Zobrazeno 1 - 10
of 834
pro vyhledávání: '"Thumm Manfred"'
Publikováno v:
EPJ Web of Conferences, Vol 203, p 04008 (2019)
Numerically optimized launchers for the quasi-optical output coupler of high power gyrotrons have been developed to provide RF beams with high Gaussian mode content. Generally, the profiles of numerically optimized launchers are quite complicated, so
Externí odkaz:
https://doaj.org/article/1ecd0367dbf246a284e88c6f6af19561
Autor:
Avramidis Konstantinos A., Ruess Tobias, Mentgen Felix, Jin Jianbo, Wagner Dietmar, Gantenbein Gerd, Illy Stefan, Ioannidis C., Laqua Heinrich P., Pagonakis Ioannis Gr., Rzesnicki Tomasz, Thumm Manfred, Wolf Robert C., Jelonnek John
Publikováno v:
EPJ Web of Conferences, Vol 203, p 04003 (2019)
Studies towards a 1.5 MW, 140 GHz CW gyrotron, with the capability of MW-class operation also at 175 GHz, are ongoing at Karlsruhe Institute of Technology in view of a possible future upgrade of the ECRH system of the stellarator W7-X. The upgrade of
Externí odkaz:
https://doaj.org/article/161b003ed754406f876fb4a0278b8feb
Autor:
Ruess Tobias, Avramidis Konstantinos, Gantenbein Gerd, Illy Stefan, Ioannidis Zisis, Jin Jianbo, Kalaria Parth, Pagonakis Ioannis Gr., Ruess Sebastian, Rzesnicki Tomasz, Thumm Manfred, Jelonnek John
Publikováno v:
EPJ Web of Conferences, Vol 203, p 04014 (2019)
The 170 GHz 2 MW TE34,19-mode coaxial-cavity modular short-pulse pre-prototype gyrotron at KIT was recently modified in order to verify the multi-megawatt coaxial-cavity technology at longer pulses. In parallel, theoretical investigations on a possib
Externí odkaz:
https://doaj.org/article/811fdb7980514c108640a23c7bc3c187
Autor:
Ioannidis Zisis, Rzesnicki Tomasz, Albajar Ferran, Alberti Stefano, Avramidis Konstantinos, Bin William, Bonicelli Tulio, Bruschi Alex, Chelis Ioannis, Fanale Francesco, Gantenbein Gerd, Hermann Virgille, Hogge Jean-Philippe, Illy Stefan, Jin Jianbo, Jelonnek John, Kasparek Walter, Latsas George, Lechte Carsten, Legrand François, Pagonakis Ioannis, Sanchez Francisco, Schmid Martin, Schlatter Christian, Thumm Manfred, Tigelis Ioannis, Tran Minh Quang, Zisis Anastasios, Zein Andy
Publikováno v:
EPJ Web of Conferences, Vol 203, p 04006 (2019)
The European 1 MW, 170 GHz industrial CW prototype gyrotron has been designed within EGYC (European GYrotron Consortium) in collaboration with the industrial partner Thales Electron Devices (TED) and under the coordination of Fusion for Energy (F4E).
Externí odkaz:
https://doaj.org/article/36a612f88df34ea687d0a01d967ea573
Autor:
Illy Stefan, Avramidis Konstantinos A., Gantenbein Gerd, Ioannidis Zisis, Jin Jianbo, Kalaria Parth C., Pagonakis Ioannis Gr., Ruess Sebastian, Ruess Tobias, Rzesnicki Tomasz, Thumm Manfred, Jelonnek John
Publikováno v:
EPJ Web of Conferences, Vol 203, p 04005 (2019)
Coaxial-cavity gyrotrons are microwave sources that can extend the possible power levels of hollow cavity gyrotrons significantly and make them attractive for future fusion experiments and power plants. KIT already demonstrated operation of a modular
Externí odkaz:
https://doaj.org/article/c80659ca46fe488abda63047508d9f20
Autor:
Pagonakis Ioannis, Alberti Stefano, Avramidis Konstantinos, Legrand Francois, Gantenbein Gerd, Genoud Jérémy, Hogge Jean-Philippe, Illy Stefan, Ioannidis Zisis, Kalaria Parth, Piosczyk Bernhard, Ruess Sebastian, Ruess Tobias, Rzesnicki Tomasz, Tran Minh-Quang, Tran† Trach-Minh, Thumm Manfred, Vomvoridis Ioannis, Jelonnek John
Publikováno v:
EPJ Web of Conferences, Vol 203, p 04011 (2019)
The magnetron injection gun (MIG) is one of the most critical subcomponents in gyrotrons. The electron beam, which has the primary role on the gyrotron operation, is generated and configured at this part of the tube. The electron beam properties dete
Externí odkaz:
https://doaj.org/article/55ae9ba29f72438586774dfff04137a0
Autor:
Sanchez Francisco, Albajar Ferran, Lo Bue Alessandro, Alberti Stephano, Avramidis Konstantinos, Bonicelli Tullio, Bruschi Alex, Gantenbein Gerd, Hogge Jean-Philippe, Illy Stefan, Ioannidis Zisis, Leggieri Alberto, Legrand François, Pagonakis Ioannis, Perial Etienne, Rzesnicki Tomasz, Thumm Manfred, Tigelis Ioannis
Publikováno v:
EPJ Web of Conferences, Vol 203, p 04015 (2019)
The EU gyrotron for the ITER Electron Cyclotron (EC) heating system has been developed in coordinated efforts of the EGYC Consortium, Thales ED (TED) and Fusion for Energy (F4E) and under the supervision of ITER Organization Central Team. After the s
Externí odkaz:
https://doaj.org/article/ebdbf90a039946588e423fe10179422d
Autor:
Jelonnek John, Aiello Gaetano, Alberti Stefano, Avramidis Konstantinos, Bruschi Alex, Chelis Ioannis, Franke Thomas, Gantenbein Gerd, Garavaglia Saul, Granucci Gustavo, Grossetti Giovanni, Illy Stefan, Ioannidis Zisis, Jin Jianbo, Kalaria Parth, Latsas George, Pagonakis Ioannis, Peponis Dimitrios, Rzesnicki Tomasz, Ruess Sebastian, Ruess Tobias, Scherer Theo, Schmid Martin, Strauss Dirk, Wu Chuanren, Thumm Manfred, Tigelis Ioannis, Tran Minh Quang, Wilde Fabian, Zein Andy
Publikováno v:
EPJ Web of Conferences, Vol 203, p 04007 (2019)
During the ongoing pre-concept phase (2014 – 2020) for a possible future European DEMOnstration Fusion Power Plant (DEMO) the activities within EUROfusion WP HCD EC Gyrotron R&D and Advanced Developments are focusing on options for near-term soluti
Externí odkaz:
https://doaj.org/article/b8e1e8d9c81c4b13a708ed63a2d71713
Autor:
Miyazaki, Akira, Lofnes, Tor, Caspers, Fritz, Spagnolo, Paolo, Jelonnek, John, Ruess, Tobias, Steinmann, Johannes L., Thumm, Manfred
A dark photon is one of the simplest extensions of the Standard Model of particle physics and can be a dark matter candidate. Dark photons kinetically mix with ordinary photons. The mass range from $10^{-4}$ to $10^{-3}$ eV of such dark photons is un
Externí odkaz:
http://arxiv.org/abs/2212.01139
Autor:
Thumm Manfred
Publikováno v:
EPJ Web of Conferences, Vol 187, p 01020 (2018)
Externí odkaz:
https://doaj.org/article/73fc1382f2074a4794715191d6aeeeda