Publications


Theoretical Investigation on the Possibility of Parasitic Particle-Wave Interaction in the Gyrotron Launcher. master’s thesis
Obermaier, M.
2018. Karlsruher Institut für Technologie (KIT)
Design studies towards a 140GHz, 1.5MW CW gyrotron (In view of an upgrade of the ECRH system at the W7-X stellarator). master’s thesis
Mentgen, F.
2016. Karlsruher Institut für Technologie (KIT)
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
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
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
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
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
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
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
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
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
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, November 8–13, 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, November 8–13, 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, November 8–13, 2020
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
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
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
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, October. 21st International Vacuum Electronics Conference (IVEC 2020), Online, October 19–22, 2020
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
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
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, September 20–25, 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, September 20–25, 2020
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, September 20–25, 2020
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
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
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
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
Multiphysik-Simulation von Wechselwirkungsräumen für zukünftige Gyro-TWTs. bachelor’s thesis
Misko, M. S.
2020. Karlsruher Institut für Technologie (KIT)
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
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
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
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
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
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
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
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
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, May 27. 7th/13th ITG International Vacuum Electronics Workshop / International Vacuum Electron Sources Conference (IVEW/IVeSC 2020), Bad Honnef, Germany, May 26–29, 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, May 27. 7th/13th ITG International Vacuum Electronics Workshop / International Vacuum Electron Sources Conference (IVEW/IVeSC 2020), Bad Honnef, Germany, May 26–29, 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, May 27. 7th/13th ITG International Vacuum Electronics Workshop / International Vacuum Electron Sources Conference (IVEW/IVeSC 2020), Bad Honnef, Germany, May 26–29, 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, May 27. 7th/13th ITG International Vacuum Electronics Workshop / International Vacuum Electron Sources Conference (IVEW/IVeSC 2020), Bad Honnef, Germany, May 26–29, 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
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
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)
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)
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
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. A.; Figini, L.; Figueiredo, A.; Figueiredo, J.; Fil, A.; Finburg, P.; Firdaouss, M.; Fischer, U.; Fittill, L.; Fitzgerald, M.; Flammini, D.; Flanagan, J.; Fleming, C.; Flinders, K.; Formisano, A.; Forsythe, L.; Fortuna, L.; Fortune, M.; Frasca, M.; Frassinetti, L.; Freisinger, M.; Fresa, R.; Frigione, D.; Fuchs, V.; Fyvie, J.; Gadomska, M.; Gal, K.; Galperti, C.; Galvao, R.; Gao, X.; Garavaglia, S.; Garcia, J.; Garcia-Carrasco, A.; Garcia-Munoz, M.; Gardner, M.; Garzotti, L.; Gaudio, P.; Gauthier, E.; Gaze, J. W.; Gear, D. F.; Gee, S. J.; Gelfusa, M.; Genangeli, E.; Gerasimov, S.; Gervasini, G.; Ghate, M.; Gherendi, M.; Giacalone, J. C.; Giacomelli, L.; Gibson, C. S.; Giegerich, T.; Gin, D.; Giovannozzi, E.; Girardo, J. B.; Giroud, C.; Giruzzi, G.; Gleason-Gonzalez, C.; Godwin, J.; Gohil, P.; Gojska, A.; Goloborod’ko, V.; Gomes, R.; Goncalves, B.; Goniche, M.; Gonzalez, S.; Goodsell, B.; Goodyear, A.; Gorini, G.; Goussarov, A.; Graham, B.; Graham, M. E.; Graves, J.; Grazier, N.; Green, N. R.; Greuner, H.; Grigore, E.; Griph, F. S.; Grisolia, C.; Grist, D.; Groth, M.; Grundy, C. N.; Gryaznevich, M.; Guard, D.; Gubb, D.; Guillemaut, C.; Guo, Y.; Utoh, H. H.; Hackett, L. J.; Hacquin, S.; Hagar, A.; Hakola, A.; Halitovs, M.; Hall, S. J.; Hallworth Cook, S. P.; Hammond, K.; Hart, J.; Harting, D.; Hartmann, N.; Haupt, T. D. V.; Hawkes, N. C.; Hawkins, J.; Haydon, P. W.; Hazel, S.; Heesterman, P. J. L.; Heinola, K.; Hellesen, C.; Hellsten, T.; Helou, W.; Hemming, O. N.; Hender, T. C.; Henderson, M.; Henriques, R.; Hepple, D.; Hermon, G.; Hidalgo, C.; Highcock, E. G.; Hill, J. W.; Hill, M.; Hillairet, J.; Hillesheim, J.; Hillis, D.; Hjalmarsson, A.; Hobirk, J.; Hogben, C. H. A.; Hogeweij, G. M. D.; Homfray, D. A.; Horacek, J.; Horton, A. R.; Horton, L. D.; Hotchin, S. P.; Hough, M. R.; Howarth, P. J.; Huber, A.; Huddleston, T. M.; Hughes, M.; Hunter, C. L.; Hurzlmeier, H.; Huygen, S.; Huynh, P.; Igitkhanov, J.; Iglesias, D.; Imrisek, M.; Ivanova, D.; Ivanova-Stanik, I.; Ivings, E.; Jachmich, S.; Jacobsen, A. S.; Jacquet, P.; Jakubowska, K.; James, J.; Janky, F.; Jarvinen, A.; Jaulmes, F.; Jednorog, S.; Jenkins, C.; Jenkins, I.; Jesko, K.; Joffrin, E.; Johnson, R.; Johnson, T.; Joita, L.; Jones, G.; Jones, T. T. C.; Joyce, L.; Jupen, C.; Hoshino, K. K.; Kallenbach, A.; Kalupin, D.; Kamiya, K.; Kaniewski, J.; Kantor, A.; Karhunen, J.; Kasprowicz, G.; Kaveney, G.; Kazakov, Y.; Keeling, D. L.; Keep, J.; Kempenaars, M.; Kennedy, C.; Kenny, D.; Khilkevich, E.; Kiisk, M.; Kim, H.-T.; Kim, H. S.; King, C.; King, D.; King, R. F.; Kinna, D. J.; Kiptily, V.; Kirov, K.; Kirschner, A.; Kizane, G.; Klepper, C.; Knaup, M.; Knipe, S. J.; Kobuchi, T.; Kochl, F.; Kocsis, G.; Kogut, D.; Koivuranta, S.; Koppen, M.; Koskela, T.; Koslowski, H. R.; Kotov, V.; Kowalska-Strzeciwilk, E.; Krasilnikov, A.; Krasilnikov, V.; Kreter, A.; Krieger, K.; Krivchenkov, Y.; Krivska, A.; Kruezi, U.; Ksiazek, I.; Kukushkin, A.; Kundu, A.; Kurki-Suonio, T.; Kwon, O. T.; Kyrytsya, V.; Laan, M.; Labate, C.; Laguardia, L.; Lam, N.; Lane, C.; Lang, P. T.; Lapins, J.; Lasa, A.; Last, J. R.; Lawson, A.; Lawson, K. D.; Lazaros, A.; Lazzaro, E.; Lee, S.; Leggate, H. J.; Lehnen, M.; Leichtle, D.; Leichuer, P.; Leipold, F.; Lengar, I.; Lennholm, M.; Lerche, E.; Leyland, M.; Leysen, W.; Liang, Y.; Likonen, J.; Lindholm, V.; Linke, J.; Linsmeier, C.; Lipschultz, B.; Litaudon, X.; Liu, G.; Liu, Y.; Lo Schiavo, V. P.; Loarer, T.; Loarte, A.; Lobel, R. C.; Lohr, N.; Lomas, P. J.; Lonnroth, J.; Lopez, J.; Lopez, J. M.; Louche, F.; Loving, A. B.; Lowbridge, S.; Lowry, C.; Luce, T.; Lucock, R. M. A.; Lukin, A.; Lungu, A. M.; Lungu, C. P.; Lupelli, I.; Lyssoivan, A.; Macheta, P.; Mackenzie, A. S.; Maddaluno, G.; Maddison, G. P.; Magesh, B.; Maget, P.; Maggi, C. F.; Maier, H.; Mailloux, J.; Maj, A.; Makkonen, T.; Makwana, R.; Malaquias, A.; Mansffield, F.; Mansfield, M.; Manso, M. E.; Mantica, P.; Mantsinen, M.; Manzanares, A.; Marandet, Y.; Marcenko, N.; Marchetto, C.; Marchuk, O.; Marinelli, M.; Marinucci, M.; Markovic, T.; Marocco, D.; Marot, L.; Marren, C. A.; Marsen, S.; Marshal, R.; Martin, A.; Martin, D. L.; Martin, Y.; Martin de Aguilera, A.; Martin-Solis, J. R.; Masiello, A.; Maslov, M.; Maslova, V.; Matejcik, S.; Mattei, M.; Matthews, G. F.; Matveev, D.; Matveev, M.; Maviglia, F.; Mayer, M.; Mayoral, M.-L.; Mazon, D.; Mazzotta, C.; McAdams, R.; McCarthy, P. J.; McClements, K. G.; McCormick, K.; McCullen, P. A.; McDonald, D.; Mcgregor, R.; McKean, R.; McKehon, J.; McKinley, R.; Meadows, I.; Meadows, R. C.; Medina, F.; Medland, M.; Medley, S.; Meigh, S.; Meigs, A. G.; Meneses, L.; Menmuir, S.; Merrigan, I. R.; Mertens, P.; Meshchaninov, S.; Messiaen, A.; Meszaros, B.; Meyer, H.; Miano, G.; Michling, R.; Middleton-Gear, D.; Miettunen, J.; Migliucci, P.; Militello-Asp, E.; Minucci, S.; Mirizzi, F.; Miyoshi, Y.; Mlynar, J.; Monakhov, I.; Monier-Garbet, P.; Mooney, R.; Moradi, S.; Mordijck, S.; Moreira, L.; Moreno, R.; Morgan, P. D.; Morgan, R.; Morley, L.; Morlock, C.; Morris, A. W.; Morris, J.; Moser, L.; Moulton, D.; Murari, A.; Muraro, A.; Mustata, I.; Asakura, N. N.; Nabais, F.; Nakano, T.; Nardon, E.; Naulin, V.; Nave, M. F. F.; Nedzelski, I.; Neethiraj, N.; Nemtsev, G.; Nespoli, F.; Neto, A.; Neu, R.; Neubauer, O.; Newman, M.; Nicholls, K. J.; Nicolai, D.; Nicolas, T.; Nieckchen, P.; Nielsen, P.; Nightingale, M. P. S.; Nilsson, E.; Nishijima, D.; Noble, C.; Nocente, M.; Nodwell, D.; Nordman, H.; Nunes, I.; O’Meara, B.; Oberkofler, M.; Obryk, B.; Odupitan, T.; Ogawa, M. T.; O’Gorman, T.; Okabayashi, M.; Olariu, S.; O’Mullane, M.; Ongena, J.; Orsitto, F.; Oswuigwe, B. I.; Pace, N.; Pacella, D.; Page, A.; Paget, A.; Pagett, D.; Pajuste, E.; Palazzo, S.; Pamela, J.; Pamela, S.; Panin, A.; Panja, S.; Papp, P.; Parail, V.; Paris, P.; Parish, S. C. W.; Park, M.; Parsloe, A.; Pasqualotto, R.; Pearson, I. J.; Pedrosa, M. A.; Pereira, R.; Perelli Cippo, E.; Perez von Thun, C.; Perez-Von-Thun, C.; Pericoli-Ridolfini, V.; Perona, A.; Peruzzo, S.; Peschanyi, S.; Peterka, M.; Petersson, P.; Petravich, G.; Petrzilka, V.; Pfefferle, D.; Philipps, V.; Pietropaolo, A.; Pillon, M.; Pintsuk, G.; Piovesan, P.; Pires dos Reis, A.; Pironti, A.; Pisano, F.; Pitts, R.; Plusczyk, C.; Plyusnin, V.; Pomaro, N.; Pompilian, O.; Pool, P. J.; Popovichev, S.; Porcelli, F.; Porosnicu, C.; Porton, M.; Pospieszczyk, A.; Possnert, G.; Potzel, S.; Powell, T.; Pozniak, K.; Pozzi, J.; Prajapati, V.; Prakash, R.; Prestopino, G.; Price, D.; Price, R.; Prior, P.; Prokopowicz, R.; Proudfoot, R.; Puglia, P.; Puiatti, M. E.; Pulley, D.; Purahoo, K.; Putterich, T.; Quercia, A.; Rachlew, E.; Rack, M.; Raeder, J.; Rainford, M. S. J.; Ramogida, G.; Ranjan, S.; Rasmussen, J.; Rasmussen, J. J.; Rathod, K.; Ratta, G.; Rayner, C.; Rebai, M.; Reece, D.; Reed, A.; Refy, D.; Regan, B.; Regana, J.; Reich, M.; Reid, P.; Reinelt, M.; Reinke, M. L.; Reinke, M.; Reiser, D.; Reiter, D.; Rendell, D.; Reux, C.; Riccardo, V.; Rimini, F. G.; Riva, M.; Roberts, J. E. C.; Robins, R. J.; Robinson, S. A.; Robinson, T.; Robson, D. W.; Roddick, P.; Rodionov, R.; Rohde, V.; Romanelli, F.; Romanelli, M.; Romanelli, S.; Romano, A.; Rowe, D.; Rowe, S.; Rowley, A.; Rubel, M.; Rubinacci, G.; Ruchko, L.; Ruiz, M.; Ruset, C.; Ryc, L.; Rzadkiewicz, J.; Saarelma, S.; Sabot, R.; Sadakov, S.; Safi, E.; Sagar, P.; Saibene, G.; Saint-Laurent, F.; Salewski, M.; Salmi, A.; Salzedas, F.; Samm, U.; Sandiford, D.; Sandquist, P.; Santa, P.; Santala, M. I. K.; Sartori, F.; Sartori, R.; Saunders, R.; Sauter, O.; Scannell, R.; Scarabosio, A.; Schlummer, T.; Schmidt, V.; Schmitz, O.; Schmuck, S.; Schneider, M.; Scholz, M.; Schopf, K.; Schweer, B.; Sergienko, G.; Serikov, A.; Sertoli, M.; Shabbir, A.; Shannon, M.; Shannon, M. M. J.; Sharapov, S. E.; Shaw, I.; Shaw, S. R.; Shepherd, A.; Shevelev, A.; Shumack, A.; Sibbald, M.; Sieglin, B.; Silva, C.; Simmons, P. A.; Sinha, A.; Sipila, S. K.; Sips, A. C. C.; Siren, P.; Sirinelli, A.; Sjostrand, H.; Skiba, M.; Skilton, R.; Slade, B.; Smith, N.; Smith, P. G.; Smith, T. J.; Snoj, L.; Soare, S.; Solano, E. R.; Soldatov, S.; Sonato, P.; Sopplesa, A.; Sousa, J.; Sowden, C. B. C.; Sozzi, C.; Sparkes, A.; Spelzini, T.; Spineanu, F.; Stables, G.; Stamatelatos, I.; Stamp, M. F.; Stancalie, V.; Stankiewicz, R.; Stankunas, G.; Stano, M.; Stan-Sion, C.; Starkey, D. E.; Stead, M. J.; Stejner, M.; Stephen, A. V.; Stephen, M.; Stevens, B. D.; Stoyanov, D.; Strachan, J.; Strand, P.; Stransky, M.; Strom, P.; Stubbs, G.; Studholme, W.; Subba, F.; Summers, H. P.; Sun, Y.; Svensson, J.; Sykes, N.; Syme, B. D.; Szabolics, T.; Szepesi, G.; Szydlowski, A.; Suzuki, T. T.; Tabares, F.; Takalo, V.; Tal, B.; Tala, T.; Talbot, A. R.; Taliercio, C.; Tamain, P.; Tame, C.; Tardocchi, M.; Taroni, L.; Taylor, K. A.; Telesca, G.; Teplova, N.; Terra, A.; Testa, D.; Teuchner, B.; Tholerus, S.; Thomas, F.; Thomas, J. D.; Thomas, P.; Thompson, A.; Thompson, C.-A.; Thompson, V. K.; Thomson, L.; Thorne, L.; Tigwell, P. A.; Tipton, N.; Tiseanu, I.; Tojo, H.; Tokar, M. Z.; Tomes, M.; Tonner, P.; Tosti, S.; Towndrow, M.; Trimble, P.; Tripsky, M.; Tsalas, M.; Tsitrone, E.; Tskhakaya jun, D.; Tudisco, O.; Turner, I.; Turner, M. M.; Turnyanskiy, M.; Tvalashvili, G.; Tyrrell, S. G. J.; Ul-Abidin, Z.; Ulyatt, D.; Unterberg, B.; Urano, H.; Uytdenhouwen, I.; Vadgama, A. P.; Valcarcel, D.; Valisa, M.; Valovic, M.; Van Eester, D.; Van Renterghem, W.; Rooij, G. J. van; Varandas, C. A. F.; Varoutis, S.; Vartanian, S.; Vasava, K.; Vdovin, V.; Vega, J.; Verdoolaege, G.; Verhoeven, R.; Verona, C.; Vervier, M.; Veshchev, E.; Vezinet, D.; Vicente, J.; Villari, S.; Villone, F.; Vinyar, I.; Viola, B.; Vitelli, R.; Vitins, A.; Vlad, M.; Voitsekhovitch, I.; Vondracek, P.; Vrancken, M.; Pires de Sa, W. W.; Waldon, C. W. F.; Walker, M.; Walsh, M.; Warren, R. J.; Waterhouse, J.; Watkins, N. W.; Watts, C.; Wauters, T.; Way, M. W.; Webster, A.; Weckmann, A.; Weiland, J.; Weisen, H.; Weiszflog, M.; Welte, S.; Wendel, J.; Wenninger, R.; West, A. T.; Wheatley, M. R.; Whetham, S.; Whitehead, A. M.; Whitehead, B. D.; Whittington, P.; Widdowson, A. M.; Wiesen, S.; Wilkes, D.; Wilkinson, J.; Williams, M.; Wilson, A. R.; Wilson, D. J.; Wilson, H. R.; Wischmeier, M.; Withenshaw, G.; Witts, D. M.; Wojciech, D.; Wojenski, A.; Wood, D.; Wood, S.; Woodley, C.; Woznicka, U.; Wright, J.; Wu, J.; Yao, L.; Yapp, D.; Yavorskij, V.; Yoo, M. G.; Yorkshades, J.; Young, C.; Young, D.; Young, I. D.; Zabolotny, W.; Zacks, J.; Zagorski, R.; Zaitsev, F. S.; Zanino, R.; Zaroschi, V.; Zastrow, K. D.; Zeidner, W.; Ziolkowski, A.; Zoita, V.; Zoletnik, S.; Zychor, I.
2019. Nuclear instruments & methods in physics research / B, 450, 200–204. doi:10.1016/j.nimb.2018.08.028
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
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
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
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
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
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
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, June 23–28, 2019
Pushing the KIT 2 MW Coaxial-Cavity Short-Pulse Gyrotron Towards a DEMO Relevant Design. PhD dissertation
Ruess, S.
2020, March 9. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000117541
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
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
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, Germany, March 9–11, 2020
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
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), Kyiv, Ukraine, December 11–12, 2019
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, Germany, March 9–11, 2020
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
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
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
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
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
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
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
Aufbau eines automatisierten Systems zur Messung von Moden mit sehr hoher Ordnung. bachelor’s thesis
Lutz, F.-C.
2018. Karlsruher Institut für Technologie (KIT)
Auslegung eines übermodigen Übertragungssystems für ein mmW-Hochleistungsradar hoher Bandbreite. master’s thesis
Haas, D.
2019. Karlsruher Institut für Technologie (KIT)
Investigation of Magnetic Potential Wells for Gyrotrons. bachelor’s thesis
Buchelet, H.
2016. Karlsruher Institut für Technologie (KIT)
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
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
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
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
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), Kharkiv, Ukraine, September 10–13, 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), Kharkiv, Ukraine, September 10–13, 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), Kharkiv, Ukraine, September 10–13, 2018
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, Germany, September 9–12, 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, Germany, September 9–12, 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, Germany, September 9–12, 2019
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
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
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, France, September 1–6, 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, France, September 1–6, 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, France, September 1–6, 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, France, September 1–6, 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, France, September 1–6, 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, Germany, September 9–12, 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, Germany, September 9–12, 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, Germany, September 9–12, 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, Germany, September 9–12, 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, Germany, September 9–12, 2019
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
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, May 14–17, 2019
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
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
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
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 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, Germany, June 3–8, 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, Germany, June 3–8, 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, Germany, June 3–8, 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, Germany, June 3–8, 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, Germany, June 3–8, 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, Germany, June 3–8, 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, Germany, June 3–8, 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, Germany, June 3–8, 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, Germany, June 3–8, 2019
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
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
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
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, Germany, September 9–12, 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
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
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
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
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
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
Surface Electron Cyclotron Waves in Plasmas
Girka, V.; Girka, I.; Thumm, M.
2019. Springer International Publishing
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 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
Development of a Flexible Scattering Matrix Code for the Design and Optimization of Circular Waveguide Components. master’s thesis
Engler, M.
2018. Karlsruher Institut für Technologie (KIT)
Multistage Depressed Collector Design Studies for High Power Gyrotrons. master’s thesis
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. master’s thesis
Trumpp, J.
2018. Karlsruher Institut für Technologie (KIT)
Studies Towards a 60 GHz, 1 MW Gyrotron for Collective Thomson Scattering Applications. bachelor’s thesis
Lankau, R.
2016. Karlsruher Institut für Technologie (KIT)
Study of the Influence of Stray Magnetic Fields on the Operation of the European Gyrotron for ITER. bachelor’s thesis
Ell, B.
2016. Karlsruher Institut für Technologie (KIT)
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, Eds.) 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, Eds.) 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, Eds.) 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, Eds.) 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, Eds.) 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, South Korea, April 28–May 1, 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, Germany, April 2–5, 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, March 5–7, 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, South Korea, April 28–May 1, 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, South Korea, April 28–May 1, 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, Germany, March 25–27, 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, March 5–7, 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, March 5–7, 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
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), Nizhny Novgorod, Russia, October 22–25, 2018
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
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
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
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, Germany, September 5–7, 2018
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 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, Ed.) 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
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
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
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
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), Gorodets, Russia, June 17–24, 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, October 22. Terahertz and Microwave Radiation: Generation, Detection and Applications (TERA), Nizhny Novgorod, Russia, October 22 - 25, 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), Gorodets, Russia, June 17–24, 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, September 4–7, 2018
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
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, Germany, September 5–7, 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
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
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
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
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
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, Germany, September 5–7, 2018
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, Germany, September 5–7, 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, Germany, September 5–7, 2018
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
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, September 9–14, 2018
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
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
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, September 9–14, 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
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
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, September 9–14, 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, September 9–14, 2018
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, September 9–14, 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, Germany, March 4–9, 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, India, October 22–27, 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, September 9–14, 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, Germany, May 14–17, 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, Italy, September 16–21, 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, Italy, September 16–21, 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, Italy, September 16–21, 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, Italy, September 16–21, 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, Germany, March 11–16, 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, Germany, March 12–14, 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, Germany, May 14–17, 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, Germany, May 14–17, 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, Germany, May 14–17, 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, Germany, May 14–17, 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, Italy, September 16–21, 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, India, October 22–27, 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, Germany, May 14–17, 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, Germany, May 14–17, 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, Germany, May 14–17, 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, Ed.), 19th International Vacuum Electronics Conference (IVEC 2018), Monterey, CA, USA, April 24–26, 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, April 24–26, 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, India, October 22–27, 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, Germany, March 12–14, 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, Germany, March 12–14, 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, Germany, March 12–14, 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; Temmerman, G., De; 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
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, Ed.), 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, Ed.) 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 (Ed.), 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, Ed.), 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 (Ed.), 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, Ed.) 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, Ed.) 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, Ed.) 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, Ed.) 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, Ed.) 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, Ed.) 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, Ed.) 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, Ed.) 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, Ed.) 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 (Ed.), 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, Ed.), 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, Ed.), 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
Frequency tunable gyrotrons, technology gyrotrons
Thumm, M.
2016. Course on Gyrotrons, Fusion for Energy (F4E), Barcelona, July 20, 2016
Coaxial cavity gyrotrons
Thumm, M.
2016. Course on Gyrotrons, Fusion for Energy (F4E), Barcelona, July 20, 2016
RF window, state of the art of high power gyrotrons
Thumm, M.
2016. Course on Gyrotrons, Fusion for Energy (F4E), Barcelona, July 20, 2016
Cavity uptaper, q.-o.-mode converter, collector
Thumm, M.
2016. Course on Gyrotrons, Fusion for Energy (F4E), Barcelona, July 19, 2016
Electron gun, beam tunnel, magnets
Thumm, M.
2016. Course on Gyrotrons, Fusion for Energy (F4E), Barcelona, July 19, 2016
Principle of gyrotrons
Thumm, M.
2016. Course on Gyrotrons, Fusion for Energy (F4E), Barcelona, July 19, 2016
Zündung des Sonnenfeuers im Wendelstein 7-X Stellarator
Thumm, M.
2016. Treffen der emeritierten und pensionierten Professoren des KIT, Karlsruhe, 12.Juli 2016
Quasi-opticl mode converters and matching optics
Thumm, M.
2016. Course on Gyrotrons, Xi’an Jiaotong University, Xi’an, China, April 8, 2016
Gyrotrons for spectroscopy, gyro-amplifiers
Thumm, M.
2016. Course on Gyrotrons, Xi’an Jiaotong University, Xi’an, China, April 8, 2016
Mode conversion in overmoded waveguides, HE11 balanced hybrid mode, Waveguide bends, beam waveguides
Thumm, M.
2016. Course on Gyrotrons, Xi’an Jiaotong University, Xi’an, China, April 7, 2016
RF window, state of the art of high power gyrotrons
Thumm, M.
2016. Course on Gyrotrons, Xi’an Jiaotong University, Xi’an, China, April 7, 2016
Frequency tunable gyrotrons, technology gyrotrons
Thumm, M.
2016. Course on Gyrotrons, Xi’an Jiaotong University, Xi’an, China, April 6, 2016
Coaxial cavity gyrotrons
Thumm, M.
2016. Course on Gyrotrons, Xi’an Jiaotong University, Xi’an, China, April 6, 2016
W7-X gryrotron, HV power supply
Thumm, M.
2016. Course on Gyrotrons, Xi’an Jiaotong University, Xi’an, China, April 6, 2016
Cavity uptaper, q.-o.-mode converter, collector
Thumm, M.
2016. Course on Gyrotrons, Xi’an Jiaotong University, Xi’an, China, April 5, 2016
Electron gun, beam tunnel, magnets
Thumm, M.
2016. Course on Gyrotrons, Xi’an Jiaotong University, Xi’an, China, April 5, 2016
Principle of gyrotrons
Thumm, M.
2016. Course on Gyrotrons, Xi’an Jiaotong University, Xi’an, China, April 5, 2016
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, Ed.), 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
An improved form of Bessel functions for efficiently and accurately simulating higher order modes in a cylindrical waveguide
Lin, M. C.
2016. 2016 IEEE International Vacuum Electronics Conference (IVEC), Monterey, CA, USA, 19–21 April 2016, Art.Nr. 7561940, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2016.7561940
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
Proposal of an inverse magnetron injection gun for future hollow-cylindrical-cavity high power gyrotrons
Ruess, S.; Avramidis, K.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2016. 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Copenhagen, Denmark, 25–30 September 2016, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2016.7758916
Extension of the multi-frequency ECRH system at ASDEX upgrade
Wagner, D.; Stober, J.; Kircher, M.; Leuterer, F.; Monaco, F.; Munich, 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.; Solyanova, E. A.; Malygin, S. A.
2016. 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Copenhagen, Denmark, 25–30 September 2016, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2016.7758412
Progress on the upgrade of the TCV EC-system with two 1MW dual-frequency gyrotrons
Alberti, S.; Genoud, J.; Goodman, T.; Hogge, J.-P.; Silva, M.; Tran, T. M.; Tran, M. Q.; Avramidis, K.; Pagonakis, I. G.; Jin, J.; Illy, S.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Bin, W.; Garavaglia, S.; Moro, A.; Hermann, V.; Legrand, F.; Rozier, Y.
2016. 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Copenhagen, Denmark, 25–30 September 2016, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2016.7758479
Simulations of the experimental operation of the EU 170 GHz, 1 MW short-pulse prototype gyrotron for ITER
Avramidis, K. A.; Pagonakis, I. G.; Chelis, I. G.; Gantenbein, G.; Ioannidis, Z. C.; Peponis, D. V.; Rzesnicki, T.; Jelonnek, J.
2016. 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Copenhagen, Denmark, 25–30 September 2016, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2016.7758517
Sensitivity analysis of a 140-GHz coaxial gyrotron cavity with corrugations on the inner and outer walls
Peponis, D. V.; Ioannidis, Z. C.; Avramidis, K. A.; Tigelis, I. G.
2016. 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Copenhagen, Denmark, 25–30 September 2016, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2016.7758522
Status and experimental results of the European 1 MW, 170 GHz industrial CW prototype Gyrotron for ITER
Hogge, J.-P.; Albajar, F.; Alberti, S.; Avramidis, K.; Bin, W.; Bonicelli, T.; Braunmueller, F.; Bruschi, A.; Chelis, J.; Frigot, P.-E.; Gantenbein, G.; Hermann, V.; Illy, S.; Ioannidis, Z. C.; Jelonnek, J.; Jin, J.; Kasparek, W.; Kobarg, T.; Latsas, G. P.; Lechte, C.; Lontano, M.; Losert, M.; Pagonakis, I. G.; Rozier, Y.; Rzesnicki, T.; Schlatter, C.; Schmid, M.; Thumm, M.; Tigelis, I. G.; Tran, M. Q.; Vomvoridis, J. L.; Zisis, A. I.
2016. 2016 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Copenhagen, Denmark, 25–30 September 2016, 1–3, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2016.7758398
Impact of emitter ring manufacturing tolerances on electron beam quality in high power gyrotrons
Pagonakis, I. G.; Dammertz, G.; Gantenbein, G.; Illy, S.; Piosczyk, B.; Thumm, M.; Zhang, J.; Jelonnek, J.
2016. 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz), Copenhagen, Denmark, 25-30 Sept. 2016, 1–2, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IRMMW-THz.2016.7758525
Progress in Eurofusion on gyrotron R&D and advanced developments for DEMO
Jelonnek, J.; Aiello, G.; Alberti, S.; Avramidis, K. A.; Braunmüller, F.; Chelis, I.; Franck, J.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Grossetti, G.; Illy, S.; Ioannidis, Z.; Jin, J.; Kalaria, P.; Pagonakis, G.; Peponis, D.; Rzesnicki, T.; Ruess, S.; Scherer, T.; Strauß, D.; Thumm, M.; Tigelis, I.; Tran, M. Q.; Wu, C.; Zhang, J.
2016. Workshop on RF Heating Technology of Fusion Plasmas, Leinsweiler, September 21-23, 2016
Gyrotron-Forschung und -Entwicklung am KIT
Jelonnek, J.; Gantenbein, G.; Avramidis, K.; Franck, J.; Illy, S.; Ioannidis, Z.; Jin, J.; Kalaria, P.; Pagonakis, I.; Ruess, S.; Rzesnicki, T.; Scherer, T.; Schmid, M.; Strauss, D.; Wu, C.; Thumm, M.
2016. Vakuum in Forschung und Praxis, 28 (6), 21–27. doi:10.1002/vipr.201600631
I/O System for A 77/154-GHz, 0.5-MW Dual Regime Gyrotron
Singh Baghel, G.; Illy, S.; Kartikeyan, M. V.
2016. IEEE transactions on electron devices, 63 (11), 4459–4465. doi:10.1109/TED.2016.2604249
Magnetic profile analysis for high power gyrotron
Pagonakis, I. G.; Avramidis, K. A.; Gantenbein, G.; Rzesnicki, T.; Jelonnek, J.
2016. Workshop on RF Heating Technology of Fusion Plasmas, Leinsweiler, September 21-23, 2016
Ongoing developments for the KIT 2-MW 170-GHz coaxial cavity gyrotron
Ruess, S.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2016. Workshop on RF Heating Technology of Fusion Plasma (US-EU-JPN), Leinsweiler, September 21-23, 2016
Wendelstein 7-X Program - Demonstration of a Stellarator Option for Fusion Energy
Wolf, R. C.; Beidler, C. D.; Dinklage, A.; Helander, P.; Laqua, H. P.; Schauer, F.; Sunn Pedersen, T.; Warmer, F.
2016. (Wendelstein 7-X Team, Ed.) IEEE transactions on plasma science, 44 (9), 1466–1471. doi:10.1109/TPS.2016.2564919
Effect of heat loads on the plasma facing components of demo
Igitkhanov, Y.; Fetzer, R.; Bazylev, B.
2016. Fusion engineering and design, 109-111 (Part A), 768–772. doi:10.1016/j.fusengdes.2016.02.002
Status and experimental results of the European 1 MW, 170 GHz industrial CW prototype gyrotron for ITER
Hogge, J. P.; Albajar, F.; Alberti, S.; Avramidis, K.; Bin, W.; Bonicelli, T.; Braunmüller, F.; Bruschi, A.; Chelis, J.; Frigot, P. E.; Gantenbein, G.; Hermann, V.; Illy, S.; Ioannidis, Z. C.; Jelonnek, J.; Jin, J.; Kasparek, W.; Kobarg, T.; Latsas, G. P.; Lechte, C.; Lontano, M.; Losert, M.; Pagonakis, I. G.; Rozier, Y.; Rzesnicki, T.; Schlatter, C.; Schmid, M.; Thumm, M.; Tigelis, I. G.; Tran, M. Q.; Vomvoridis, J. L.; Zisis, A.
2016. 41st International Conference on Infrared, Millimeter and Terahertz Waves, Copenhagen, DK, September 25-30, 2016
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.; Popov, L. G.; Nichiporenko, V. O.; Myasnikov, V. E.; Tai, E. M.; Solyanova, E. A.; Malygin, S. A.
2016. (ASDEX Upgrage Team, Ed.), 41st International Conference on Infrared, Millimeter and Terahertz Waves, Copenhagen, DK, September 25-30, 2016
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.; Cismondo, F.; Granucci, G.; Grossetti, G.; Jelonnek, J.; Jenkins, I.; Kalsey, M.; Kembleton, R.; Mantel Nicolas; Noterdaeme, J.-M.; Rispoli, N.; Simonin, A.; Sonato, P.; Tran, M. Q.; Vincenzi, P.; Wenninger, R.
2016. 29th International Symposium on Fusion Technology (SOFT 2016), Prague, Czechia, September 5–9, 2016
Millimeter-wave gyro-amplifier RADAR systems
Thumm, M.
2016. Deutsches Zentrum für Luft- und Raumfahrt (DLR), Oberpfaffenhofen, 12.September 2016
Pulsed power and high power microwave technologies at IHM
Jelonnek, J.
2016. Deutsches Zentrum für Luft- und Raumfahrt (DLR), Oberpfaffenhofen, 12.September 2016
Investigation on mode eigenvalue limits for stable 236 GHz, 1 MW-class gyrotron operation
Kalaria, P. C.; Avramidis, K. A.; Franck, J.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2016. Proceedings of the 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2016.7561978
Investigation on mode eigenvalue limits for stable 236 GHz, 1 MW-class gyrotron operation
Kalaria, P. C.; Avramidis, K. A.; Franck, J.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2016. 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016
Multistage depressed collector design approach for gyrotron
Pagonakis, I. G.; Wu, C.; Illy, S.; Gantenbein, G.; Jelonnek, J.
2016. Proceedings of the 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2016.7561796
Multistage depressed collector design approach for gyrotron
Pagonakis, I. G.; Wu, C.; Illy, S.; Gantenbein, G.; Jelonnek, J.
2016. 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016
Validation of conformal finite difference time domain method for accurate higher order mode simulations
Lin, M. C.; Jelonnek, J.; Illy, S.; Thumm, M.
2016. Proceedings of the 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2016.7561939
A megawatt-class 220 GHz conventional cavity gyrotron
Kartikeyan, M. V.; Baghel, G. S.; Choudhury, A. R.; Thumm, M.
2016. Proceedings of the 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2016.7561850
Choice of material composition for a high-performance inverted magnetron injection gun
Ruess, S.; Zeng, X.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2016. Proceedings of the 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2016.7561854
3D simulation of a realistic multistage depressed collector for high-power fusion gyrotrons
Wu, C.; Pagonakis, I. G.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2016. Proceedings of the 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2016.7561797
Manufacturing and tests of the European 1 MW, 170 GHz CW gyrotron prototype for ITER
Rozier, Y.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bonicelli, T.; Cismondi, F.; Frigot, P.-E.; Gantenbein, G.; Hermann, V.; Hogge, J.-P.; Jelonnek, J.; Jin, J.; Legrand, F.; Lietaer, G.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.
2016. Proceedings of the 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/IVEC.2016.7561795
Systematic cavity design approach for a multi-frequency gyrotron for DEMO and study of its RF behavior
Kalaria, P. C.; Avramidis, K. A.; Franck, J.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2016. Physics of plasmas, 23 (9), 092503. doi:10.1063/1.4962238
Using Two-Dimensional Distributed Feedback for Synchronization of Radiation from Two Parallel-Sheet Electron Beams in a Free-Electron Maser
Arzhannikov, A. V.; Ginzburg, N. S.; Kalinin, P. V.; Kuznetsov, S. A.; Malkin, A. M.; Peskov, N. Y.; Sergeev, A. S.; Sinitsky, S. L.; Stepanov, V. D.; Thumm, M.; Zaslavsky, V. Y.
2016. Physical review letters, 117 (11), 114801. doi:10.1103/PhysRevLett.117.114801
Guest Editorial The Sixteenth Special Issue on High-Power Microwave Generation
Seviour, R.; Shiffler, D.; Jelonnek, J.; Grabowski, C.; Hemmady, S.; Ang, R. L. K.
2016. IEEE transactions on plasma science, 44 (8), 1257. doi:10.1109/TPS.2016.2593158
An approach to an electronic stability control for gyrotrons
Wilde, F.
2016. Workshop on RF Heating Technology of Fusion Plasma (US-EU-JPN), Leinsweiler, September 21-23, 2016
Recent experimental results with the 1 MW - 170 GHz industrial CW prototype gyrotron for ITER
Ioannidis, Z. C.; Avramidis, K.; Gantenbein, G.; Illy, S.; Jin, J.; Kobarg, T.; Pagonakis, I. G.; Rzesnicki, T.; Schmid, M.; Thumm, M.; Jelonnek, J.; Hermann, V.; Rozier, Y.; Kasparek, W.; Lechte, C.; Alberti, S.; Braunmüller, F.; Hogge, J. P.; Schlatter, C.; Tran, M. Q.; Vomvoridis, J. L.; Chelis, J.; Latsas, G. P.; Tigelis, I. G.; Bruschi, A.; Lontano, M.; Albajar, F.; Bonicelli, T.; Frigot, P. E.
2016. Workshop on RF Heating Technology of Fusion Plasma (US-EU-JPN), Leinsweiler, September 21-23, 2016
Improvement of harmonically deformed launchers for high power gyrotrons
Jin, J.; Gantenbein, G.; Jelonnek, J.; Thumm, M.
2016. Workshop on RF Heating Technology of Fusion Plasma (US-EU-JPN), Leinsweiler, September 21-23, 2016
Development of a vector analysis code for the simulation of electromagnetic fields in the quasi-optical system of gyrotrons
Marek, A.; Jin, J.; Jelonnek, J.; Müller, A.-S.
2016. Workshop on RF Heating Technology of Fusion Plasma (US-EU-JPN), Leinsweiler, September 21-23, 2016
Influence of emitter ring manufacturing tolerances on electron beam quality of high power gyrotrons
Pagonakis, I. G.; Illy, S.; Thumm, M.
2016. Physics of plasmas, 23 (8), Art.Nr.: 083103. doi:10.1063/1.4959113
Direct Voltage Depression Calculation of Arbitrary Electron Beams in Misaligned Coaxial Gyrotron Cavities
Franck, J.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2016. IEEE transactions on electron devices, 63 (9), 3740–3746. doi:10.1109/TED.2016.2592533
Analyzing transient phenomena in the electron gun of high power gyrotrons using the ESRAY beam optics code
Illy, S.; Gantenbein, G.; Pagonakis, I. G.; Rzesnicki, T.; Zhang, J.; Jelonnek, J.
2016. Workshop on RF Heating Technology of Fusion Plasmas, Leinsweiler, September 21-23, 2016
Simulations of the experimental operation of the EU 170 GHz, 1 MW short-pulse prototype gyrotron for ITER
Avramidis, K. A.; Pagonakis, I. G.; Chelis, I. G.; Gantenbein, G.; Ioannidis, Z. C.; Peponis, D. V.; Rzesnicki, T.; Jelonnek, J.
2016. Workshop on RF Heating Technology of Fusion Plasmas, Leinsweiler, September 21-23, 2016
Study of the novel ideas for multistage depressed collector for gyrotrons
Wu, C.; Pagonakis, I.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2016. Workshop on RF Heating Technology of Fusion Plasmas, Leinsweiler, September 21-23, 2016
Multistage depressed collector conceptual design for thin magnetically confined electron beams
Pagonakis, I. G.; Wu, C.; Illy, S.; Jelonnek, J.
2016. Physics of plasmas, 23 (4), Art. Nr. 043114. doi:10.1063/1.4947565
Instability of surface electron cyclotron TM-modes influenced by non-monochromatic alternating electric field
Girka, I. O.; Girka, V. O.; Sydora, R. D.; Thumm, M.
2016. Physics of Plasmas, 23 (6), 062106/1–9. doi:10.1063/1.4953421
A 236 GHz hollow-cavity gyrotron design for DEMO: Current status and operation limits
Kalaria, P. C.; Avramidis, K. A.; Franck, J.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2016. 6th KIT Fusion PhD Student Seminar, Leinsweiler, June 8-9, 2016
Simulation of gyrotron multistage depressed collectors
Wu, C.
2016. 6th KIT Fusion PhD Student Seminar, Leinsweiler, June 8-9, 2016
An optimized inverse magnetron injection gun for high-power future fusion gyrotrons
Ruess, S.
2016. 6th KIT Fusion PhD Student Seminar, Leinsweiler, June 8-9, 2016
Insert misalignment in coaxial gyrotrons. Physical effects and numerical treatment
Franck, J.
2016. 6th KIT Fusion PhD Student Seminar, Leinsweiler, June 8-9, 2016
An approach to an electronic stability control for gyrotrons
Wilde, F.
2016. 6th KIT Fusion PhD Student Seminar, Leinsweiler, June 8-9, 2016
The 10-MW EPSM modulator and other KIT FULGOR gyrotron test facility key components
Schmid, M.; Bader, M.; Epp, A.; Gantenbein, G.; Iten, M.; Jelonnek, J.; Kobarg, T.; Leonhardt, W.; Mellein, D.; Rzesnicki, T.
2016. 29th International Symposium on Fusion Technology (SOFT 2016), Prague, Czechia, September 5–9, 2016
Experimental verification of the European 1 MW, 170 GHz industrial CW prototype gyrotron for ITER
Rzesnicki, T.; Avramidis, K.; Gantenbein, G.; Illy, S.; Jelonnek, J.; Jin, J.; Ioannidis, Z. C.; Losert, M.; Kobarg, T.; Pagonakis, I. G.; Schmid, M.; Thumm, M.; Hermann, V.; Rozier, Y.; Kasparek, W.; Lechte, C.; Alberti, S.; Braunmueller, F.; Hogge, J. P.; Schlatter, C.; Tran, M. Q.; Chelis, J.; Vomvoridis, J. L.; Latsas, G. P.; Tigelis, I. G.; Bruschi, A.; Lontano, M.; Bin, W.; Albajar, F.; Bonicelli, T.; Frigot, P. E.
2016. 29th International Symposium on Fusion Technology (SOFT 2016), Prague, Czechia, September 5–9, 2016
Recent status of gyrotron research and development at KIT as part of the European fusion gyrotron program
Illy, S.; Albajar, F.; Avramidis, K. A.; Bruschi, A.; Franck, J.; Wilde, F.; Gantenbein, G.; Hogge, J. P.; Jin, J.; Kalaria, P.; Pagonakis, I. G.; Rzesnicki, T.; Ruess, S.; Thumm, M.; Tigelis, I. G.; Wu, C.; Zhang, J.; Jelonnek, J.
2016. 5th ITG International Vacuum Electronics Workshop, Bad Honnef, September 8-9, 2016
Influence of emitter surface roughness on high power fusion gyrotron operation
Zhang, J.; Illy, S.; Gr Pagonakis, I.; Avramidis, K. A.; Thumm, M.; Jelonnek, J.
2016. Nuclear fusion, 56 (2), 026002/1–7. doi:10.1088/0029-5515/56/2/026002
Simulation of gyrotron multistage depressed collectors using beam-shape transform and ExB drift
Wu, C.; Pagonakis, I. G.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2016. 5th ITG International Vacuum Electronics Workshop, Bad Honnef, September 8-9, 2016
Insert misallignment in coaxial gyrotrons: Physical effects and numerical treatment
Franck, J.; Avramidis, K. A.; Gantenbein, G.; Illy, S.; Pagonakis, I., Gr.; Thumm, M.; Jelonnek, J.
2016. 5th ITG International Vacuum Electronics Workshop, Bad Honnef, September 8-9, 2016
Operation limits of a 236 GHz hollow-cavity gyrotron for DEMO
Kalaria, P. C.; Avramidis, K. A.; Franck, J.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2016. 5th ITG International Vacuum Electronics Workshop, Bad Honnef, September 8-9, 2016
An inverse magnetron injection gun for the KIT 2-MW coaxial-cavity gyrotron
Ruess, S.; Pagonakis, I. G.; Gantenbein, G.; Illy, S.; Kobarg, T.; Rzesnicki, T.; Thumm, M.; Weggen, J.; Jelonnek, J.
2016. IEEE Transactions on Electron Devices, 63 (5), 2104–2109. doi:10.1109/TED.2016.2540298
Impact of emitter ring manufacturing tolerances on electron beam quality in high power gyrotrons
Pagonakis, I. G.; Dammertz, G.; Gantenbein, G.; Illy, S.; Piosczyk, B.; Thumm, M.; Zhang, J.; Jelonnek, J.
2016. 41st International Conference on Infrared, Millimeter and Terahertz Waves, Copenhagen, DK, September 25-30, 2016
Simulations of the experimental operation of the EU 170 GHz, 1 MW short-pulse prototype gyrotron for ITER
Avramidis, K. A.; Pagonakis, I. G.; Chelis, I., G.; Gantenbein, G.; Ioannidis, Z. C.; Peponis, D. V.; Rzesnicki, T.; Jelonnek, J.
2016. 41st International Conference on Infrared, Millimeter and Terahertz Waves, Copenhagen, DK, September 25-30, 2016
Progress on the upgrade of the TCV EC-system with two 1MW dual-frequency gyrotrons
Alberti, S.; Genoud, J.; Goodman, T.; Hogge, J.-P.; Silva, M.; Tran, T. M.; Tran, M. Q.; Avramidis, K.; Pagonakis, I. G.; Jin, J.; Illy, S.; Gantenbein, G.; Jelonnek, J.; Thumm, M.; Bin, W.; Garavaglia, S.; Moro, A.; Hermann, V.; Legrand, F.; Rozier, Y.
2016. 41st International Conference on Infrared, Millimeter and Terahertz Waves, Copenhagen, DK, September 25-30, 2016
Proposal of an inverse magnetron injection gun for future hollow-Cylindrical-cavity high power gyrotrons
Ruess, S.; Avramidis, K.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2016. 41st International Conference on Infrared, Millimeter and Terahertz Waves, Copenhagen, DK, September 25-30, 2016
Preliminary studies on multistage depressed collectors for fusion gyrotrons
Wu, C.; Pagonakis, I.; Illy, S.; Thumm, M.; Gantenbein, G.; Jelonnek, J.
2016. Proceedings of the 10th German Microwave Conference (GeMiC), Bochum, March 14-16, 2016, 365–368, IMATech e.V. doi:10.1109/GEMIC.2016.7461632
Preliminary studies on multistage depressed collectors for fusion gyrotrons
Wu, C.; Pagonakis, I.; Illy, S.; Thumm, M.; Gantenbein, G.; Jelonnek, J.
2016. 10th German Microwave Conference (GeMiC 2016), Bochum, Germany, March 14–16, 2016
Experimental results and outlook of the 2 MW 170 GHz coaxial-cavity gyrotron towards long pulse operation
Ruess, S.; Rzesnicki, T.; Pagonakis, I. G.; Kobarg, T.; Fuchs, M.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2016. Proceedings of the 10th German Microwave Conference (GeMiC), Bochum, March 14-16, 2016, 369–372, IMATech e.V. doi:10.1109/GEMIC.2016.7461633
A fast frequency step-tunable 236 GHz gyrotron design for DEMO
Kalaria, P.; Avramidis, K. A.; Franck, J.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2016. Proceedings of the 10th German Microwave Conference (GeMiC), Bochum, March 14-16, 2016, 377–380, IMATech e.V. doi:10.1109/GEMIC.2016.7461635
Dynamics and Spectral Composition of Subterahertz Emission From Plasma Column Due to Two-Stream Instability of Strong Relativistic Electron Beam
Arzhannikov, A. V.; Burdakov, A. V.; Burmasov, V. S.; Ivanov, I. A.; Kasatov, A. A.; Kuznetsov, S. A.; Makarov, M. A.; Mekler, K. I.; Polosatkin, S. V.; Popov, S. S.; Postupaev, V. V.; Rovenskikh, A. F.; Sinitsky, S. L.; Sklyarov, V. F.; Stepanov, V. D.; Timofeev, I. V.; Thumm, M. K. A.
2016. IEEE transactions on terahertz science and technology, 6 (2), 245–252. doi:10.1109/TTHZ.2016.2525783
Status and recent results of the European 1 MW, 170 GHz gyrotron prototype for ITER
Gantenbein, G.; Avramidis, K.; Illy, S.; Jin, J.; Losert, M.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.; Alberti, S.; Braunmueller, F.; Hogge, J. P.; Schlatter, C.; Tran, M. Q.; Chelis, J.; Vomvoridis, J. L.; Ioannidis, Z. C.; Latsas, G. P.; Tigelis, I. G.; Bruschi, A.; Lontano, M.; Hermann, V.; Rozier, Y.; Albajar, F.; Bonicelli, T.; Frigot, P. E.; Lechte, C.; Kasparek, W.
2016. 19th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-19), Gandhinagar Gujarat, IND, April 4-7, 2016
Design considerations for future DEMO gyrotrons: A review on related gyrotron activities within EUROfusion
Jelonnek, J.; Aiello, G.; Alberti, A.; 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.
2016. 29th International Symposium on Fusion Technology (SOFT 2016), Prague, Czechia, September 5–9, 2016
Studies of transient phenomena in the magnetron injection gun of high power gyrotrons using the ESRAY beam optics code
Illy, S.; Gantenbein, G.; Pagonakis, I. G.; Resznicki, T.; Zhang, J.; Jelonnek, J.
2016. 43rd IEEE International Conference on Plasma Science (ICOPS 2016), Banff, CDN, June 19-23, 2016. Book of Abstracts
Validation of conformal finite difference time domain method for accurate higher order mode simulations
Lin, M. C.; Jelonnek, J.; Illy, S.; Thumm, M.
2016. 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016
The development of the European 1 MW, 170 GHz CW gyrotron for the ITER electron cyclotron heating system
Albajar, F.; Alberti, S.; Avramidis, K.; Bin, W.; Bonicelli, T.; Braunmueller, F.; Bruschi, A.; Cau, F.; Chelis, J.; Cismondi, F.; Darbos, C.; Frigot, P. E.; Gantenbein, G.; Henderson, M.; Hermann, V.; Hogge, J. P.; Illy, S.; Ioannidis, Z. C.; Jelonnek, J.; Jin, J.; Kasparek, W.; Kobarg, T.; Latsas, G. P.; Lechte, C.; Lontano, M.; Losert, M.; Pagonakis, I. G.; Rozier, Y.; Rzesnicki, T.; Schlatter, C.; Schmid, M.; Thumm, M.; Tigelis, I. G.; Tran, M. Q.; Vomvoridis, J. L.
2016. 26th IAEA Fusion Energy Conference (FEC), Kyoto, J, October 17-22, 2016
Choice of material composition for a high-performance inverted magnetron injection gun
Ruess, S.; Zeng, X.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.; Jelonnek, J.
2016. 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016
Manufacturing and tests of the European 1 MW, 170 GHz CW gyrotron prototype for ITER
Rozier, Y.; Albajar, F.; Alberti, S.; Avramidis, K. A.; Bonicelli, T.; Cismondi, F.; Frigot, P.-E.; Gantenbein, G.; Hermann, V.; Hogge, J.-P.; Jelonnek, J.; Jin, J.; Legrand, F.; Lietaer, G.; Pagonakis, I. G.; Rzesnicki, T.; Thumm, M.
2016. 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016
A megawatt-class 220 GHz conventional cavity gyrotron
Kartikeyan, M. V.; Baghel, G. S.; Choudhury, A. R.; Thumm, M.
2016. 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016
Progress in conceptual design of DEMO EC system
Garavaglia, S.; Bruschi, A.; Granucci, G.; Grossetti, G.; Jelonnek, J.; Moro, A.; Poli, E.; Rispoli, N.; Strauss, D.; Tran, Q. M.; Franke, T.
2016. 19th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-19), Gandhinagar Gujarat, IND, April 4-7, 2016
Conceptual design of the DEMO EC-system: main developments and R&D achievements
Granucci, G.; Jelonnek, J.; Aiello, G.; Alberti, S.; Avramidis, K. A.; Braunmüller, F.; Bruschi, A.; Chelis, J.; Franck, J.; Gantenbein, G.; Garavaglia, S.; Grossetti, G.; Illy, S.; Ioannidis, Z.; Kalaria, P.; Moro, A.; Pagonakis, I. G.; Poli, E.; Rispoli, N.; Rzesnicki, T.; Scherer, T.; Strauss, D.; Thumm, M.; Tigelis, I.; Wu, C.; Franke, T.; Tran, M. Q.
2016. 26th IAEA Fusion Energy Conference (FEC), Kyoto, J, October 17-22, 2016
EU DEMO1 2015 heating and current drive: physics and technology
Tran, M. Q.; Franke, T.; Granucci, G.; Jelonnek, J.; Jenkins, I.; Noterdaeme, J. M.; Simonin, A.; Sonato, P.; Wenninger, R.; Zohm, H.
2016. 26th IAEA Fusion Energy Conference (FEC), Kyoto, J, October 17-22, 2016
Experimental results and outlook of the 2 MW 170 GHz coaxial-cavity gyrotron towards long pulse operation
Ruess, S.; Rzesnicki, T.; Pagonakis, I. G.; Kobarg, T.; Fuchs, M.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2016. 10th German Microwave Conference (GeMiC 2016), Bochum, Germany, March 14–16, 2016
A fast frequency step-tunable 236 GHz gyrotron design for DEMO
Kalaria, P.; Avramidis, K. A.; Franck, J.; Gantenbein, G.; Illy, S.; Pagonakis, I. G.; Thumm, M.; Jelonnek, J.
2016. 10th German Microwave Conference (GeMiC 2016), Bochum, Germany, March 14–16, 2016
Progress in EUROfusion WP HCD EC gyrotron R&D and advanced developments for DEMO
Jelonnek, J.; Aiello, G.; Alberti, S.; Avramidis, K. A.; Braunmüller, F.; Franck, J.; Franke, T.; Gantenbein, G.; Garavaglia, S.; Granucci, G.; Grossetti, G.; Illy, S.; Ionnidis, Z.; Jin, J.; Kalaria, P.; Pagonakis, I. G.; Rzesnicki, T.; Ruess, S.; Scherer, T.; Strauss, D.; Thumm, M.; Tigelis, I.; Tran, M. Q.; Wu, C.; Zhang, J.
2016. 19th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-19), Gandhinagar Gujarat, IND, April 4-7, 2016
3D simulation of a realistic multistage depressed collector for high-power fusion gyrotrons
Wu, C.; Pagonakis, I. G.; Illy, S.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2016. 17th International Vacuum Electronics Conference (IVEC 2016), Monterey, CA, April 19-21, 2016
Selectivity Properties of Coaxial Gyrotron Cavities With Mode Converting Corrugations
Ioannidis, Z. C.; Avramidis, K. A.; Tigelis, I. G.
2016. IEEE Transactions on Electron Devices, 63 (3), 1299–1306. doi:10.1109/TED.2016.2518217
Electron trapping mechanisms in magnetron injection guns
Pagonakis, I. G.; Piosczyk, B.; Zhang, J.; Illy, S.; Rzesnicki, T.; Hogge, J.-P.; Avramidis, K.; Gantenbein, G.; Thumm, M.; Jelonnek, J.
2016. Physics of Plasmas, 23 (2), 023105. doi:10.1063/1.4941705
Chemical compatibility of Eurofer steel with sodium-potassium NaK-78 eutectic alloy
Abou-Sena, A.; Arbeiter, F.; Baumgaertner, S.; Boettcher, T.; Heinzel, A.; Piecha, H.; Zinn, K.
2016. Fusion engineering and design, 103, 31–37. doi:10.1016/j.fusengdes.2015.12.006