Moseev D, Laqua HP, Stange T, Abramovic I, Nielsen SK, Äkäslompolo S, Avramidis K, Braune H, Gantenbein G, Illy S, et al. Collective Thomson Scattering Diagnostic for Wendelstein 7-X at 175 GHz. Journal of Instrumentation [Internet]. 2020;15. Website

Marek A, Avramidis KA, Ginzburg NS, Haas D, Illy S, Jin J, Thumm M, Jelonnek J. Simple Feedback System for Passive Mode Locked Gyro-Devices at 263 GHz. In: GeMIC 2020 - Proceedings of the 2020 German Microwave Conference. ; 2020. pp. 56-59. Website

Pagonakis IG, Avramidis KA, Gantenbein G, Illy S, Ioannidis ZC, Jin J, Kalaria P, Piosczyk B, Ruess S, Ruess T, et al. Triode magnetron injection gun for the KIT 2 MW 170 GHz coaxial cavity gyrotron. Physics of Plasmas [Internet]. 2020;27. Website

Glyavin MY, Tsvetkov AI, Pagonakis IG, Jelonnek J, Avramidis KA, Mitsudo S. The project of a 2nd harmonic 0.78 THz gyrotron with a coaxial cavity. In: Proceedings of SPIE - The International Society for Optical Engineering. Vol. 11582. ; 2020. Website

Hogge J-P, Alberti S, Avramidis KA, Bruschi A, Bin W, Cau F, Cismondi F, Dubray J, Fasel D, Gantenbein G, et al. Megawatt power generation of the dual-frequency gyrotron for TCV at 84 and 126 GHz, in long pulses. In: AIP Conference Proceedings. Vol. 2254. ; 2020. Website

Aiello G, Schreck S, Avramidis KA, Franke T, Gantenbein G, Jelonnek J, Meier A, Scherer T, Strauss D, Thumm M, et al. Towards large area CVD diamond disks for Brewster-angle windows. Fusion Engineering and Design [Internet]. 2020;157. Website

Shcherbinin VI, Moskvitina YK, Avramidis KA, Jelonnek J. Improved Mode Selection in Coaxial Cavities for Subterahertz Second-Harmonic Gyrotrons. IEEE Transactions on Electron Devices [Internet]. 2020;67:2933-2939. Website

Marek A, Avramidis K, Ginzburg N, Illy S, Jelonnek J, Jin J, Thumm M. Extended Feedback System for Coupled Sub-THz Gyro-Devices to Provide New Regimes of Operation. IEEE Transactions on Electron Devices [Internet]. 2020;67:5729-5735. Website

Illy S, Avramidis KA, Ioannidis ZC, Aiello G, Benin P, Chelis I, Dinklage A, Gantenbein G, Jelonnek J, Jin J, et al. Recent Development of a 1.5 MW, 140 GHz Continuous-Wave Gyrotron for the Upgraded ECRH System at W7-X. In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. Vol. 2020-November. ; 2020. pp. 462-463. Website

Ioannidis ZC, Rzesnicki T, Avramidis KA, Gantenbein G, Illy S, Jin J, Krier L, Pagonakis IG, Ruess S, Schmid M, et al. Operation of the Modular KIT 170 GHz - 2 MW Longer-Pulse Coaxial-Cavity Gyrotron with Pulses up to 50 ms. In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. Vol. 2020-November. ; 2020. pp. 433-434. Website

Ruess T, Avramidis KA, Gantenbein G, Illy S, Rzesnicki T, Thumm M, Jelonnek J. Theoretical Study on the Possibility for Stepwise Tuning of the Frequency of the KIT 2 MW 170/204 GHz Coaxial-Cavity Gyrotron. In: International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. Vol. 2020-November. ; 2020. pp. 435-436. Website

Krier L, Pagonakis IG, Avramidis KA, Gantenbein G, Illy S, Jelonnek J, Jin J, Laqua HP, Marek A, Moseev D, et al. Theoretical investigation on possible operation of a 140 GHz 1 MW gyrotron at 175 GHz for CTS plasma diagnostics at W7-X. Physics of Plasmas [Internet]. 2020;27. Website