 170 GHz, 2 MW Long-pulse Coaxial-cavity Gyrotron
Illy, S.; George, M.; Kalaria, P. C.; Avramidis, K. A.; Gantenbein, G.; Ruess, S.; Thumm, M.; Jelonnek, J.
2018. US-EU-Japan RF Heating Technology Workshop, Shizuoka, J, September 4-7, 2018
2018 Status of Gyrotron R&D for W7-X, TCV, ITER and EU DEMO within Europe
Jelonnek, J.; Aiello, G.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bonicelli, T.; Bruschi, A.; Chelis, J.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Grossetti, G.; Hogge, J.-P.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P. C.; Laqua, H. P.; Latsas, G. P.; Pagonakis, I. G.; Peponis, D. V.; Rzesnicki, T.; Ruess, S.; Ruess, T.; Sanchez, P.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Tigelis, I.; Tran, M. Q.; Wilde, F.; Wu, C.
2018. US-EU-Japan RF Heating Technology Workshop, Shizuoka, Japan, September 4 - 7, 2018
Status of current gyrotron experimental activities at KIT
Rzesnicki, T.; Ioannidis, Z. C.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Jin, J.; Kobarg, T.; Pagonakis, I. G.; Ruess, S.; Schmid, M.; Thumm, M.; Weggen, J.; Jelonnek, J.
2018. US-EU-Japan RF Heating Technology Workshop, Shizuoka, Japan, September 4 - 7, 2018
Contributions to the Joint DFG-RSF Project - Generation of Ultra-Short Microwave Pulses
Marek, A.; Avramidis, K. A.; Copplestone, S. M.; Ginzburg, N. S.; Illy, S.; Jelonnek, J.; Jin, J.; Mishakin, S. V.; Ortwein, P.; Thumm, M.
2018. 30th Joint Russian-German Meeting on ECRH and Gyrotrons (2018), Gorodez, Russland, 17.–24. Juni 2018
2018 Status on the Measurements Capabilities for Fusion Gyrotrons at KIT
Ruess, T.; Avramidis, K. A.; Fuchs, M.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Lutz, F.-C.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Weggen, J.; Jelonnek, J.
2018. 30th Joint Russian-German Meeting on ECRH and Gyrotrons (2018), Gorodez, Russland, 17.–24. Juni 2018
Numerical investigation on the influence of insert misalignment on the insert loading of a 170 GHz, 2 MW coaxial-cavity gyrotron
Kalaria, P. C.; George, M.; Illy, S.; Avramidis, K. A.; Gantenbein, G.; Ruess, S.; Thumm, M.; Jelonnek, J.
2018. 6th ITG International Vacuum Electronics Workshop (2018), Bad Honnef, Deutschland, 5.–7. September 2018
Design studies and analysis of operational limits of 0.24-THz gyrotrons for DEMO
Thumm, M.; Avramidis, K. A.; Franck, J.; Gantenbein, G.; Illy, S.; Jin, J.; Kalaria, P. C.; Pagonakis, I. G.; Ruess, S.; Wu, C.; Jelonnek, J.
2018. Terahertz Science and Technology, 11 (1), 20 S. doi:10.11906/TST.001-020.2018.03.01
High Purity Mode CW Gyrotron Covering the Subterahertz to Terahertz Range Using a 20 T Superconducting Magnet
Idehara, T.; Ogawa, I.; Wagner, D.; Thumm, M.; Kosuga, K.; Sabchevski, S. P.
2018. IEEE transactions on electron devices, 65 (8), 3486–3491. doi:10.1109/TED.2018.2843446
KIT coaxial gyrotron development: from ITER toward DEMO
Ruess, S.; Avramidis, K. A.; Fuchs, M.; Gantenbein, G.; Ioannidis, Z.; Illy, S.; Jin, J.; Kalaria, P. C.; Kobarg, T.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Schmid, M.; Thumm, M.; Weggen, J.; Zein, A.; Jelonnek, J.
2018. International journal of microwave and wireless technologies, 10 (5-6), 547–555. doi:10.1017/S1759078718000144
Performance analysis of an insert cooling system for long-pulse operation of a coaxial-cavity gyrotron
Kalaria, P. C.; George, M.; Illy, S.; Avramidis, K. A.; Gantenbein, G.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2018. 2018 IEEE International Vacuum Electronics Conference (IVEC), Monterey, CA, USA, 24–26 April 2018, 69–70, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2018.8391556
Status of the gyrotron multistage depressed collector development at Karlsruhe Institute of Technology [in press]
Wu, C.; Pagonakis, I. G.; Illy, S.; Albert, D.; Avramidis, K. A.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2018. 6th ITG International Vacuum Electronics Workshop (2018), Bad Honnef, Deutschland, 5.–7. September 2018
Optimized Vertical Collector Sweeping for High Power CW Gyrotrons Using Advanced Current Waveforms
Illy, S.; Avramidis, K. A.; Jackowski, L.; Kdous, W.; Jelonnek, J.
2018. 43rd International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2018), Nagoya, Japan, 9.–14. September 2018
Ultrawideband Millimeter-Wave Oscillators Based on Two Coupled Gyro-TWTs With Helical Waveguide
Ginzburg, N. S.; Denisov, G. G.; Vilkov, M. N.; Zotova, I. V.; Sergeev, A. S.; Rozental, R. M.; Samsonov, S. V.; Mishakin, S. V.; Marek, A.; Jelonnek, J.
2018. IEEE transactions on electron devices, 65 (6), 2334–2339. doi:10.1109/TED.2018.2801021
Study on After Cavity Interaction in a 140-GHz Model TE0.3 Gyrotron Using 3-D CFDTD PIC Simulation
Lin, M.-C.; Illy, S.; Avramidis, K. A.; Thumm, M.; Jelonnek, J.
2018. IEEE transactions on plasma science, 46 (6), 1937–1942. doi:10.1109/TPS.2018.2805521
Improved Suppression of Parasitic Oscillations in Gyrotron Beam Tunnels by Proper Selection of the Lossy Ceramic Material
Chelis, I. G.; Avramidis, K. A.; Ioannidis, Z. C.; Tigelis, I. G.
2018. IEEE transactions on electron devices, 65 (6), 2301–2307. doi:10.1109/TED.2017.2784198
Numerical Investigation on Spent Beam Deceleration Schemes for Depressed Collector of a High-Power Gyrotron
Pagonakis, I. G.; Illy, S.; Ioannidis, Z. C.; Rzesnicki, T.; Avramidis, K. A.; Gantenbein, G.; Kobarg, T.; Piosczyk, B.; Thumm, M.; Jelonnek, J.
2018. IEEE transactions on electron devices, 65 (6), 2321–2326. doi:10.1109/TED.2017.2784185
Development and first operation of the 170 GHz, 2 MW Longer-Pulse Coaxial-Cavity Modular Gyrotron Prototype at KIT
Rzesnicki, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Pagonakis, I. G.; Ruess, S.; Ruess, T.; Schmid, M.; Thumm, M.; Weggen, J.; Zein, A.; Jelonnek, J.
2018. 43rd International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2018), Nagoya, Japan, 9.–14. September 2018
KIT in-house manufacturing and first operation of a 170 GHz 2 MW longer-pulse coaxial-cavity pre-prototype gyrotron
Ruess, S.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z.; Illy, S.; Kalaria, P. C.; Kobarg, T.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2018. Proceedings of the 11th German Microwave Conference (GeMiC 2018), Freiburg, Germany, 12th - 14th March 2018, 291–294, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/GEMIC.2018.8335087
Mode competition control using triode-type start-up scenario for a 236 GHz gyrotron for DEMO
Kalaria, P. C.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2018. Proceedings of the 11th German Microwave Conference (GeMiC 2018), Freiburg, Germany, 12th - 14th March 2018, 287–290, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/GEMIC.2018.8335086
Benefits of advanced full-wave vector analysis codes for the design of high-power microwave tubes
Marek, A.; Avramidis, K. A.; Ginzburg, N. S.; Illy, S.; Jelonnek, J.; Jin, J.; Mishakin, S. V.; Thumm, M.
2018. Proceedings of the 11th German Microwave Conference (GeMiC 2018), Freiburg, Germany, 12th - 14th March 2018, 279–282, Institute of Electrical and Electronics Engineers (IEEE). doi:10.23919/GEMIC.2018.8335084
Progress in the development of a multistage depressed collector system for high power gyrotrons
Pagonakis, I. G.; Wu, C.; Ell, B.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2018. 43rd International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2018), Nagoya, Japan, 9.–14. September 2018
Magnetron injection gun for the 2 MW 170 GHz modular coaxial cavity gyrotron
Pagonakis, I. G.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Legrand, F.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2018. 43rd International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2018), Nagoya, Japan, 9.–14. September 2018
Review of the Innovative H&CD Designs and the Impact of Their Configurations on the Performance of the EU DEMO Fusion Power Plant Reactor
Franke, T.; Agostinetti, P.; Aiello, G.; Avramidis, K.; Bachmann, C.; Bruschi, A.; Federici, G.; Garavaglia, S.; Granucci, G.; Grossetti, G.; Jelonnek, J.; Noterdaeme, J.-M.; Simonin, A.; Scherer, T.; Sonato, P.; Strauss, D.; Tran, M. Q.; Valentine, A.; Vincenzi, P.; Wenninger, R.; Zheng, S.
2018. IEEE transactions on plasma science, 46 (5), 1633–1640. doi:10.1109/TPS.2018.2800405
On the Evolution of Approaches to the Space-Time Symmetry
Petelin, M.; Thumm, M.
2018. Natural science, 10 (03), 81–84. doi:10.4236/ns.2018.103008
Improved measurements of satellite modes in 140 GHz Wendelstein 7-X gyrotrons: an approach towards an electronic stability control
Wilde, F.; Stange, T.; Oosterbeek, H.; Marsen, S.; Laqua, H.; Avramidis, K.; Pagonakis, I.; Illy, S.; Thumm, M.; Gantenbein, G.; Jelonnek, J.; Wolf, R.
2018. 82. Jahrestagung der DPG und DPG-Frühjahrstagung der Sektion Atome, Moleküle, Quantenoptik und Plasmen, Fachverband Quantenoptik und Photonik (SAMOP 2018), Erlangen, Deutschland, 4.–9. März 2018
Overview of recent gyrotron R&D towards DEMO within EUROfusion work package heating and current drive
Avramidis, K. A.; Aiello, G.; Alberti, S.; Brücker, P. T.; Bruschi, A.; Chelis, I.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Genoud, J.; Geroge, M.; Granucci, G.; Grossetti, G.; Hogge, J. P.; Illy, S.; Ioannidis, Z. C.; Jelonnek, J.; Jin, J.; Kalaria, P. C.; Latsas, G. P.; Marek, A.; Pagonakis, I. G.; Peponis, D. V.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Tigelis, I.; Tran, M. Q.; Wu, C.; Zein, A.; Zisis, A.
2018. 27th IAEA Fusion Energy Conference (FEC 2018), Gāndhināgar, Indien, 22.–27. Oktober 2018
Overview of recent gyrotron R&D at KIT in view of the EU DEMO
Avramidis, K. A.; Aiello, G.; Brücker, P. T.; Franke, T.; Gantenbein, G.; George, M.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P. C.; Marek, A.; Pagonakis, I. G.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Tran, M. Q.; Wu, C.; Zein, A.; Jelonnek, J.
2018. 43rd International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2018), Nagoya, Japan, 9.–14. September 2018
Numerical Studies on the Influence of Cavity Thermal Expansion on the Performance of a High-Power Gyrotron
Avramidis, K. A.; Bertinetti, A.; Albajar, F.; Cau, F.; Cismondi, F.; Gantenbein, G.; Illy, S.; Ioannidis, Z. C.; Jelonnek, J.; Legrand, F.; Pagonakis, I. G.; Rozier, Y.; Rzesnicki, T.; Savoldi, L.; Thumm, M.; Zanino, R.
2018. IEEE transactions on electron devices, 65 (6), 2308–2315. doi:10.1109/TED.2017.2782365
Nuclear Fusion (FUSION): Plasma Heating Systems – Microwave Plasma Heating & Current Drive Systems
Avramidis, K.; Franck, J.; Fuchs, M.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Jelonnek, J.; Jin, J.; Kobarg, T.; Lang, R.; Leonhardt, W.; Losert, M.; Mellein, D.; Meier, A.; Pagonakis, I.; Papenfuß, A.; Parth, K.; Ruess, S.; Rzesnicki, T.; Scherer, T. A.; Schmid, M.; Spiess, W.; Strauss, D.; Thumm, M.; Wadle, S.; Weggen, J.; Wu, C.; Zein, A.; Zhang, J.; Kasparek, W.; Lechte, C.; Munk, R.; Plaum, B.; Remppel, F.; Röhlinger, H.; Roth, B.; Schlüter, K. H.; Wolf, S.; Zeitler, A.; Berndt, B.; Braune, H.; Hollmann, F.; Jonitz, L.; Laqua, H.; Marsen, S.; Noke, F.; Preynas, M.; Purps, F.; Reintrog, A.; Schulz, T.; Stange, T.; Uhren, P.; Weißgerber, M.; Wilde, F.
2018. Annual Report 2016 / Institute for Pulsed Power and Microwave Technology / Institut für Hochleistungsimpuls- und Mikrowellentechnik, 1–51, KIT Scientific Publishing. doi:10.5445/IR/1000081127
Recent status and future prospects of coaxial-cavity gyrotron development at KIT
Illy, S.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z.; Jin, J.; Kalaria, P. C.; Pagonakis, I. G.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2018. 20th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (2018), Greifswald, Deutschland, 14.–17. Mai 2018
New trends of gyrotron development at KIT: An overview on recent investigations
Gantenbein, G.; Avramidis, K.; Illy, S.; Ioannidis, Z.; Jin, J.; Jelonnek, J.; Kalaria, P.; Pagonakis, I.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Wu, C.
2018. 30th International Symposium on Fusion Technology (SOFT 2018), Giardini-Naxos, Italien, 16.–21. September 2018
Analysis of an actively-cooled coaxial cavity in a 170 GHz, 2 MW gyrotron using the multi-physics tool MUCCA
Bertinetti, A.; Albajar, F.; Avramidis, K. A.; Cau, F.; Cismondi, F.; Gantenbein, G.; Jelonnek, J.; Kalaria, P. C.; Ruess, S.; Rzesnicki, T.; Savoldi, L.; Zanino, R.
2018. 30th International Symposium on Fusion Technology (SOFT 2018), Giardini-Naxos, Italien, 16.–21. September 2018
Recent experiments with the European 1 MW, 170 GHz industrial CW and modular SP prototype gyrotron for ITER
Ioannidis, Z. C.; Rzesnicki, T.; Avramidis, K.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Jin, J.; Pagonakis, I. G.; Schmid, M.; Thumm, M.; Zein, A.; Hermann, V.; Legrand, F.; Kasparek, W.; Lechte, C.; Alberti, S.; Genoud, J.; Hogge, J. P.; Schlatter, C.; Tran, M. Q.; Chelis, J.; Latsas, G. P.; Tigelis, I. G.; Zisis, A.; Bruschi, A.; Bin, W.; Fanale, F.; Albajar, F.; Bonicelli, T.; Sanchez, F.
2018. 30th International Symposium on Fusion Technology (SOFT 2018), Giardini-Naxos, Italien, 16.–21. September 2018
Long-pulse high-power 170 GHz absorbing matched load tests and developments
Bin, W.; Bruschi, A.; Fanale, F.; Francesca, M.; Lucca, F.; Albajar, F.; Alberti, S.; Carannante, G.; Cavinato, M.; Chelis, I.; Dell’Era, F.; Gantenbein, G.; Goodman, T.; Granucci, G.; Hogge, J. P.; Ikeda, R.; Ioannidis, Z.; Legrand, F.; Mellera, V.; Minelli, D.; Nardone, A.; Pagonakis, I.; Rispoli, N.; Rzesnicki, T.; Sanchez, F.; Spinicchia, N.; Takahashi, K.; Tigelis, I.; Vigano, F.
2018. 30th International Symposium on Fusion Technology (SOFT 2018), Giardini-Naxos, Italien, 16.–21. September 2018
Application of CVD diamond discs in high power fusion gyrotrons and power plants
Ruess, S.; Aiello, G.; Gantenbein, G.; Gärtner, M.; Rzesnicki, T.; Scherer, T.; Strauss, D.; Thumm, M.; Weggen, J.; Jelonnek, J.
2018. DPG-Frühjahrstagung der Sektion Kondensierte Materie gemeinsam mit der EPS, Fachverband Kristalline Festkörper und deren Mikrostruktur (2018), Berlin, Deutschland, 11.–16. März 2018
Mode competition control using triode-type start-up scenario for a 236 GHz gyrotron for DEMO
Kalaria, P. C.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2018. 11th German Microwave Conference (GeMiC 2018), Freiburg im Breisgau, Deutschland, 12.–14. März 2018
Towards advanced fusion gyrotrons: 2018 update on activities within EUROfusion
Jelonnek, J.; Aiello, G.; Alberti, S.; Avramidis, K.; Bruschi, A.; Chelis, J.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Latsas, G. P.; Pagonakis, I. G.; Peponis, D. V.; Rzesnicki, T.; Ruess, S.; Ruess, T.; Scherer, T.; Schmid, M.; Strauss, D.; Wu, C.; Thumm, M.; Tigelis, I.; Tran, M. Q.; Wilde, F.; Zein, A.
2018. 20th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (2018), Greifswald, Deutschland, 14.–17. Mai 2018
Theoretical study on the operation of the EU/KIT TE34,19-mode coaxial-cavity gyrotron at 170/204/238 GHz
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Jin, J.; Kalaria, P.; Pagonakis, I. G.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2018. 20th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (2018), Greifswald, Deutschland, 14.–17. Mai 2018
Improved simulation of quasi-optical launchers with smoothing algorithm for high power gyrotron
Jin, J.; Gantenbein, G.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2018. 20th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (2018), Greifswald, Deutschland, 14.–17. Mai 2018
Report of recent experiments with the European 1 MW, 170 GHz CW and SP prototype gyrotrons for ITER
Ioannidis, Z. C.; Rzesnicki, T.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bin, W.; Bonicelli, T.; Bruschi, A.; Chelis, J.; Fanale, F.; Gantenbein, G.; Hermann, V.; Hogge, J. P.; Illy, S.; Jin, J.; Jelonnek, J.; Kasparek, W.; Latsas, G.; Lechte, C.; Legrand, F.; Pagonakis, I. G.; Sanchez, F.; Schmid, M.; Schlatter, C.; Thumm, M.; Tigelis, I. G.; Tran, M. Q.; Zisis, A.; Zein, A.
2018. 20th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (2018), Greifswald, Deutschland, 14.–17. Mai 2018
10 MW FULGOR power supply performance tests and overview of test facility components
Zein, A.; Cesnjevar, D.; Epp, A.; Gantenbein, G.; Illy, S.; Ioannidis, Z. C.; Kobarg, T.; Leonhardt, W.; Mellein, D.; Ruefenacht, S.; Rzesnicki, T.; Schmid, M.; Thumm, M.; Weggen, J.; Jelonnek, J.
2018. 30th International Symposium on Fusion Technology (SOFT 2018), Giardini-Naxos, Italien, 16.–21. September 2018
Recent progress in the development of the European 1 MW, 170 GHz CW gyrotron for ITER
Gantenbein, G.; Albajar, F.; Alberti, S.; Avramidis, K.; Bin, W.; Bruschi, A.; Chelis, J.; Fanale, F.; Legrand, F.; Hermann, V.; Hogge, J. P.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Jelonnek, J.; Kasparek, W.; Latsas, G. P.; Lechte, C.; Lontano, M.; Pagonakis, I. G.; Rzesnicki, T.; Sanchez, P.; Schlatter, C.; Schmid, M.; Tigelis, I. G.; Thumm, M.; Tran, M. Q.; Zein, A.; Zisis, A.
2018. 27th IAEA Fusion Energy Conference (FEC 2018), Gāndhināgar, Indien, 22.–27. Oktober 2018
High-power gyrotron development at KIT: Towards multi-megawatt power levels at THz frequencies
Jelonnek, J.; Aiello, G.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z.; Jin, J.; Kalaria, P.; Leonhardt, W.; Mellein, D.; Pagonakis, I. G.; Rzesnicki, T.; Ruess, T.; Ruess, S.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Wu, C.; Zein, A.
2018. 8th International Workshop on Terahertz Technology and Applications, Kaiserslautern, March 20-21, 2018
Studies towards an upgraded 1.5 MW gyrotron for W7-X
Avramidis, K. A.; Ruess, T.; Mentgen, F.; Gantenbein, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Laqua, H.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Wagner, D.; Wolf, R. C.; Jelonnek, J.
2018. 20th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (2018), Greifswald, Deutschland, 14.–17. Mai 2018
Overview on recent progress in magnetron injection gun theory and design for high power gyrotrons
Pagonakis, I. G.; Alberti, S.; Avramidis, K. A.; Gantenbein, G.; Genoud, J.; Hogge, J. P.; Illy, S.; Ioannidis, Z.; Kalaria, P.; Piosczyk, B.; Ruess, S.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Vomvoridis, I. L.; Jelonnek, J.
2018. 20th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (2018), Greifswald, Deutschland, 14.–17. Mai 2018
Conceptual design and simulation of a gyrotron multistage depressed collector based on ExB drift
Ell, B.; Pagonakis, I. G.; Wu, C.; Jelonnek, J.
2018. 20th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (2018), Greifswald, Deutschland, 14.–17. Mai 2018
Status of the 8 MW multi-frequency ECRH-system at ASDEX
Wagner, D.; Stober, J.; Kircher, M.; Leuterer, F.; Monaco, F.; Münich, M.; Schubert, M.; Zohm, H.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Meier, A.; Scherer, T.; Strauss, D.; Kasparek, W.; Lechte, C.; Plaum, B.; Zach, A.; Litvak, A.; Denisov, G.; Chirkov, A.; Malygin, V.; Popov, L.; Myasnikov, V.; Tai, E.; Solyanova, E.
2018. (ASDEX Upgrade Team, Hrsg.), 19th International Vacuum Electronics Conference (IVEC 2018), Monterey, CA, USA, 24.–26. April 2018
Performance analysis of an insert cooling system for long-pulse operation of a coaxial-cavity gyrotron
Kalaria, P. C.; George, M.; Illy, S.; Avramidis, K. A.; Gantenbein, G.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2018. 19th International Vacuum Electronics Conference (IVEC 2018), Monterey, CA, USA, 24.–26. April 2018
Assessment and optimization of the cavity thermal performance for the European continuous wave gyrotrons
Savoldi, L.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bertinetti, A.; Cau, F.; Cismondi, F.; Gantenbein, G.; Hogge, J. P.; Ioannidis, Z. C.; Kalaria, P.; Leggieri, A.; Legrand, F.; Pagonakis, I. G.; Rzesnicki, T.; Zanino, R.
2018. 27th IAEA Fusion Energy Conference (FEC 2018), Gāndhināgar, Indien, 22.–27. Oktober 2018
Considerations on the selection of operating modes for future coaxial-cavity gyrotrons for DEMO
Ruess, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Kalaria, P. C.; Obermaier, M.; Pagonakis, I. G.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2018. 11th German Microwave Conference (GeMiC 2018), Freiburg im Breisgau, Deutschland, 12.–14. März 2018
KIT in-house manufacturing and first operation of a 170 GHz 2 MW longer-pulse coaxial-cavity pre-prototype gyrotron
Ruess, S.; Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z.; Illy, S.; Kalaria, P. C.; Kobarg, T.; Pagonakis, I. G.; Ruess, T.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2018. 11th German Microwave Conference (GeMiC 2018), Freiburg im Breisgau, Deutschland, 12.–14. März 2018
Benefits of advanced full-wave vector analysis codes for the design of high-power microwave tubes
Marek, A.; Avramidis, K. A.; Ginzburg, N. S.; Illy, S.; Jelonnek, J.; Jin, J.; Mishakin, S. V.; Thumm, M.
2018. 11th German Microwave Conference (GeMiC 2018), Freiburg im Breisgau, Deutschland, 12.–14. März 2018
An Improved Diagnostic Device for Magnetron Injection Guns of High-Power Gyrotrons
Ioannidis, Z. C.; Pagonakis, I. G.; Avramidis, K. A.; Illy, S.; Rzesnicki, T.; Tigelis, I. G.; Gantenbein, G.; Jelonnek, J.
2018. IEEE transactions on electron devices, 65 (6), 2294–2300. doi:10.1109/TED.2018.2793341
Overview of the JET results in support to ITER
JET Contributors; Litaudon, X.; Abduallev, S.; Abhangi, M.; Abreu, P.; Afzal, M.; Aggarwal, K. M.; Ahlgren, T.; Ahn, J. H.; Aho-Mantila, L.; Aiba, N.; Airila, M.; Albanese, R.; Aldred, V.; Alegre, D.; Alessi, E.; Aleynikov, P.; Alfier, A.; Alkseev, A.; Allinson, M.; Alper, B.; Alves, E.; Ambrosino, G.; Ambrosino, R.; Amicucci, L.; Amosov, V.; Andersson Sundén, E.; Angelone, M.; Anghel, M.; Angioni, C.; Appel, L.; Appelbee, C.; Arena, P.; Ariola, M.; Arnichand, H.; Arshad, S.; Ash, A.; Ashikawa, N.; Aslanyan, V.; Asunta, O.; Auriemma, F.; Austin, Y.; Avotina, L.; Axton, M. D.; Ayres, C.; Bacharis, M.; Baciero, A.; Baião, D.; Bailey, S.; Baker, A.; Balboa, I.; Balden, M.; Balshaw, N.; Bament, R.; Banks, J. W.; Baranov, Y. F.; Barnard, M. A.; Barnes, D.; Barnes, M.; Barnsley, R.; Baron Wiechec, A.; Barrera Orte, L.; Baruzzo, M.; Basiuk, V.; Bassan, M.; Bastow, R.; Batista, A.; Batistoni, P.; Baughan, R.; Bauvir, B.; Baylor, L.; Bazylev, B.; Beal, J.; Beaumont, P. S.; Beckers, M.; Beckett, B.; Becoulet, A.; Bekris, N.; Beldishevski, M.; Bell, K.; Belli, F.; Bellinger, M.; Belonohy, É.; Ben Ayed, N.; Benterman, N. A.; Bergsåker, H.; Bernardo, J.; Bernert, M.; Berry, M.; Bertalot, L.; Besliu, C.; Beurskens, M.; Bieg, B.; Bielecki, J.; Biewer, T.; Bigi, M.; Bílková, P.; Binda, F.; Bisoffi, A.; Bizarro, J. P. S.; Björkas, C.; Blackburn, J.; Blackman, K.; Blackman, T. R.; Blanchard, P.; Blatchford, P.; Bobkov, V.; Boboc, A.; Bodnár, G.; Bogar, O.; Bolshakova, I.; Bolzonella, T.; Bonanomi, N.; Bonelli, F.; Boom, J.; Booth, J.; Borba, D.; Borodin, D.; Borodkina, I.; Botrugno, A.; Bottereau, C.; Boulting, P.; Bourdelle, C.; Bowden, M.; Bower, C.; Bowman, C.; Boyce, T.; Boyd, C.; Boyer, H. J.; Bradshaw, J. M. A.; Braic, V.; Bravanec, R.; Breizman, B.; Bremond, S.; Brennan, P. D.; Breton, S.; Brett, A.; Brezinsek, S.; Bright, M. D. J.; Brix, M.; Broeckx, W.; Brombin, M.; Brosławski, A.; Brown, D. P. D.; Brown, M.; Bruno, E.; Bucalossi, J.; Buch, J.; Buchanan, J.; Buckley, M. A.; Budny, R.; Bufferand, H.; Bulman, M.; Bulmer, N.; Bunting, P.; Buratti, P.; Burckhart, A.; Buscarino, A.; Busse, A.; Butler, N. K.; Bykov, I.; Byrne, J.; Cahyna, P.; Calabrò, G.; Calvo, I.; Camenen, Y.; Camp, P.; Campling, D. C.; Cane, J.; Cannas, B.; Capel, A. J.; Card, P. J.; Cardinali, A.; Carman, P.; Carr, M.; Carralero, D.; Carraro, L.; Carvalho, B. B.; Carvalho, I.; Carvalho, P.; Casson, F. J.; Castaldo, C.; Catarino, N.; Caumont, J.; Causa, F.; Cavazzana, R.; Cave-Ayland, K.; Cavinato, M.; Cecconello, M.; Ceccuzzi, S.; Cecil, E.; Cenedese, A.; Cesario, R.; Challis, C. D.; Chandler, M.; Chandra, D.; Chang, C. S.; Chankin, A.; Chapman, I. T.; Chapman, S. C.; Chernyshova, M.; Chitarin, G.; Ciraolo, G.; Ciric, D.; Citrin, J.; Clairet, F.; Clark, E.; Clark, M.; Clarkson, R.; Clatworthy, D.; Clements, C.; Cleverly, M.; Coad, J. P.; Coates, P. A.; Cobalt, A.; Coccorese, V.; Cocilovo, V.; Coda, S.; Coelho, R.; Coenen, J. W.; Coffey, I.; Colas, L.; Collins, S.; Conka, D.; Conroy, S.; Conway, N.; Coombs, D.; Cooper, D.; Cooper, S. R.; Corradino, C.; Corre, Y.; Corrigan, G.; Cortes, S.; Coster, D.; Couchman, A. S.; Cox, M. P.; Craciunescu, T.; Cramp, S.; Craven, R.; Crisanti, F.; Croci, G.; Croft, D.; Crombé, K.; Crowe, R.; Cruz, N.; Cseh, G.; Cufar, A.; Cullen, A.; Curuia, M.; Czarnecka, A.; Dabirikhah, H.; Dalgliesh, P.; Dalley, S.; Dankowski, J.; Darrow, D.; Davies, O.; Davis, W.; Day, C.; Day, I. E.; De Bock, M.; Castro, A. de; Cal, E. de la; Luna, E. de la; De Masi, G.; Pablos, J. L. de; De Temmerman, G.; De Tommasi, G.; Vries, P. de; Deakin, K.; Deane, J.; Degli Agostini, F.; Dejarnac, R.; Delabie, E.; den Harder, N.; Dendy, R. O.; Denis, J.; Denner, P.; Devaux, S.; Devynck, P.; Di Maio, F.; Di Siena, A.; Di Troia, C.; Dinca, P.; D’Inca, R.; Ding, B.; Dittmar, T.; Doerk, H.; Doerner, R. P.; Donné, T.; Dorling, S. E.; Dormido-Canto, S.; Doswon, S.; Douai, D.; Doyle, P. T.; Drenik, A.; Drewelow, P.; Drews, P.; Duckworth, P.; Dumont, R.; Dumortier, P.; Dunai, D.; Dunne, M.; Ďuran, I.; Durodié, F.; Dutta, P.; Duval, B. P.; Dux, R.; Dylst, K.; Dzysiuk, N.; Edappala, P. V.; Edmond, J.; Edwards, A. M.; Edwards, J.; Eich, T.; Ekedahl, A.; El-Jorf, R.; Elsmore, C. G.; Enachescu, M.; Ericsson, G.; Eriksson, F.; Eriksson, J.; Eriksson, L. G.; Esposito, B.; Esquembri, S.; Esser, H. G.; Esteve, D.; Evans, B.; Evans, G. E.; Evison, G.; Ewart, G. D.; Fagan, D.; Faitsch, M.; Falie, D.; Fanni, A.; Fasoli, A.; Faustin, J. M.; Fawlk, N.; Fazendeiro, L.; Fedorczak, N.; Felton, R. C.; Fenton, K.; Fernades, A.; Fernandes, H.; Ferreira, J.; Fessey, J. A.; Février, O.; Ficker, O.; Field, A.; Fietz, S.; Figueiredo, A.; Figueiredo, J.; Fil, A.; Finburg, P.; Firdaouss, M.; Fischer, U.; Fittill, L.; Fitzgerald, M.; Flammini, D.; Flanagan, J.; Fleming, C.; Flinders, K.; Fonnesu, N.; Fontdecaba, J. M.; Formisano, A.; Forsythe, L.; Fortuna, L.; Fortuna-Zalesna, E.; Fortune, M.; Foster, S.; Franke, T.; Franklin, T.; Frasca, M.; Frassinetti, L.; Freisinger, M.; Fresa, R.; Frigione, D.; Fuchs, V.; Fuller, D.; Futatani, S.; Fyvie, J.; Gál, K.; Galassi, D.; Gałązka, K.; Galdon-Quiroga, J.; Gallagher, J.; Gallart, D.; Galvão, R.; Gao, X.; Gao, Y.; Garcia, J.; Garcia-Carrasco, A.; García-Muñoz, M.; Gardarein, J.-L.; Garzotti, L.; Gaudio, P.; Gauthier, E.; Gear, D. F.; Gee, S. J.; Geiger, B.; Gelfusa, M.; Gerasimov, S.; Gervasini, G.; Gethins, M.; Ghani, Z.; Ghate, M.; Gherendi, M.; Giacalone, J. C.; Giacomelli, L.; Gibson, C. S.; Giegerich, T.; Gil, C.; Gil, L.; Gilligan, S.; Gin, D.; Giovannozzi, E.; Girardo, J. B.; Giroud, C.; Giruzzi, G.; Glöggler, S.; Godwin, J.; Goff, J.; Gohil, P.; Goloborod’ko, V.; Gomes, R.; Gonçalves, B.; Goniche, M.; Goodliffe, M.; Goodyear, A.; Gorini, G.; Gosk, M.; Goulding, R.; Goussarov, A.; Gowland, R.; Graham, B.; Graham, M. E.; Graves, J. P.; Grazier, N.; Grazier, P.; Green, N. R.; Greuner, H.; Grierson, B.; Griph, F. S.; Grisolia, C.; Grist, D.; Groth, M.; Grove, R.; Grundy, C. N.; Grzonka, J.; Guard, D.; Guérard, C.; Guillemaut, C.; Guirlet, R.; Gurl, C.; Utoh, H. H.; Hackett, L. J.; Hacquin, S.; Hagar, A.; Hager, R.; Hakola, A.; Halitovs, M.; Hall, S. J.; Hallworth Cook, S. P.; Hamlyn-Harris, C.; Hammond, K.; Harrington, C.; Harrison, J.; Harting, D.; Hasenbeck, F.; Hatano, Y.; Hatch, D. R.; Haupt, T. D. V.; Hawes, J.; Hawkes, N. C.; Hawkins, J.; Hawkins, P.; Haydon, P. W.; Hayter, N.; Hazel, S.; Heesterman, P. J. L.; Heinola, K.; Hellesen, C.; Hellsten, T.; Helou, W.; Hemming, O. N.; Hender, T. C.; Henderson, M.; Henderson, S. S.; Henriques, R.; Hepple, D.; Hermon, G.; Hertout, P.; Hidalgo, C.; Highcock, E. G.; Hill, M.; Hillairet, J.; Hillesheim, J.; Hillis, D.; Hizanidis, K.; Hjalmarsson, A.; Hobirk, J.; Hodille, E.; Hogben, C. H. A.; Hogeweij, G. M. D.; Hollingsworth, A.; Hollis, S.; Homfray, D. A.; Horáček, J.; Hornung, G.; Horton, A. R.; Horton, L. D.; Horvath, L.; Hotchin, S. P.; Hough, M. R.; Howarth, P. J.; Hubbard, A.; Huber, A.; Huber, V.; Huddleston, T. M.; Hughes, M.; Huijsmans, G. T. A.; Hunter, C. L.; Huynh, P.; Hynes, A. M.; Iglesias, D.; Imazawa, N.; Imbeaux, F.; Imríšek, M.; Incelli, M.; Innocente, P.; Irishkin, M.; Ivanova-Stanik, I.; Jachmich, S.; Jacobsen, A. S.; Jacquet, P.; Jansons, J.; Jardin, A.; Järvinen, A.; Jaulmes, F.; Jednoróg, S.; Jenkins, I.; Jeong, C.; Jepu, I.; Joffrin, E.; Johnson, R.; Johnson, T.; Johnston, J.; Joita, L.; Jones, G.; Jones, T. T. C.; Hoshino, K. K.; Kallenbach, A.; Kamiya, K.; Kaniewski, J.; Kantor, A.; Kappatou, A.; Karhunen, J.; Karkinsky, D.; Karnowska, I.; Kaufman, M.; Kaveney, G.; Kazakov, Y.; Kazantzidis, V.; Keeling, D. L.; Keenan, T.; Keep, J.; Kempenaars, M.; Kennedy, C.; Kenny, D.; Kent, J.; Kent, O. N.; Khilkevich, E.; Kim, H. T.; Kim, H. S.; Kinch, A.; king, C.; King, D.; King, R. F.; Kinna, D. J.; Kiptily, V.; Kirk, A.; Kirov, K.; Kirschner, A.; Kizane, G.; Klepper, C.; Klix, A.; Knight, P.; Knipe, S. J.; Knott, S.; Kobuchi, T.; Köchl, F.; Kocsis, G.; Kodeli, I.; Kogan, L.; Kogut, D.; Koivuranta, S.; Kominis, Y.; Köppen, M.; Kos, B.; Koskela, T.; Koslowski, H. R.; Koubiti, M.; Kovari, M.; Kowalska-Strzęciwilk, E.; Krasilnikov, A.; Krasilnikov, V.; Krawczyk, N.; Kresina, M.; Krieger, K.; Krivska, A.; Kruezi, U.; Książek, I.; Kukushkin, A.; Kundu, A.; Kurki-Suonio, T.; Kwak, S.; Kwiatkowski, R.; Kwon, O. J.; Laguardia, L.; Lahtinen, A.; Laing, A.; Lam, N.; Lambertz, H. T.; Lane, C.; Lang, P. T.; Lanthaler, S.; Lapins, J.; Lasa, A.; Last, J. R.; Łaszyńska, E.; Lawless, R.; Lawson, A.; Lawson, K. D.; Lazaros, A.; Lazzaro, E.; Leddy, J.; Lee, S.; Lefebvre, X.; Leggate, H. J.; Lehmann, J.; Lehnen, M.; Leichtle, D.; Leichuer, P.; Leipold, F.; Lengar, I.; Lennholm, M.; Lerche, E.; Lescinskis, A.; Lesnoj, S.; Letellier, E.; Leyland, M.; Leysen, W.; Li, L.; Liang, Y.; Likonen, J.; Linke, J.; Linsmeier, C.; Lipschultz, B.; Liu, G.; Liu, Y.; Lo Schiavo, V. P.; Loarer, T.; Loarte, A.; Lobel, R. C.; Lomanowski, B.; Lomas, P. J.; Lönnroth, J.; López, J. M.; López-Razola, J.; Lorenzini, R.; Losada, U.; Lovell, J. J.; Loving, A. B.; Lowry, C.; Luce, T.; Lucock, R. M. A.; Lukin, A.; Luna, C.; Lungaroni, M.; Lungu, C. P.; Lungu, M.; Lunniss, A.; Lupelli, I.; Lyssoivan, A.; Macdonald, N.; Macheta, P.; Maczewa, K.; Magesh, B.; Maget, P.; Maggi, C.; Maier, H.; Mailloux, J.; Makkonen, T.; Makwana, R.; Malaquias, A.; Malizia, A.; Manas, P.; Manning, A.; Manso, M. E.; Mantica, P.; Mantsinen, M.; Manzanares, A.; Maquet, P.; Marandet, Y.; Marcenko, N.; Marchetto, C.; Marchuk, O.; Marinelli, M.; Marinucci, M.; Markovič, T.; Marocco, D.; Marot, L.; Marren, C. A.; Marshal, R.; Martin, A.; Martin, Y.; Martín de Aguilera, A.; Martínez, F. J.; Martín-Solís, J. R.; Martynova, Y.; Maruyama, S.; Masiello, A.; Maslov, M.; Matejcik, S.; Mattei, M.; Matthews, G. F.; Maviglia, F.; Mayer, M.; Mayoral, M. L.; May-Smith, T.; Mazon, D.; Mazzotta, C.; McAdams, R.; McCarthy, P. J.; McClements, K. G.; McCormack, O.; McCullen, P. A.; McDonald, D.; McIntosh, S.; McKean, R.; McKehon, J.; Meadows, R. C.; Meakins, A.; Medina, F.; Medland, M.; Medley, S.; Meigh, S.; Meigs, A. G.; Meisl, G.; Meitner, S.; Meneses, L.; Menmuir, S.; Mergia, K.; Merrigan, I. R.; Mertens, P.; Meshchaninov, S.; Messiaen, A.; Meyer, H.; Mianowski, S.; Michling, R.; Middleton-Gear, D.; Miettunen, J.; Militello, F.; Militello-Asp, E.; Miloshevsky, G.; Mink, F.; Minucci, S.; Miyoshi, Y.; Mlynář, J.; Molina, D.; Monakhov, I.; Moneti, M.; Mooney, R.; Moradi, S.; Mordijck, S.; Moreira, L.; Moreno, R.; Moro, F.; Morris, A. W.; Morris, J.; Moser, L.; Mosher, S.; Moulton, D.; Murari, A.; Muraro, A.; Murphy, S.; Asakura, N. N.; Na, Y. S.; Nabais, F.; Naish, R.; Nakano, T.; Nardon, E.; Naulin, V.; Nave, M. F. F.; Nedzelski, I.; Nemtsev, G.; Nespoli, F.; Neto, A.; Neu, R.; Neverov, V. S.; Newman, M.; Nicholls, K. J.; Nicolas, T.; Nielsen, A. H.; Nielsen, P.; Nilsson, E.; Nishijima, D.; Noble, C.; Nocente, M.; Nodwell, D.; Nordlund, K.; Nordman, H.; Nouailletas, R.; Nunes, I.; Oberkofler, M.; Odupitan, T.; Ogawa, M. T.; O’Gorman, T.; Okabayashi, M.; Olney, R.; Omolayo, O.; O’Mullane, M.; Ongena, J.; Orsitto, F.; Orszagh, J.; Oswuigwe, B. I.; Otin, R.; Owen, A.; Paccagnella, R.; Pace, N.; Pacella, D.; Packer, L. W.; Page, A.; Pajuste, E.; Palazzo, S.; Pamela, S.; Panja, S.; Papp, P.; Paprok, R.; Parail, V.; Park, M.; Parra Diaz, F.; Parsons, M.; Pasqualotto, R.; Patel, A.; Pathak, S.; Paton, D.; Patten, H.; Pau, A.; Pawelec, E.; Paz Soldan, C.; Peackoc, A.; Pearson, I. J.; Pehkonen, S.-P.; Peluso, E.; Penot, C.; Pereira, A.; Pereira, R.; Pereira Puglia, P. P.; Perez von Thun, C.; Peruzzo, S.; Peschanyi, S.; Peterka, M.; Petersson, P.; Petravich, G.; Petre, A.; Petrella, N.; Petržilka, V.; Peysson, Y.; Pfefferlé, D.; Philipps, V.; Pillon, M.; Pintsuk, G.; Piovesan, P.; Pires dos Reis, A.; Piron, L.; Pironti, A.; Pisano, F.; Pitts, R.; Pizzo, F.; Plyusnin, V.; Pomaro, N.; Pompilian, O. G.; Pool, P. J.; Popovichev, S.; Porfiri, M. T.; Porosnicu, C.; Porton, M.; Possnert, G.; Potzel, S.; Powell, T.; Pozzi, J.; Prajapati, V.; Prakash, R.; Prestopino, G.; Price, D.; Price, M.; Price, R.; Prior, P.; Proudfoot, R.; Pucella, G.; Puglia, P.; Puiatti, M. E.; Pulley, D.; Purahoo, K.; Pütterich, T.; Rachlew, E.; Rack, M.; Ragona, R.; Rainford, M. S. J.; Rakha, A.; Ramogida, G.; Ranjan, S.; Rapson, C. J.; Rasmussen, J. J.; Rathod, K.; Rattá, G.; Ratynskaia, S.; Ravera, G.; Rayner, C.; Rebai, M.; Reece, D.; Reed, A.; Réfy, D.; Regan, B.; Regaña, J.; Reich, M.; Reid, N.; Reimold, F.; Reinhart, M.; Reinke, M.; Reiser, D.; Rendell, D.; Reux, C.; Reyes Cortes, S. D. A.; Reynolds, S.; Riccardo, V.; Richardson, N.; Riddle, K.; Rigamonti, D.; Rimini, F. G.; Risner, J.; Riva, M.; Roach, C.; Robins, R. J.; Robinson, S. A.; Robinson, T.; Robson, D. W.; Roccella, R.; Rodionov, R.; Rodrigues, P.; Rodriguez, J.; Rohde, V.; Romanelli, F.; Romanelli, M.; Romanelli, S.; Romazanov, J.; Rowe, S.; Rubel, M.; Rubinacci, G.; Rubino, G.; Ruchko, L.; Ruiz, M.; Ruset, C.; Rzadkiewicz, J.; Saarelma, S.; Sabot, R.; Safi, E.; Sagar, P.; Saibene, G.; Saint-Laurent, F.; Salewski, M.; Salmi, A.; Salmon, R.; Salzedas, F.; Samaddar, D.; Samm, U.; Sandiford, D.; Santa, P.; Santala, M. I. K.; Santos, B.; Santucci, A.; Sartori, F.; Sartori, R.; Sauter, O.; Scannell, R.; Schlummer, T.; Schmid, K.; Schmidt, V.; Schmuck, S.; Schneider, M.; Schöpf, K.; Schwörer, D.; Scott, S. D.; Sergienko, G.; Sertoli, M.; Shabbir, A.; Sharapov, S. E.; Shaw, A.; Shaw, R.; Sheikh, H.; Shepherd, A.; Shevelev, A.; Shumack, A.; Sias, G.; Sibbald, M.; Sieglin, B.; Silburn, S.; Silva, A.; Silva, C.; Simmons, P. A.; Simpson, J.; Simpson-Hutchinson, J.; Sinha, A.; Sipilä, S. K.; Sips, A. C. C.; Sirén, P.; Sirinelli, A.; Sjöstrand, H.; Skiba, M.; Skilton, R.; Slabkowska, K.; Slade, B.; Smith, N.; Smith, P. G.; Smith, R.; Smith, T. J.; Smithies, M.; Snoj, L.; Soare, S.; Solano, E. R.; Somers, A.; Sommariva, C.; Sonato, P.; Sopplesa, A.; Sousa, J.; Sozzi, C.; Spagnolo, S.; Spelzini, T.; Spineanu, F.; Stables, G.; Stamatelatos, I.; Stamp, M. F.; Staniec, P.; Stankūnas, G.; Stan-Sion, C.; Stead, M. J.; Stefanikova, E.; Stepanov, I.; Stephen, A. V.; Stephen, M.; Stevens, A.; Stevens, B. D.; Strachan, J.; Strand, P.; Strauss, H. R.; Ström, P.; Stubbs, G.; Studholme, W.; Subba, F.; Summers, H. P.; Svensson, J.; Świderski, Ł.; Szabolics, T.; Szawlowski, M.; Szepesi, G.; Suzuki, T. T.; Tál, B.; Tala, T.; Talbot, A. R.; Talebzadeh, S.; Taliercio, C.; Tamain, P.; Tame, C.; Tang, W.; Tardocchi, M.; Taroni, L.; Taylor, D.; Taylor, K. A.; Tegnered, D.; Telesca, G.; Teplova, N.; Terranova, D.; Testa, D.; Tholerus, E.; Thomas, J.; Thomas, J. D.; Thomas, P.; Thompson, A.; Thompson, C.-A.; Thompson, V. K.; Thorne, L.; Thornton, A.; Thrysøe, A. S.; Tigwell, P. A.; Tipton, N.; Tiseanu, I.; Tojo, H.; Tokitani, M.; Tolias, P.; Tomeš, M.; Tonner, P.; Towndrow, M.; Trimble, P.; Tripsky, M.; Tsalas, M.; Tsavalas, P.; Tskhakaya jun, D.; Turner, I.; Turner, M. M.; Turnyanskiy, M.; Tvalashvili, G.; Tyrrell, S. G. J.; Uccello, A.; Ul-Abidin, Z.; Uljanovs, J.; Ulyatt, D.; Urano, H.; Uytdenhouwen, I.; Vadgama, A. P.; Valcarcel, D.; Valentinuzzi, M.; Valisa, M.; Vallejos Olivares, P.; Valovic, M.; Van De Mortel, M.; Van Eester, D.; Van Renterghem, W.; Rooij, G. J. van; Varje, J.; Varoutis, S.; Vartanian, S.; Vasava, K.; Vasilopoulou, T.; Vega, J.; Verdoolaege, G.; Verhoeven, R.; Verona, C.; Verona Rinati, G.; Veshchev, E.; Vianello, N.; Vicente, J.; Viezzer, E.; Villari, S.; Villone, F.; Vincenzi, P.; Vinyar, I.; Viola, B.; Vitins, A.; Vizvary, Z.; Vlad, M.; Voitsekhovitch, I.; Vondráček, P.; Vora, N.; Vu, T.; Pires de Sa, W. W.; Wakeling, B.; Waldon, C. W. F.; Walkden, N.; Walker, M.; Walker, R.; Walsh, M.; Wang, E.; Wang, N.; Warder, S.; Warren, R. J.; Waterhouse, J.; Watkins, N. W.; Watts, C.; Wauters, T.; Weckmann, A.; Weiland, J.; Weisen, H.; Weiszflog, M.; Wellstood, C.; West, A. T.; Wheatley, M. R.; Whetham, S.; Whitehead, A. M.; Whitehead, B. D.; Widdowson, A. M.; Wiesen, S.; Wilkinson, J.; Williams, J.; Williams, M.; Wilson, A. R.; Wilson, D. J.; Wilson, H. R.; Wilson, J.; Wischmeier, M.; Withenshaw, G.; Withycombe, A.; Witts, D. M.; Wood, D.; Wood, R.; Woodley, C.; Wray, S.; Wright, J.; Wright, J. C.; Wu, J.; Wukitch, S.; Wynn, A.; Xu, T.; Yadikin, D.; Yanling, W.; Yao, L.; Yavorskij, V.; Yoo, M. G.; Young, C.; Young, D.; Young, I. D.; Young, R.; Zacks, J.; Zagorski, R.; Zaitsev, F. S.; Zanino, R.; Zarins, A.; Zastrow, K. D.; Zerbini, M.; Zhang, W.; Zhou, Y.; Zilli, E.; Zoita, V.; Zoletnik, S.; Zychor, I.
2017. Nuclear fusion, 57 (10), Art. Nr.: 102001. doi:10.1088/1741-4326/aa5e28
Novel multistage depressed collector for high power fusion gyrotrons based on an E×B drift concept
Wu, C.; Pagonakis, I. G.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, 24–26 April 2017, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2017.8289516
Numerical studies on the influence of cavity thermal expansion on the performance of a high-power gyrotron
Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z. C.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.; Albajar, F.; Cau, F.; Cismondi, F.; Bertinetti, A.; Savoldi, L.; Zanino, R.; Rozier, Y.; Legrand, F.
2017. 18th International Vacuum Electronics Conference (IVEC), London, April 24–26, 2017, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2017.8289512
Investigation on misalignment tolerances of 240-GHz DEMO gyrotrons
Illy, S.; Kalaria, P. C.; Franck, J.; Avramidis, K. A.; Gantenbein, G.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2017. 18th International Vacuum Electronics Conference (IVEC), London, April 24–26, 2017, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2017.8289600
2nd Harmonic Gyrotron simulation with CST STUDIO SUITE®
Balk, M. C.; Avramidis, K. A.; Illy, S.; Wu, C.
2017. 18th International Vacuum Electronics Conference (IVEC), London, April 24–26, 2017, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2017.8289628
Study on the after cavity interaction in a 140 GHz model TE0,3 gyrotron using 3D CFDTD PIC simulations
Lin, M.-C.; Illy, S.; Avramidis, K.; Thumm, M.; Jelonnek, J.
2017. 18th International Vacuum Electronics Conference (IVEC), London, April 24–26, 2017, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2017.8289675
Powerful multichannel planar FEMs based on intense parallel sheet beams
Peskov, N. Y.; Ginzburg, N. S.; Sergeev, A. S.; Zaslavsky, V. Y.; Arzhannikov, A. V.; Kalinin, P. V.; Kuznetsov, S. A.; Sinitsky, S. L.; Stepanov, V. D.; Thumm, M.
2017. 2017 Eighteenth International Vacuum Electronics Conference (IVEC), London, 24–26 April, 2017, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2017.8289605
Quasi-optical mode converter for 1MW dual-frequency gyrotrons
Jin, J.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Alberti, S.; Hogge, J.-P.; Silva, M.; Goodman, T.
2017. 18th International Vacuum Electronics Conference (IVEC), London, April 24–26, 2017, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2017.8289609
First CW experiments with the EU ITER 1 MW, 170 GHz industrial prototype gyrotron
Ioannidis, Z. C.; Rzesnicki, T.; Avramidis, K.; Gantenbein, G.; Illy, S.; Jin, J.; Kobarg, T.; Pagonakis, I. G.; Schmid, M.; Thumm, M.; Jelonnek, J.; Hermann, V.; Rozier, Y.; Legrand, F.; Alberti, S.; Braunmueller, F.; Hogge, J.-P.; Schlatter, C.; Genoud, J.; Tran, M. Q.; Kasparek, W.; Lechte, C.; Vomvoridis, J. L.; Chelis, J.; Latsas, G. P.; Zisis, A.; Tigelis, I. G.; Bruschi, A.; Bin, W.; Lontano, M.; Albajar, F.; Bonicelli, T.; Frigot, P.-E.
2017. 18th International Vacuum Electronics Conference (IVEC), London, April 24-26, 2017, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2017.8289742
Development of an advanced vector analysis code for simulation of electromagnetic fields in quasi-optical systems of high power gyrotrons
Marek, A.; Jin, J.; Jelonnek, J.; Thumm, M.; Muller, A.-S.
2017. 18th International Vacuum Electronics Conference (IVEC), London, April 24–26, 2017, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2017.8289599
Measurements of satellite modes in 140 GHz wendelstein 7-X gyrotrons: An approach to an electronic stability control
Wilde, F.; Laqua, H. P.; Marsen, S.; Stange, T.; Avramidis, K. A.; Gantenbein, G.; Jelonnek, J.; Illy, S.; Pagonakis, I. G.; Thumm, M.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, 24–26 April 2017, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2017.8289661
Towards an 2 MW long-pulse coaxial-cavity gyrotron: Progress on the advanced KIT inverse magnetron injection gun
Ruess, S.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, 24–26 April 2017, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2017.8289746
Design studies and analysis of operational limits of 0.24-THz gyrotrons for DEMO
Thumm, M.; Avramidis, K. A.; Franck, J.; Gantenbein, G.; Illy, S.; Jin, J.; Kalaria, P. C.; Pagonakis, I. G.; Ruess, S.; Wu, C.; Jelonnek, J.
2017. 6th Shenzhen International Conference on Advanced Science and Technology (6th SICAST), Shenzhen, China, December 3-8, 2017
KIT coaxial gyrotron development: From ITER towards DEMO
Ruess, S.; Avramidis, K. A.; Fuchs, M.; Gantenbein, G.; Illy, S.; Kalaria, P. C.; Kobarg, T.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2017. 47th European Microwave Conference, Nürnberg, October 8-12, 2017, 860–863, EuMa. doi:10.23919/EuMC.2017.8230980
Design of E × B multistage depressed collector concepts for high-power fusion gyrotrons
Wu, C.; Pagonakis, I. G.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2017. 42nd International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2017, Cancun, Mexico, 27th August - 1st September 2017, Art.Nr. 8067072, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2017.8067072
Advanced electron cyclotron heating and current drive experiments on the stellarator Wendelstein 7-X
Stange, T.; Laqua, H. P.; Beurskens, M.; Bosch, H.-S.; Bozhenkov, S.; Brakel, R.; Braune, H.; Brunner, K. J.; Cappa, A.; Dinklage, A.; Erckmann, V.; Fuchert, G.; Gantenbein, G.; Gellert, F.; Grulke, O.; Hartmann, D.; Hirsch, M.; Höfel, U.; Kasparek, W.; Knauer, J.; Langenberg, A.; Marsen, S.; Marushchenko, N.; Moseev, D.; Pablant, N.; Pasch, E.; Rahbarnia, K.; Mora, H. T.; Tsujimura, T.; Turkin, Y.; Wauters, T.; Wolf, R.
2017. The European physical journal / Web of Conferences, 157, Art.Nr. 02008. doi:10.1051/epjconf/201715702008
Recent progress in the upgrade of the TCV EC-system with two 1MW/2s dual-frequency (84/126GHz) gyrotrons
Alberti, S.; Genoud, J.; Goodman, T.; Hogge, J.-P.; Porte, L.; Silva, M.; Tran, T.-M.; Tran, M.-Q.; Avramidis, K.; Pagonakis, I.; Jin, J.; Illy, S.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Bin, W.; Bruschi, A.; Garavaglia, S.; Moro, A.; Kasparek, W.; Legrand, F.; Perial, E.; Rozier, Y.; Cismondi, F.; Doelman, N.
2017. (J. Hillairet, Hrsg.), 22nd Topical Conference on Radiofrequency Power in Plasmas, Aix en Provence, F, May 30 - June 2, 2017
Recent progress in the upgrade of the TCV EC-system with two 1MW/2s dual-frequency (84/126GHz) gyrotrons
Alberti, S.; Genoud, J.; Goodman, T.; Hogge, J.-P.; Porte, L.; Silva, M.; Tran, T.-M.; Tran, M.-Q.; Avramidis, K.; Pagonakis, I.; Jin, J.; Illy, S.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Bin, W.; Bruschi, A.; Garavaglia, S.; Moro, A.; Kasparek, W.; Legrand, F.; Perial, E.; Rozier, Y.; Cismondi, F.; Doelman, N.
2017. (J. Hillairet, Hrsg.) The European physical journal / Web of Conferences, 157, Art.Nr. 03001. doi:10.1051/epjconf/201715703001
Electron gun and output coupling system for a 220-/251.5-GHz, 2-MW triangular corrugated coaxial cavity gyrotron
Yuvaraj, S.; Illy, S.; Kartikeyan, M. V.
2017. IEEE transactions on electron devices, 64 (12), 5134–5140. doi:10.1109/TED.2017.2764942
Experimental Results of the EU ITER Prototype Gyrotrons
Gantenbein, G.; Albajar, F.; Alberti, S.; Avramidis, K.; Bonicelli, T.; Bruschi, A.; Chelis, J.; Legrand, F.; Hermann, V.; Hogge, J. P.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Jelonnek, J.; Kasparek, W.; Latsas, G. P.; Lechte, C.; Lontano, M.; Pagonakis, I. G.; Rzesnicki, T.; Schlatter, C.; Schmid, M.; Tigelis, I. G.; Thumm, M.; Tran, M. Q.; Vomvoridis, J. L.; Zein, A.; Zisis, A.
2017. The European physical journal / Web of Conferences, 157, Art.Nr. 03016. doi:10.1051/epjconf/201715703016
Recent Trends in Fusion Gyrotron Development at KIT
Gantenbein, G.; Avramidis, K.; Franck, J.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Jelonnek, J.; Kalaria, P.; Pagonakis, I. G.; Ruess, S.; Rzesnicki, T.; Thumm, M.; Wu, C.
2017. The European physical journal / Web of Conferences, 157, Art.Nr. 03017. doi:10.1051/epjconf/201715703017
2017 status of gyrotron R&D and advanced developments within KIT and EUROfusion
Jelonnek, J.; Scherer, T.
2017. US/EU/JPN Workshop on RF Heating Technology and 2017 US/JPN Workshop on RF Physics, Santa Monica, CA, September 5-8, 2017
Cooling concepts for the CVD diamond Brewster-angle window
Aiello, G.; Scherer, T. A.; Strauss, D.; Avramidis, K.; Jelonnek, J.; Franke, T.; Tran, M. Q.
2017. 42nd International Conference on Infrared Millimeter and Terahertz Waves (IRMMW-THz), Cancun, MEX, August 27 - September 1, 2017. Proceedings on USB-Stick, Art.Nr. 8067059, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2017.8067059
Cooling concepts for the CVD diamond Brewster-angle window
Aiello, G.; Scherer, T. A.; Strauss, D.; Avramidis, K.; Jelonnek, J.; Franke, T.; Tran, M. Q.
2017. 42nd International Conference on Infrared Millimeter and Terahertz Waves (Cancun, MEX, August 27 - September 1, 2017 (IRMMW-THz)
Commissioning of the extended multi-frequency ECRH system at ASDEX upgrade
Wagner, D.; Stober, J.; Kircher, M.; Leuterer, F.; Monaco, F.; Münich, M.; Schubert, M.; Zohm, H.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Meier, A.; Scherer, T.; Strauss, D.; Kasparek, W.; Lechte, C.; Plaum, B.; Zach, A.; Litvak, A. G.; Denisov, G. G.; Chirkov, A.; Popov, L. G.; Nichiporenko, V. O.; Myasnikov, V. E.; Tai, E. M.; Solynova, E. A.; Malygin, S. A.
2017. ASDEX Upgrade Team (Hrsg.), 42nd International Conference on Infrared Millimeter and Terahertz Waves (IRMMW-THz), Cancun, MEX, August 27 - September 1, 2017. Proceedings on USB-Stick, RC 2.2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2017.8067025
Commissioning of the extended multi-frequency ECRH system at ASDEX upgrade
Wagner, D.; Stober, J.; Kircher, M.; Leuterer, F.; Monaco, F.; Münich, M.; Schubert, M.; Zohm, H.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Meier, A.; Scherer, T.; Strauss, D.; Kasparek, W.; Lechte, C.; Plaum, B.; Zach, A.; Litvak, A. G.; Denisov, G. G.; Chirkov, A.; Popov, L. G.; Nichiporenko, V. O.; Myasnikov, V. E.; Tai, E. M.; Solynova, E. A.; Malygin, S. A.
2017. (ASDEX Upgrade Team, Hrsg.), 42nd International Conference on Infrared Millimeter and Terahertz Waves (Cancun, MEX, August 27 - September 1, 2017 (IRMMW-THz)
Experimental study on further performance optimization of the European 1 MW, 170 GHz gyrotron prototype for ITER
Rzesnicki, T.; Ioannidis, Z. C.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Jin, J.; Kobarg, T.; Pagonakis, I. G.; Schmid, M.; Thumm, M.
2017. EGYC Team (Hrsg.), 42nd International Conference on Infrared Millimeter and Terahertz Waves, IRMMW-THz 2017, Cancun, Mexico, 27th August - 1st September 2017, WC 2.5, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2017.8067252
Developments of fusion gyrotrons for W7-X, ITER and EU DEMO: Ongoing activities and future plans of KIT
Jelonnek, J.; Aiello, G.; Avramidis, K.; Gantenbein, G.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Marek, A.; Pagonakis, I. G.; Rzesnicki, T.; Ruess, S.; Ruess, T.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Wilde, F.; Wu, C.; Zein, A.
2017. 42nd International Conference on Infrared Millimeter and Terahertz Waves, IRMMW-THz 2017, Cancun, Mexico, 27th August - 1st September 2017, WC 2.1, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2017.8067248
Powerful multichannel schemes of spatially-extended planar FEMs operated with two-dimensional distributed feedback
Arzhannikov, A. V.; Ginzburg, N. S.; Kalinin, P. V.; Peskov, N. Y.; Kuznetsov, S. A.; Sergeev, A. S.; Sinitsky, S. Y.; Stepanov, V. D.; Thumm, M.; Zaslavsky, V. Y.
2017. 42nd International Conference on Infrared Millimeter and Terahertz Waves (IRMMW-THz), Cancun, MEX, August 27 - September 1, 2017., Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2017.8067076
Orbital angular momentum of gyrotron modes
Sawant, A.; Choe, M. S.; Thumm, M.; Choi, E.
2017. 42nd International Conference on Infrared Millimeter and Terahertz Waves (IRMMW-THz), Cancun, MEX, August 27 - September 1, 2017. Proceedings on USB-Stick, RD 31, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2017.8067060
Overview of recent theoretical studies on ExB multistage depressed collector designs for gyrotrons
Pagonakis, I. G.; Wu, C.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2017. 42nd International Conference on Infrared Millimeter and Terahertz Waves, IRMMW-THz 2017, Cancun, Mexico, 27th August - 1st September 2017, FA 2.4, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2017.8066854
HF-Heizung von Fusionsplasmen mittels ICRH, LH und ECRH
Jelonnek, J.
2017. Hochfrequenztechnik mit Power : Technologien, Anwendungen und Trends, Karlsruhe, 19.Oktober 2017
Höchstleistungsradare im Ka- und W-Band
Thumm, M.
2017. Hochfrequenztechnik mit Power : Technologien, Anwendungen und Trends, Karlsruhe, 19.Oktober 2017
Computational studies on scattering of radio frequency waves by density filaments in fusion plasmas
Ioannidis, Z. C.; Ram, A. K.; Hizanidis, K.; Tigelis, I. G.
2017. Physics of plasmas, 24 (10), 102115/1–13. doi:10.1063/1.4992032
RF Behavior of a 220/251.5-GHz, 2-MW, Triangular Corrugated Coaxial Cavity Gyrotron
Yuvaraj, S.; Kartikeyan, M. V.; Thumm, M. K.
2017. IEEE transactions on electron devices, 64 (10), 4287–4294. doi:10.1109/TED.2017.2743342
Major results from the first plasma campaign of the Wendelstein 7-X stellarator
Wolf, R. C.; Ali, A.; Alonso, A.; Baldzuhn, J.; Beidler, C.; Beurskens, M.; Biedermann, C.; Bosch, H.-S.; Bozhenkov, S.; Brakel, R.; Dinklage, A.; Feng, Y.; Fuchert, G.; Geiger, J.; Grulke, O.; Helander, P.; Hirsch, M.; Höfel, U.; Jakubowski, M.; Knauer, J.; Kocsis, G.; König, R.; Kornejew, P.; Kràmer-Flecken, A.; Krychowiak, M.; Landreman, M.; Langenberg, A.; Laqua, H. P.; Lazerson, S.; Maaßberg, H.; Marsen, S.; Marushchenko, M.; Moseev, D.; Niemann, H.; Pablant, N.; Pasch, E.; Rahbarnia, K.; Schlisio, G.; Stange, T.; Sunn Pedersen, T.; Svensson, J.; Szepesi, T.; Trimino Mora, H.; Turkin, Y.; Wauters, T.; Weir, G.; Wenzel, U.; Windisch, T.; Wurden, G.; Zhang, D.; Abramovic, I.; Äkàslompolo, S.; Aleynikov, P.; Aleynikova, K.; Alzbutas, R.; Anda, G.; Andreeva, T.; Ascasibar, E.; Assmann, J.; Baek, S.-G.; Banduch, M.; Barbui, T.; Barlak, M.; Baumann, K.; Behr, W.; Benndorf, A.; Bertuch, O.; Biel, W.; Birus, D.; Blackwell, B.; Blanco, E.; Blatzheim, M.; Bluhm, T.; Böckenhoff, D.; Bolgert, P.; Borchardt, M.; Borsuk, V.; Boscary, J.; Böttger, L.-G.; Brand, H.; Brandt, C.; Bràuer, T.; Braune, H.; Brezinsek, S.; Brunner, K.-J.; Brünner, B.; Burhenn, R.; Buttenschön, B.; Bykov, V.; Calvo, I.; Cannas, B.; Cappa, A.; Carls, A.; Carraro, L.; Carvalho, B.; Castejon, F.; Charl, A.; Chernyshev, F.; Cianciosa, M.; Citarella, R.; Ciupiński, Ł.; Claps, G.; Cole, M.; Cole, M. J.; Cordella, F.; Cseh, G.; Czarnecka, A.; Czermak, A.; Czerski, K.; Czerwinski, M.; Czymek, G.; Da Molin, A.; Da Silva, A.; Dammertz, G.; Danielson, J.; De La Pena, A.; Degenkolbe, S.; Denner, P.; Dhard, D. P.; Dostal, M.; Drevlak, M.; Drewelow, P.; Drews, P.; Dudek, A.; Dundulis, G.; Durodie, F.; Van Eeten, P.; Effenberg, F.; Ehrke, G.; Endler, M.; Ennis, D.; Erckmann, E.; Esteban, H.; Estrada, T.; Fahrenkamp, N.; Feist, J.-H.; Fellinger, J.; Fernandes, H.; Fietz, W. H.; Figacz, W.; Fontdecaba, J.; Ford, O.; Fornal, T.; Frerichs, H.; Freund, A.; Führer, M.; Funaba, T.; Galkowski, A.; Gantenbein, G.; Gao, Y.; García Regaña, J.; Garcia-Munoz, M.; Gates, D.; Gawlik, G.; Geiger, B.; Giannella, V.; Gierse, N.; Gogoleva, A.; Goncalves, B.; Goriaev, A.; Gradic, D.; Grahl, M.; Green, J.; Grosman, A.; Grote, H.; Gruca, M.; Guerard, C.; Haiduk, L.; Han, X.; Harberts, F.; Harris, J. H.; Hartfuß, H.-J.; Hartmann, D.; Hathiramani, D.; Hein, B.; Heinemann, B.; Heitzenroeder, P.; Henneberg, S.; Hennig, C.; Hernandez Sanchez, J.; Hidalgo, C.; Hölbe, H.; Hollfeld, K. P.; Hölting, A.; Höschen, D.; Houry, M.; Howard, J.; Huang, X.; Huber, M.; Huber, V.; Hunger, H.; Ida, K.; Ilkei, T.; Illy, S.; Israeli, B.; Ivanov, A.; Jablonski, S.; Jagielski, J.; Jelonnek, J.; Jenzsch, H.; Junghans, P.; Kacmarczyk, J.; Kaliatka, T.; Kallmeyer, J.-P.; Kamionka, U.; Karalevicius, R.; Kasahara, H.; Kasparek, W.; Kenmochi, N.; Keunecke, M.; Khilchenko, A.; Kinna, D.; Kleiber, R.; Klinger, T.; Knaup, M.; Kobarg, T.; Köchl, F.; Kolesnichenko, Y.; Könies, A.; Köppen, M.; Koshurinov, J.; Koslowski, R.; Köster, F.; Koziol, R.; Kràmer, M.; Krampitz, R.; Kraszewsk, P.; Krawczyk, N.; Kremeyer, T.; Krings, T.; Krom, J.; Krzesinski, G.; Ksiazek, I.; Kubkowska, M.; Kühner, G.; Kurki-Suonio, T.; Kwak, S.; Lang, R.; Langish, S.; Laqua, H.; Laube, R.; Lechte, C.; Lennartz, M.; Leonhardt, W.; Lewerentz, L.; Liang, Y.; Linsmeier, C.; Liu, S.; Lobsien, J.-F.; Loesser, D.; Loizu Cisquella, J.; Lore, J.; Lorenz, A.; Losert, M.; Lubyako, L.; Lücke, A.; Lumsdaine, A.; Lutsenko, V.; Majano-Brown, J.; Marchuk, O.; Mardenfeld, M.; Marek, P.; Massidda, S.; Masuzaki, S.; Maurer, D.; McCarthy, K.; McNeely, P.; Meier, A.; Mellein, D.; Mendelevitch, B.; Mertens, P.; Mikkelsen, D.; Mishchenko, O.; Missal, B.; Mittelstaedt, J.; Mizuuchi, T.; Mollen, A.; Moncada, V.; Mönnich, T.; Morizaki, T.; Munk, R.; Murakami, S.; Musielok, F.; Náfrádi, G.; Nagel, M.; Naujoks, D.; Neilson, H.; Neubauer, O.; Neuner, U.; Ngo, T.; Nocentini, R.; Nührenberg, C.; Nührenberg, J.; Obermayer, S.; Offermanns, G.; Ogawa, K.; Ongena, J.; Oosterbeek, J. W.; Orozco, G.; Otte, M.; Pacios Rodriguez, L.; Pan, W.; Panadero, N.; Panadero Alvarez, N.; Panin, A.; Papenfuß, D.; Paqay, S.; Pavone, A.; Pawelec, E.; Pelka, G.; Peng, X.; Perseo, V.; Peterson, B.; Pieper, A.; Pilopp, D.; Pingel, S.; Pisano, F.; Plaum, B.; Plunk, G.; Povilaitis, M.; Preinhaelter, J.; Proll, J.; Puiatti, M.-E.; Puig Sitjes, A.; Purps, F.; Rack, M.; Récsei, S.; Reiman, A.; Reiter, D.; Remppel, F.; Renard, S.; Riedl, R.; Riemann, J.; Rimkevicius, S.; Riße, K.; Rodatos, A.; Röhlinger, H.; Romé, M.; Rong, P.; Roscher, H.-J.; Roth, B.; Rudischhauser, L.; Rummel, K.; Rummel, T.; Runov, A.; Rust, N.; Ryc, L.; Ryosuke, S.; Sakamoto, R.; Samartsev, A.; Sanchez, M.; Sano, F.; Satake, S.; Satheeswaran, G.; Schacht, J.; Schauer, F.; Scherer, T.; Schlaich, A.; Schlüter, K.-H.; Schmitt, J.; Schmitz, H.; Schmitz, O.; Schmuck, S.; Schneider, M.; Schneider, W.; Scholz, M.; Scholz, P.; Schrittwieser, R.; Schröder, M.; Schröder, T.; Schroeder, R.; Schumacher, H.; Schweer, B.; Shanahan, B.; Shikhovtsev, I. V.; Sibilia, M.; Sinha, P.; Siplià, S.; Skodzik, J.; Slaby, C.; Smith, H.; Spiess, W.; Spong, D. A.; Spring, A.; Stadler, R.; Standley, B.; Stephey, L.; Stoneking, M.; Stridde, U.; Sulek, Z.; Surko, C.; Suzuki, Y.; Szabó, V.; Szabolics, T.; Szökefalvi-Nagy, Z.; Tamura, N.; Terra, A.; Terry, J.; Thomas, J.; Thomsen, H.; Thumm, M.; Von Thun, C. P.; Timmermann, D.; Titus, P.; Toi, K.; Travere, J. M.; Traverso, P.; Tretter, J.; Tsuchiya, H.; Tsujimura, T.; Tulipán, S.; Turnyanskiy, M.; Unterberg, B.; Urban, J.; Urbonavicius, E.; Vakulchyk, I.; Valet, S.; Van Millingen, B.; Vela, L.; Velasco, J.-L.; Vergote, M.; Vervier, M.; Vianello, N.; Viebke, H.; Vilbrandt, R.; Vorkörper, A.; Wadle, S.; Wagner, F.; Wang, E.; Wang, N.; Warmer, F.; Wegener, L.; Weggen, J.; Wei, Y.; Wendorf, J.; Werner, A.; Wiegel, B.; Wilde, F.; Winkler, E.; Winters, V.; Wolf, S.; Wolowski, J.; Wright, A.; Xanthopoulos, P.; Yamada, H.; Yamada, I.; Yasuhara, R.; Yokoyama, M.; Zajac, J.; Zarnstorff, M.; Zeitler, A.; Zhang, H.; Zhu, J.; Zilker, M.; Zimbal, A.; Zocco, A.; Zoletnik, S.; Zuin, M.
2017. Nuclear fusion, 57 (10), Art. Nr.: 102020. doi:10.1088/1741-4326/aa770d
Simulation of electromagnetic fields scattered from arbitrary shaped electric conductors
Marek, A.; Avramidis, K. A.; Copplestone, S. M.; Ginzburg, N. S.; Illy, S.; Jelonnek, J.; Jin, J.; Mishakin, S. V.; Müller, A.-S.; Ortwein, P.; Thumm, M.
2017. (A. G. Litvak, Hrsg.) The European physical journal / Web of Conferences, 149, Art. Nr. 04016. doi:10.1051/epjconf/201714904016
Benchmarking a high-order particle-in-cell code for the simulation of a gyrotron traveling-wave tube
Ortwein, P.; Copplestone, S. M.; Munz, C.-D.; Marek, A.; Jelonnek, J.
2017. (A. G. Litvak, Hrsg.) The European physical journal / Web of Conferences, 149, Art. Nr. 04020. doi:10.1051/epjconf/201714904020
Simulation of gyrotrons using the high-order particle-in-cell code PICLas
Copplestone, S. M.; Ortwein, P.; Munz, C.-D.; Avramidis, K. A.; Jelonnek, J.
2017. (A. G. Litvak, Hrsg.) The European physical journal / Web of Conferences, 149, Art. Nr. 04019. doi:10.1051/epjconf/201714904019
The EC-system of EU DEMO: concepts for a reactor heating system
Granucci, G.; Aiello, G.; Avramidis, K. A.; Bruschi, A.; Gantenbein, G.; Garavaglia, S.; Grossetti, G.; Jelonnek, J.; Moro, A.; Poli, E.; Rispoli, N.; Strauss, D.; Thumm, M.; Tigelis, I.; Tsironis, C.; Franke, T.; Tran, M. Q.
2017. (A. G. Litvak, Hrsg.) The European physical journal / Web of Conferences, 149, Art. Nr. 03003. doi:10.1051/epjconf/201714903003
The gyrotron – a natural source of high-power orbital angular momentum millimeter-wave beams
Thumm, M.; Sawant, A.; Choe, M. S.; Choi, E. M.
2017. (A. G. Litvak, Hrsg.) The European physical journal / Web of Conferences, 149, Art. Nr. 04014. doi:10.1051/epjconf/201714904014
Extension of the multi-frequency ECRH system at ASDEX upgrade
Wagner, D.; Stober, J.; Kircher, M.; Leuterer, F.; Monaco, F.; Münich, M.; Schubert, M.; Zohm, H.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Meier, A.; Scherer, T.; Strauss, D.; Kasparek, W.; Lechte, C.; Plaum, B.; Zach, A.; Litvak, A. G.; Denisov, G. G.; Chirkov, A.; Malygin, V.; Popov, L. G.; Nichiporenko, V. O.; Myasnikov, V. E.; Tai, E. M.; Solyanova, E. A.; Malygin, S. A.
2017. (ASDEX Upgrade Team, Hrsg.) The European physical journal / Web of Conferences, 149, Art. Nr. 03004. doi:10.1051/epjconf/201714903004
Design and manufacturing process for the KIT 2-MW 170-GHz coaxial-cavity longer-pulse gyrotron
Ruess, S.; Gantenbein, G.; Heinzel, A.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Weisenburger, A.; Jelonnek, J.
2017. (A. G. Litvak, Hrsg.) The European physical journal / Web of Conferences, 149, Art. Nr. 04015. doi:10.1051/epjconf/201714904015
European research activities towards a future DEMO gyrotron
Jelonnek, J.; Aiello, G.; Alberti, S.; Avramidis, K.; Bertinetti, A.; Bruschi, A.; Chelis, J.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Latsas, G. P.; Laqua, H.; Leggieri, A.; Legrand, F.; Marek, A.; Pagonakis, I. G.; Peponis, D.; Savoldi, L.; Rzesnicki, T.; Ruess, S.; Ruess, T.; Scherer, T.; Schmid, M.; Strauss, D.; Tigelis, I.; Thumm, M.; Tran, M. Q.; Wilde, F.; Wu, C.; Zanino, R.; Zein, A.
2017. (A. G. Litvak, Hrsg.) The European physical journal / Web of Conferences, 149, Art. Nr. 04007. doi:10.1051/epjconf/201714904007
Comparison between controlled non-adiabatic and ExB concepts for gyrotron multistage depressed collectors
Wu, C.; Pagonakis, I. G.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2017. (A. G. Litvak, Hrsg.) The European physical journal / Web of Conferences, 149, Art. Nr. 04005. doi:10.1051/epjconf/201714904005
Powerful multichannel schemes of spatially-extended planar FEMs operated with two-dimensional distributed feedback
Arzhannikov, A. V.; Ginzburg, N. S.; Kalinin, P. V.; Peskov, N. Y.; Kuznetsov, S. A.; Sergeev, A. S.; Sinitsky, S. Y.; Stepanov, V. D.; Thumm, M.; Zaslavsky, V. Y.
2017. 42nd International Conference on Infrared Millimeter and Terahertz Waves (Cancun, MEX, August 27 - September 1, 2017 (IRMMW-THz)
Orbital angular momentum of gyrotron modes
Sawant, A.; Choe, M. S.; Thumm, M.; Choi, E.
2017. 42nd International Conference on Infrared Millimeter and Terahertz Waves (Cancun, MEX, August 27 - September 1, 2017 (IRMMW-THz)
Progress in conceptual design of EU DEMO EC system
Garavaglia, S.; Bruschi, A. B.; Franke, T.; Granucci, G.; Grossetti, G.; Jelonnek, J.; Moro, A.; Poli, E.; Rispoli, N.; Strauss, D.; Tran, Q. M.
2017. The European physical journal / Web of Conferences, 147, Art. Nr. 04002. doi:10.1051/epjconf/201714704002
Conceptual design of the EU DEMO EC-system: main developments and R&D achievements
Granucci, G.; Aiello, G.; Alberti, S.; Avramidis, K. A.; Braunmüller, F.; Bruschi, A.; Chelis, J.; Franck, J.; Figini, L.; Gantenbein, G.; Garavaglia, S.; Grossetti, G.; Illy, S.; Ioannidis, Z.; Jelonnek, J.; Kalaria, P.; Latsas, G.; Moro, A.; Pagonakis, I. G.; Peponis, D.; Poli, E.; Rispoli, N.; Rzesnicki, T.; Scherer, T.; Strauss, D.; Thumm, M.; Tigelis, I.; Tsironis, C.; Wu, C.; Franke, T.; Tran, M. Q.
2017. Nuclear fusion, 57 (11), Art. Nr. 116009. doi:10.1088/1741-4326/aa7b15
CW Experiments with the EU 1-MW, 170-GHz Industrial Prototype Gyrotron for ITER at KIT
Ioannidis, Z. C.; Rzesnicki, T.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bin, W.; Bonicelli, T.; Bruschi, A.; Chelis, I.; Frigot, P.-E.; Gantenbein, G.; Hermann, V.; Hogge, J.-P.; Illy, S.; Jin, J.; Jelonnek, J.; Kasparek, W.; Latsas, G.; Lechte, C.; Legrand, F.; Kobarg, T.; Pagonakis, I. G.; Rozier, Y.; Schlatter, C.; Schmid, M.; Tigelis, I. G.; Thumm, M.; Tran, M. Q.; Zein, A.; Zisis, A.
2017. IEEE transactions on electron devices, 64 (9), 3885–3892. doi:10.1109/TED.2017.2730242
Development of a self-consistent simulation code for the electron cyclotron interaction in dielectric-loaded gyrotron beam tunnels
Chelis, I. G.; Avramidis, K. A.; Vomvoridis, J. L.; Tigelis, I. G.
2017. Strong Microwaves and Terahertz Waves : Sources and Applications, 10th International Workshop, Nizhny Novgorod, RUS, July 17-22, 2017, 238–239, Russian Academy of Sciences
Bechmarking a high-order particle-in-cell code for the simulation of a gyrotron-traveling wave tube
Ortwein, P.; Copplestone, S. M.; Munz, C. D.; Marek, A.; Jelonnek, J.
2017. Strong Microwaves and Terahertz Waves : Sources and Applications, 10th International Workshop, Nizhny Novgorod, RUS, July 17-22, 2017, 231–232, Russian Academy of Sciences
Simulation of gyrotrons using the high-order particle-in-cell code PICLas
Copplestone, S. M.; Ortwein, P.; Munz, C. D.; Avramidis, K. A.; Jelonnek, J.
2017. Strong Microwaves and Terahertz Waves : Sources and Applications, 10th International Workshop, Nizhny Novgorod, RUS, July 17-22, 2017, 229–230, Russian Academy of Sciences
Simulation of electromagnetic fields scattered from arbitrary shaped electric conductors
Marek, A.; Avramidis, K. A.; Copplestone, S. M.; Ginzburg, N. S.; Illy, S.; Jelonnek, J.; Jin, J.; Mishakin, S. V.; Müller, A. S.; Ortwein, P.; Thumm, M.
2017. Strong Microwaves and Terahertz Waves : Sources and Applications, 10th International Workshop, Nizhny Novgorod, RUS, July 17-22, 2017, 221–222, Russian Academy of Sciences
Design and manufacturing process for the KIT 2-MW 170-GHz coaxial-cavity longer-pulse gyrotron
Ruess, S.; Gantenbein, G.; Heinzel, A.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Weisenburger, A.; Jelonnek, J.
2017. Strong Microwaves and Terahertz Waves : Sources and Applications, 10th International Workshop, Nizhny Novgorod, RUS, July 17-22, 2017, 219–220, Russian Academy of Sciences
The gyrotron - a natural source of high-power orbital angular momentum millimeter-wave beams
Thumm, M.; Sawant, A.; Choe, M. S.; Choi, E. M.
2017. Strong Microwaves and Terahertz Waves : Sources and Applications, 10th International Workshop, Nizhny Novgorod, RUS, July 17-22, 2017, 217–218, Russian Academy of Sciences
European research activities towards a future DEMO gyrotron
Jelonnek, J.; Aiello, G.; Alberti, S.; Avramidis, K.; Bertinetti, A.; Bruschi, A.; Chelis, J.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Latsas, G. P.; Laqua, H.; Leggieri, A.; Legrand, F.; Marek, A.; Pagonakis, I. G.; Peponis, D.; Savoldi, L.; Rzesnicki, T.; Ruess, S.; Ruess, T.; Scherer, T.; Schmid, M.; Strauss, D.; Tigelis, I.; Thumm, M.; Tran, M. Q.; WIlde, F.; Wu, C.; Zanino, R.; Zein, A.
2017. Strong Microwaves and Terahertz Waves : Sources and Applications, 10th International Workshop, Nizhny Novgorod, RUS, July 17-22, 2017, 198–199, Russian Academy of Sciences
Comparison between controlled non-adiabatic and ExB concepts for gyrotron multistage depressed collectors
Wu, C.; Pagonakis, I. G.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2017. Strong Microwaves and Terahertz Waves : Sources and Applications, 10th International Workshop, Nizhny Novgorod, RUS, July 17-22, 2017, 194–195, Russian Academy of Sciences
Extension of the multi-frequency ECRH system at ASDEX upgrade
Wagner, D.; Stober, J.; Kircher, M.; Leuterer, F.; Monaco, F.; Münich, M.; Schubert, M.; Zohm, H.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Meier, A.; Scherer, T.; Strauss, D.; Kasparek, W.; Lechte, C.; Plaum, B.; Zach, A.; Litvak, A. G.; Denisov, G. G.; Chirkov, A.; Malygin, V.; Popov, L. G.; Nichiporenko, V. O.; Myasnikov, V. E.; Tai, E. M.; Solyanova, E. A.; Malygin, S. A.
2017. ASDEX Upgrade Team (Hrsg.), Strong Microwaves and Terahertz Waves : Sources and Applications, 10th International Workshop, Nizhny Novgorod, RUS, July 17-22, 2017, 138–139, Russian Academy of Sciences
Extension of the multi-frequency ECRH system at ASDEX upgrade
Wagner, D.; Stober, J.; Kircher, M.; Leuterer, F.; Monaco, F.; Münich, M.; Schubert, M.; Zohm, H.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Meier, A.; Scherer, T.; Strauss, D.; Kasparek, W.; Lechte, C.; Plaum, B.; Zach, A.; Litvak, A. G.; Denisov, G. G.; Chirkov, A.; Malygin, V.; Popov, L. G.; Nichiporenko, V. O.; Myasnikov, V. E.; Tai, E. M.; Solyanova, E. A.; Malygin, S. A.
2017. (ASDEX Upgrade Team, Hrsg.), 10th International Workshop Strong Microwaves and Terahertz Waves: Sources and Applications, Nizhny Novgorod, RUS, July 17-22, 2017
The EC-system of EU DEMO: concepts for a reactor heating system
Granucci, G.; Aiello, G.; Avramidis, K. A.; Bruschi, A.; Gantenbein, G.; Garavaglia, S.; Grossetti, G.; Jelonnek, J.; Moro, A.; Poli, E.; Rispoli, N.; Strauss, D.; Thumm, M.; Tigelis, I.; Tsironis, C.; Franke, T.; Tran, M. Q.
2017. Strong Microwaves and Terahertz Waves : Sources and Applications, 10th International Workshop, Nizhny Novgorod, RUS, July 17-22, 2017, 136–137, Russian Academy of Sciences
The EC-system of EU DEMO: concepts for a reactor heating system
Granucci, G.; Aiello, G.; Avramidis, K. A.; Bruschi, A.; Gantenbein, G.; Garavaglia, S.; Grossetti, G.; Jelonnek, J.; Moro, A.; Poli, E.; Rispoli, N.; Strauss, D.; Thumm, M.; Tigelis, I.; Tsironis, C.; Franke, T.; Tran, M. Q.
2017. 10th International Workshop Strong Microwaves and Terahertz Waves: Sources and Applications, Nizhny Novgorod, RUS, July 17-22, 2017
2nd harmonic gyrotron simulation with CST STUDIO SUITE
Balk, M. C.; Avramidis, K. A.; Illy, S.; Wu, C.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, GB, April 24-26, 2017
Collective Thomson scattering diagnostic at W7-X: Design and commissioning
Moseev, D.; Abramovic, I.; Braune, H.; Kasparek, W.; Laqua, H. P.; Lechte, C.; Marsen, S.; Nielsen, S. K.; Rasmussen, J.; Salewski, M.; Stange, T.; Stejner, M.; Van den Berg, J.; Weißgerber, M.; WIlde, F.; Wolf, R. C.
2017. (ECRH Team of W7-X, Hrsg.), 28th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, 29.Mai - 03.Juni 2017
Numerical studies on different spent beam deceleration schemes for single-stage depressed collector in high power gyrotrons
Pagonakis, I. G.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Kobarg, T.; Piosczyk, B.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2017. 28th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, 29.Mai - 03.Juni 2017
Measurements of satellite models in 140 GHz Wendelstein 7-X gyrotrons: An approach towards an electronic stability control
Wilde, F.; Oosterbeek, H.; Marsen, S.; Stange, T.; Laqua, H.; Wolf, R.; Avramidis, K.; Gantenbein, G.; Pagonakis, I.; Illy, S.; Jelonnek, J.; Thumm, M.
2017. 28th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, 29.Mai - 03.Juni 2017
10MW gyrotron test facility FULGOR
Zein, A.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Jelonnek, J.; Kobarg, T.; Leonhardt, W.; Mellein, D.; Rzesnicki, T.; Schmid, M.
2017. 29th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, May 29 - June 3, 2017
Design considerations for future DEMO gyrotrons : A review on related gyrotron activities within EUROfusion
Jelonnek, J.; Aiello, G.; Alberti, S.; Avramidis, K.; Braunmueller, F.; Bruschi, A.; Chelis, J.; Franck, J.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Latsas, G. P.; Pagonakis, I. G.; Rzesnicki, T.; Ruess, S.; Scherer, T.; Schmid, M.; Strauss, D.; Wu, C.; Tigelis, I.; Thumm, M.; Tran, M. Q.
2017. Fusion engineering and design, 123, 241–246. doi:10.1016/j.fusengdes.2017.01.047
Study of the Influence of Stray Magnetic Fields on the Operation of the European Gyrotron for ITER
Ell, B.; Pagonakis, I. G.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2017. IEEE transactions on electron devices, 64 (8), 3421–3428. doi:10.1109/TED.2017.2716385
Tolerance Studies on an Inverse Magnetron Injection Gun for a 2-MW 170-GHz Coaxial-Cavity Gyrotron
Ruess, S.; Gantenbein, G.; Illy, S.; Kobarg, T.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2017. IEEE transactions on electron devices, 64 (9), 3870–3876. doi:10.1109/TED.2017.2723160
Orbital Angular Momentum (OAM) of Rotating Modes Driven by Electrons in Electron Cyclotron Masers
Sawant, A.; Choe, M. S.; Thumm, M.; Choi, E.
2017. Scientific reports, 7 (1), Art. Nr. 3372. doi:10.1038/s41598-017-03533-y
Conceptual design and tolerance studies of a multistage depressed collector for gyrotron based on ExB drift
Wu, C.; Pagonakis, I. G.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2017. US/EU/JPN Workshop on RF Heating Technology and 2017 US/JPN Workshop on RF Physics, Santa Monica, CA, September 5-8, 2017
Experimental verification of the EU 1 MW, 170 GHz industrial prototype gyrotron for ITER at KIT
Rzesnicki, T.; Ioannidis, Z. C.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bin, W.; Bonicelli, T.; Bruschi, A.; Chelis, J.; Frigot, P. E.; Gantenbein, G.; Hermann, V.; Hogge, J. P.; Illy, S.; Jin, J.; Jelonnek, J.; Kasparek, W.; Latsas, G. P.; Lechte, C.; Lontano, M.; Kobarg, T.; Pagonakis, I. G.; Rozier, Y.; Schlatter, C.; Schmid, M.; Tigelis, I. G.; Thumm, M.; Tran, M. Q.; Vomvoridis, J. L.; Zein, A.; Zisis, A.
2017. US/EU/JPN Workshop on RF Heating Technology and 2017 US/JPN Workshop on RF Physics, Santa Monica, CA, September 5-8, 2017
Development of a self-consistent simulation code for the electron cyclotron interaction in dielectric-loaded gyrotron beam tunnels
Chelis, I. G.; Avramidis, K. A.; Vomvoridis, J. L.; Tigelis, I. G.
2017. 10th International Workshop Strong Microwaves and Terahertz Waves: Sources and Applications, Nizhny Novgorod, RUS, July 17-22, 2017
Multi-physics analysis of a 1 MW gyrotron cavity cooled by mini-channels
Bertinetti, A.; Avramidis, K. A.; Albajar, F.; Cau, F.; Cismondi, F.; Rozier, Y.; Savoldi, L.; Zanino, R.
2017. Fusion engineering and design, 123, 313–316. doi:10.1016/j.fusengdes.2017.05.016
Experiments with the EU 1 MW, 170 GHz industrial prototype gyrotron for ITER at KIT
Rzesnicki, T.; Ioannidis, Z. C.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bin, W.; Bonicelli, T.; Braunmüller, F.; Bruschi, A.; Chelis, J.; Frigot, P. E.; Gantenbein, G.; Hermann, V.; Hogge, J. P.; Illy, S.; Jin, J.; Jelonnek, J.; Kasparek, W.; Latsas, G. P.; Lechte, C.; Lontano, M.; Kobarg, T.; Pagonakis, I. G.; Rozier, X.; Schlatter, C.; Schmid, M.; Tigelis, I. G.; Thumm, M.; Tran, M. Q.; Vomvoridis, J. L.; Zein, A.; Zisis, A.
2017. 29th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, May 29 - June 3, 2017
Multi-physics modelling of gyrotron operation in the presence of cavity thermal expansion
Avramidis, K. A.; Bertinetti, A.; Albajar, F.; Cau, F.; Cismondi, F.; Gantenbein, G.; Ioannidis, Z. C.; Jelonnek, J.; Legrand, F.; Pagonakis, I. G.; Rozier, Y.; Rzesnicki, T.; Savoldi, L.; Thumm, M.; Zanino, R.
2017. 29th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, May 29 - June 3, 2017
Current status of the development for the KIT 2-MW 170-GHz longer-pulse gyrotron
Ruess, S.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2017. 29th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, May 29 - June 3, 2017
Comparison between controlled non-adiabatic and ExB concepts for gyrotron multistage depressed collectors
Wu, C.; Pagonakis, I. G.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2017. 10th International Workshop Strong Microwaves and Terahertz Waves: Sources and Applications, Nizhny Novgorod, RUS, July 17-22, 2017
Simulation of gyrotrons using the high-order particle-in-cell code PICLas
Copplestone, S. M.; Ortwein, P.; Munz, C. D.; Avramidis, K. A.; Jelonnek, J.
2017. 10th International Workshop Strong Microwaves and Terahertz Waves: Sources and Applications, Nizhny Novgorod, RUS, July 17-22, 2017
European research activities towards a future DEMO gyrotron
Jelonnek, J.; Aiello, G.; Alberti, S.; Avramidis, K.; Bertinetti, A.; Bruschi, A.; Chelis, J.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Latsas, G. P.; Laqua, H.; Leggieri, A.; Legrand, F.; Marek, A.; Pagonakis, I. G.; Savoldi, L.; Rzesnicki, T.; Ruess, S.; Ruess, T.; Scherer, T.; Schmid, M.; Strauss, D.; Tigelis, I.; Thumm, M.; Tran, M. Q.; WIlde, F.; Wu, C.; Zanino, R.; Zein, A.
2017. 10th International Workshop Strong Microwaves and Terahertz Waves: Sources and Applications, Nizhny Novgorod, RUS, July 17-22, 2017
Design and manufacturing process for the KIT 2-MW 170-GHz coaxial-cavity longer-pulse gyrotron
Ruess, S.; Gantenbein, G.; Heinzel, A.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Weisenburger, A.; Jelonnek, J.
2017. 10th International Workshop Strong Microwaves and Terahertz Waves: Sources and Applications, Nizhny Novgorod, RUS, July 17-22, 2017
Simulation of electromagnetic fields scattered from arbitrary shaped electric conductors
Marek, A.; Avramidis, K. A.; Copplestone, S. M.; Ginzburg, N. S.; Illy, S.; Jelonnek, J.; Jin, J.; Mishakin, S. V.; Müller, A. S.; Thumm, M.
2017. 10th International Workshop Strong Microwaves and Terahertz Waves: Sources and Applications, Nizhny Novgorod, RUS, July 17-22, 2017
Developments of fusion gyrotrons for W7-X, ITER and EU DEMO: Ongoing activities and future plans of KIT
Jelonnek, J.; Aiello, G.; Avramidis, K.; Gantenbein, G.; Grossetti, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Marek, A.; Pagonakis, I. G.; Rzesnicki, T.; Ruess, S.; Ruess, T.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Wilde, F.; Wu, C.; Zein, A.
2017. 42nd International Conference on Infrared Millimeter and Terahertz Waves (Cancun, MEX, August 27 - September 1, 2017 (IRMMW-THz)
The gyrotron - a natural source of high-power orbital angular momentum millimeter-wave beams
Thumm, M.; Sawant, A.; Choe, M. S.; Choi, E. M.
2017. 10th International Workshop Strong Microwaves and Terahertz Waves: Sources and Applications, Nizhny Novgorod, RUS, July 17-22, 2017
Bechmarking a high-order particle-in-cell code for the simulation of a gyrotron-traveling wave tube
Ortwein, P.; Copplestone, S. M.; Munz, C. D.; Marek, A.; Jelonnek, J.
2017. 10th International Workshop Strong Microwaves and Terahertz Waves: Sources and Applications, Nizhny Novgorod, RUS, July 17-22, 2017
2017 status and outlook on research and development in the field of high power microwave technologies at KIT/IHM
Jelonnek, J.; Gantenbein, G.; Link, G.
2017. 28th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, 29.Mai - 03.Juni 2017
Design studies and operational limits analysis for a 236 GHz hollow-cavity gyrotron for demo
Kalaria, P.; Avramidis, K. A.; Franck, J.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2017. 28th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, 29.Mai - 03.Juni 2017
Various gyrotron multistage depressed collector concepts based on E x B drift
Wu, C.; Pagonakis, I.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2017. 28th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, 29.Mai - 03.Juni 2017
An overview of the simulation tools for design and optimization of high power / high frequency gyrotron oscillators at KIT
Illy, S.; Avramidis, K. A.; Jin, J.; Marek, A.; Pagonakis, I. G.; Gantenbein, G.; Jelonnek, J.
2017. 28th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, 29.Mai - 03.Juni 2017
Full-wave simulation of electromagnetic fields in quasi-optical systems of gyrotrons
Marek, A.; Avramidis, K. A.; Jin, J.; Jelonnek, J.; Thumm, M.
2017. 28th Joint Russian-German Workshop on ECRH and Gyrotrons, Karlsruhe, Stuttgart, Garching, 29. Mai - 03. Juni 2017
Powerful multichannel planar FEMs based on intense parallel sheet beams
Peskov, N. Y.; Ginzburg, N. S.; Sergeev, A. S.; Zaslavsky, V. Y.; Arzhannikov, A. V.; Kalinin, P. V.; Kuznetsov, S. A.; Sinitsky, S. L.; Stepanov, V. D.; Thumm, M.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, GB, April 24-26, 2017
The 10 MW EPSM modulator and other key components for the KIT gyrotron test facility FULGOR
Schmid, M.; Bader, M.; Bourgeois, T.; Epp, A.; Gantenbein, G.; Iten, M.; Jelonnek, J.; Kobarg, T.; Leonhardt, W.; Mellein, D.; Rzesnicki, T.
2017. Fusion engineering and design, 123, 485–489. doi:10.1016/j.fusengdes.2017.02.035
Conceptual designs of E x B multistage depressed collectors for gyrotrons
Wu, C.; Pagonakis, I. G.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2017. Physics of plasmas, 24 (4), 043102. doi:10.1063/1.4979291
RF Behavior and Launcher Design for a Fast Frequency Step-Tunable 236GHz Gyrotron for DEMO
Kalaria, P. C.; Avramidis, K. A.; Franck, J.; Gantenbein, G.; Illy, S.; Jin, J.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2017. Frequenz, 71 (3-4), 161–171. doi:10.1515/freq-2016-0212
A 220/247.5/275-GHz, 1.0-MW, Triple Frequency Regime Gyrotron
Baghel, G. S.; Kartikeyan, M. V.; Thumm, M. K.
2017. IEEE transactions on electron devices, 64 (4), 1774–1780. doi:10.1109/TED.2017.2666084
Study on the after cavity interaction in a 140 GHz gyrotron using 3D CFDTD PIC simulations
Lin, M. C.; Illy, S.; Avramidis, K.; Thumm, M.; Jelonnek, J.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, GB, April 24-26, 2017
Evaluation and Influence of Gyrotron Cathode Emission Inhomogeneity
Zhang, J.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Avramidis, K. A.; Malygin, A.; Ruess, S.; Samartsev, A.; Dammertz, G.; Piosczyk, B.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2017. IEEE transactions on electron devices, 64 (3), 1307–1314. doi:10.1109/TED.2017.2655147
Experimental study on further performance optimization of the European 1 MW, 170 GHz gyrotron prototype ITER
Rzesnicki, T.; Ioannidis, Z. C.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Jin, J.; Kobarg, T.; Pagonakis, I. G.; Schmid, M.; Thumm, M.
2017. (EGYC Team, Hrsg.), 42nd International Conference on Infrared Millimeter and Terahertz Waves (Cancun, MEX, August 27 - September 1, 2017 (IRMMW-THz)
Overview of recent theoretical studies on ExB multistage depressed collector designs for gyrotrons
Pagonakis, I. G.; Wu, C.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2017. 42nd International Conference on Infrared Millimeter and Terahertz Waves (Cancun, MEX, August 27 - September 1, 2017 (IRMMW-THz)
Design of ExB multistage depressed collector concepts for high-power fusion gyrotrons
Wu, C.; Pagonakis, I. G.; Gantenbein, G.; Illy, S.; Thumm, M.; Jelonnek, J.
2017. 42nd International Conference on Infrared Millimeter and Terahertz Waves (Cancun, MEX, August 27 - September 1, 2017 (IRMMW-THz)
Magnetic field profile analysis for gyrotron experimental investigation
Pagonakis, I. G.; Avramidis, K. A.; Gantenbein, G.; Rzesnicki, T.; Samartsev, A.; Jelonnek, J.
2017. Physics of plasmas, 24 (3), 033102. doi:10.1063/1.4977460
Heating & current drive efficiencies, TBR and RAMI considerations for DEMO
Franke, T.; Agostinetti, P.; Avramidis, K.; Bader, A.; Bachmann, C.; Biel, W.; Bolzonella, T.; Ciattaglia, S.; Coleman, M.; Cismondi, F.; Granucci, G.; Grossetti, G.; Jelonnek, J.; Jenkins, I.; Kalsey, M.; Kembleton, R.; Mantel, N.; Noterdaeme, J.-M.; Rispoli, N.; Simonin, A.; Sonato, P.; Tran, M. Q.; Vincenzi, P.; Wenninger, R.
2017. Fusion engineering and design, 123, 495–499. doi:10.1016/j.fusengdes.2017.02.007
Measurements of satellite modes in 140 GHz Wendelstein 7-X gyrotrons: An approach to an electronic stability control
Wilde, F.; Laqua, H. P.; Marsen, S.; Stange, T.; Avramidis, K. A.; Gantenbein, G.; Jelonnek, J.; Illy, S.; Pagonakis, I. G.; Thumm, M.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, GB, April 24-26, 2017
Experimental verification of the European 1MW, 170 GHz industrial CW prototype gyrotron for ITER
Rzesnicki, T.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bin, W.; Bonicelli, T.; Braunmueller, F.; Bruschi, A.; Chelis, J.; Frigot, P.-E.; Gantenbein, G.; Hermann, V.; Hogge, J.-P.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Jelonnek, J.; Kasparek, W.; Latsas, G. P.; Lechte, C.; Lontano, M.; Kobarg, T.; Pagonakis, I. G.; Rozier, Y.; Schlatter, C.; Schmid, M.; Tigelis, I. G.; Thumm, M.; Tran, M. Q.; Vomvoridis, J. L.; Zisis, A.
2017. Fusion engineering and design, 123, 490–494. doi:10.1016/j.fusengdes.2017.02.021
Progress of the experiments with the European 1 MW, 170 GHz industrial CW prototype gyrotron for ITER
Ioannidis, Z. C.; Rzesnicki, T.; Avramidis, K.; Gantenbein, G.; Illy, S.; Jin, J.; Kobarg, T.; Pagonakis, I. G.; Schmid, M.; Thumm, M.; Zein, A.; Jelonnek, J.; Alberti, S.; Braunmüller, F.; Hogge, J. P.; Schlatter, C.; Genoud, J.; Tran, M. Q.; Kasparek, W.; Lechte, C.; Chelis, J.; Latsas, G. P.; Zisis, A.; Tigelis, I. G.; Bruschi, A.; Bin, W.; Lontano, M.; Hermann, V.; Rozier, Y.; Legrand, F.; Albajar, F.; Bonicelli, T.; Frigot, P. E.
2017. 44th Annual International Conference on Plasma Science (ICOPS 2017), Atlantic City, NJ, May 21-25, 2017
Effect of steady state and ELMy heat loads on the PFC of DEMO
Igitkhanov, Y.; Fetzer, R.
2017. Fusion engineering and design, 124, 478–482. doi:10.1016/j.fusengdes.2016.12.032
DEMO EC system preliminary conceptual design
Garavaglia, S.; Aiello, G.; Alberti, S.; Avramidis, K.; Bruschi, A.; Chelis, I. G.; Franck, J.; Gantenbein, G.; Granucci, G.; Grossetti, G.; Hizanidis, K.; Illy, S.; Jelonnek, J.; Kalaria, P.; Moro, A.; Pagonakis, I.; Peponis, D. V.; Poli, E.; Rispoli, N.; Ruess, S.; Rzesnicki, T.; Scherer, T.; Strauss, D.; Tigelis, I.; Tsironis, C.; Wu, C.; Franke, T.; Tran, M. Q.
2017. 13th International Symposium on Fusion Nuclear Technology (ISFNT-13), Kyoto, J, September 25-29, 2017
New H&CD designs and impact of the configurations on the performances for the EU DEMO fusion power plant reactor
Franke, T.; Agostinetti, P.; Aiello, G.; Avramidis, K.; Bachmann, C.; Federici, G.; Granucci, G.; Grossetti, G.; Jelonnek, J.; Noterdaeme, J. M.; Simonin, A.; Scherer, T.; Sonato, P.; Strauss, D.; Tran, M. Q.; Vincenzi, P.; Wenninger, R.; Zheng, S.
2017. 27th IEEE Symposium on Fusion Engineering (SOFE), Shanghai, China, June 4-8, 2017
KIT coaxial gyrotron development: From ITER towards DEMO
Ruess, S.; Avramidis, K. A.; Fuchs, M.; Gantenbein, G.; Illy, S.; Kalaria, P. C.; Kobarg, T.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2017. 47th European Microwave Conference, Nürnberg, October 8-12, 2017
Novel multistage depressed collector for high power fusion gyrotrons based on an ExB drift concept
Wu, C.; Pagonakis, I. G.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, GB, April 24-26, 2017
An overview of the simulation tools for design and optimization of high power / high frequency gyrotron oscillators at KIT
Illy, S.; Avramidis, K. A.; Jin, J.; Marek, A.; Pagonakis, I. G.; Gantenbein, G.; Jelonnek, J.
2017. 6th International Workshop on Far-Infrared Technologies (IW-FIRT) and the 2nd International Symposium on Development of High Power Terahertz Science and Technology (DHP-TST), Fukui, J, March 7-9, 2017
Experimental studies on two types of magnetic potential wells
Pagonakis, I. G.; Buchelet, H.; Gantenbein, G.; Illy, S.; Ioannidis, Z.; Rzesnicki, T.; Thumm, M.; Zein, A.; Schmid, M.; Jelonnek, J.
2017. 44th Annual International Conference on Plasma Science (ICOPS 2017), Atlantic City, NJ, May 21-25, 2017
Experimental results of the EU ITER prototype gyrotrons
Gantenbein, G.; Albajar, F.; Alberti, S.; Avramidis, K.; Bonicelli, T.; Bruschi, A.; Chelis, J.; Legrand, F.; Hermann, V.; Hogge, J. P.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Jelonnek, J.; Kasparek, W.; Latsas, G. P.; Lechte, C.; Lontano, M.; Pagonakis, I. G.; Rzesnicki, T.; Schlatter, C.; Schmid, M.; Tigelis, I. G.; Thumm, M.; Tran, M. Q.; Vomvoridis, J. L.; Zein, A.; Zisis, A.
2017. 22nd Topical Conference on Radiofrequency Power in Plasmas, Aix en Provence, F, May 30 - June 2, 2017
Recent trends in fusion gyrotron development at KIT
Gantenbein, G.; Albajar, F.; Avramidis, K.; Bruschi, A.; Franck, J.; Hogge, J. P.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Jelonnek, J.; Kalaria, P.; Kasparek, W.; Pagonakis, I. G.; Ruess, S.; Rzesnicki, T.; Tigelis, I. G.; Thumm, M.; Wu, C.
2017. 22nd Topical Conference on Radiofrequency Power in Plasmas, Aix en Provence, F, May 30 - June 2, 2017
First CW experiments with the European ITER 170 GHz - 1 MW industrial prototype gyrotron
Ioannidis, Z. C.; Rzesnicki, T.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Jin, J.; Kobarg, T.; Pagonakis, I. G.; Schmid, M.; Thumm, M.; Hermann, V.; Rozier, Y.; Tran, M. Q.; Kasparek, W.; Lechte, C.; Vomvoridis, J. L.; Chelis, J.; Latsas, G. P.; Tigelis, I. G.; Bruschi, A.; Lontano, M.; Albajar, F.; Bonicelli, T.; Frigot, P. E.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, GB, April 24-26, 2017
Numerical studies on the influence of cavity thermal expansion on the performance of a high-power gyrotron
Avramidis, K. A.; Gantenbein, G.; Ioannidis, Z. C.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.; Albajar, F.; Cau, F.; Cismondo, F.; Bertinetti, A.; Savoldi, L.; Zanino, R.; Rozier, Y.; Legrand, F.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, GB, April 24-26, 2017
Investigation on misalignement tolerances of 240-GHz DEMO gyrotrons
Illy, S.; Kalaria, P. C.; Franck, J.; Avramidis, K. A.; Gantenbein, G.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, GB, April 24-26, 2017
Towards an 2 MW long-pulse coaxial-cavity gyrotron: Progress on the advanced KIT inverse magnetron injection gun
Ruess, S.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, GB, April 24-26, 2017
Development of an advanced vector analysis code for simulation of electromagnetic fields in quasi-optical systems of high power gyrotrons
Marek, A.; Jin, J.; Jelonnek, J.; Thumm, M.; Müller, A.-S.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, GB, April 24-26, 2017
Development of a new vector analysis code for the simulation of electromagnetic fields in the quasi-optical system of gyrotrons
Marek, A.; Jin, J.; Jelonnek, J.; Thumm, M.; Müller, A.-S.
2017. 6th International Workshop on Far-Infrared Technologies (IW-FIRT 2917) and 2nd International Symposium on Development of High Power Terahertz Science and Technology (DHP-TST 2017), Fukui, J, March 7-9, 2017
Key components development for the KIT 2-MW 170-GHz coaxial-cavity longer-pulse modular prototype gyrotron
Ruess, S.; Gantenbein, G.; Illy, S.; Pagonakis, I.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2017. 6th International Workshop on Far-Infrared Technologies (IW-FIRT 2917) and 2nd International Symposium on Development of High Power Terahertz Science and Technology (DHP-TST 2017), Fukui, J, March 7-9, 2017
Quasi-optical mode converter for 1MW dual-frequency gyrotrons
Jin, J.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Alberti, S.; Hogge, J. P.; Silva, M.; Goodman, T.
2017. 18th International Vacuum Electronics Conference (IVEC 2017), London, GB, April 24-26, 2017
Towards 240 GHz high power fusion gyrotrons - KIT resaerch status
Jelonnek, J.; Aiello, G.; Avramidis, K.; Franck, J.; Gantenbein, G.; Grossetti, G.; Illy, S.; Ioannidis, Z.; Jin, J.; Kalaria, P.; Pagonakis, I.; Rzesnicki, T.; Ruess, S.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Wu, C.
2017. 6th International Workshop on Far-Infrared Technologies (IW-FIRT 2917) and 2nd International Symposium on Development of High Power Terahertz Science and Technology (DHP-TST 2017), Fukui, J, March 7-9, 2017
A Numerical Synthesis Method for Hybrid-Type High-Power Gyrotron Launchers
Jin, J.; Thumm, M.; Gantenbein, G.; Jelonnek, J.
2017. IEEE transactions on microwave theory and techniques, 65 (3), 699–706. doi:10.1109/TMTT.2016.2630060