Publications of H. P. Laqua

Talk (175)

361.
Talk
Wilde, F.; Laqua, H. P.; Marsen, S.; Stange, T.; Avramidis, K. A.; Gantenbein, G.; Jelonnek, J.; Illy, S.; Pagonakis, I.G.; Thumm, M.: Measurements of Satellite Modes in 140 GHz Wendelstein 7-X Gyrotrons: an Approach to an Electronic Stability Control. 18th International Vacuum Electronics Conference (IVEC 2017), London (submitted)
362.
Talk
Laqua, H. P.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Commissioning and First Plasma Operation at the Wendelstein 7-X Stellarator. 25th International Toki Conference (ITC 25), Toki (2015)
363.
Talk
Moseev, D.; Laqua, H. P.; Stange, T.; Marsen, S.; Braune, H.; Erckmann, V.; Gellert, F.; Oosterbeek, H.: Experimental investigation of the ECRH stray radiation during the start-up phase in Wendelstein 7-X. 19th Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (EC-19), Gandhinagar Gujarat (submitted)
364.
Talk
Stange, T.; Hartfuss, H.-J.; Hirsch, M.; Höfel, U.; Laqua, H. P.; Marsen, S.; Moseev, D.; Wolf, R. C.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Mikrowellenheizung und -diagnostik: Leistungsstarke Werkzeuge zum Betrieb von Wendelstein 7-X. DPG-Frühjahrstagung der Sektion Atome, Moleküle, Quantenoptik und Plasmen (SAMOP), Hannover (submitted)
365.
Talk
Stange, T.; Laqua, H. P.; Hartfuss, H.-J.; Hirsch, M.; Marsen, S.; Preynas, M.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Plasma Start-up and Wall Conditioning with ECRH in Wendelstein 7-X. 20th International Stellarator-Heliotron Workshop (ISHW), Greifswald (2015)
366.
Talk
Wolf, R. C.; Beidler, C. D.; Dinklage, A.; Helander, P.; Laqua, H. P.; Schauer, F.; Pedersen, T. S.; Warmer, F.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Wendelstein 7-X Programme – Demonstration of a Stellarator Option for Fusion Energy. 26th IEEE Symposium on Fusion Engineering (SOFE 2015), Austin, TX (submitted)
367.
Talk
Kasparek, W.; Lechte, C.; Plaum, B.; Zeitler, A.; Erckmann, V.; Laqua, H. P.; Weißgerber, M.; Bechtold, A.; Busch, M.; Szcepaniak, B.: Remote-steering Launchers for the ECRH system on the Stellarator W7-X. 18th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Nara (2014)
368.
Talk
Preynas, M.; Kobayashi, S.; Kubo, S.; Laqua, H. P.; Nagasaki, K.; Shimozuma, T.; Stange, T.; Assmus, D.; Igami, H.; Kado, S. et al.; Mutoh, T.; Otte, M.; Yoshimura, Y.: Experimental characterization of plasma start-up using ECRH in preparation of W7-X operation. 18th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Nara (2014)
369.
Talk
Laqua, H. P.; Podoba, Y. Y.; Otte, M.; Stange, T.; Dostal, M.; Preinhaelter, J.; Preynas, M.; Marsen, S.; Warr, G. B.; Birus, D. et al.; Zhang, D.; Zhang, X.; Chlechowitz, E.; Lingertat, J.; Assmus, D.; Horvath, K.; Rodatos, A.; Urban, J.; Wauters, T.: Overview of 13 years RF-experiments at the WEGA-Stellarator. 9th International Workshop "Strong Microwaves and Terahertz Waves: Sources and Applications", Nizhny Novgorod (submitted)
370.
Talk
Marushchenko, N. B.; Erckmann, V.; Beidler, C. D.; Geiger, J.; Laqua, H. P.; Helander, P.; Maassberg, H.; Turkin, Y.: ECRH scenario with selective heating of trapped/passing electrons in the W7-X Stellarator. 18th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Nara (2014)
371.
Talk
Preynas, M.; Laqua, H. P.; Otte, M.; Stange, T.; Wauters, T.; Kim, H. T.; Assmus, D.; Igami, H.; Kado, S.; Kobayashi, S. et al.; Kubo, S.; Mutoh, T.; Nagasaki, K.; Shimozuma, T.; Yoshimura, Y.: Characterisation of plasma start-up using ECRH in preparation of W7-X operation. 78. DPG-Jahrestagung und Frühjahrstagung der Sektion AMOP, Berlin (2014)
372.
Talk
Stange, T.; Laqua, H. P.; Dostal, M.; Otte, M.: Erzeugung relativistischer Elektronen über nichtresonante RF-Heizverfahren. 78. DPG-Jahrestagung und Frühjahrstagung der Sektion AMOP, Berlin (2014)
373.
Talk
Stange, T.; Laqua, H. P.; Dostal, M.; Otte, M.; Preynas, M.: Non resonant heating methods at the WEGA stellarator. 9th International Workshop "Strong Microwaves and Terahertz Waves: Sources and Applications", Nizhny Novgorod (submitted)
374.
Talk
Laqua, H. P.; Chlechowitz, E.; Fuchs, V.; Otte, M.; Stange, T.: Plasma Heating and Current Drive by Stochastic Acceleration of Relativistic Electrons at the WEGA Stellarator. 55th Annual Meeting of the APS Division of Plasma Physics, Denver, CO (2013)
375.
Talk
Hirsch, M.; Erckmann, V.; Hathiramani, D.; König, R.; Köppen, M.; Laqua, H. P.; Oosterbeek, J.; W7-X Team: The impact of microwave stray radiation to in-vessel diagnostic components. International Conference on Fusion Reactor Diagnostics, Varenna (2013)
376.
Talk
Preynas, M.; Laqua, H. P.; Otte, M.; Stange, T.; Aßmus, D.: Study of plasma start-up assisted by second harmonic electron cyclotron heating: from experiment to modeling. 40th EPS Conference on Plasma Physics, Espoo (2013)
377.
Talk
Laqua, H. P.: Wendelstein 7-X: Testing the Reactor Relevance of the Stellarator Concept with ECRH. 7th IAEA Technical Meeting on Steady State Operation of Magnetic Fusion Devices, Aix en Provence (2013)
378.
Talk
Laqua, H. P.; Braune, H.; Erckmann, V.; Gantenbein, G.; Jelonnek, J.; Michel, G.; Kasparek, W.; Kern, S.; Klinger, T.; Plaum, B. et al.; Lechte, C.; Schmid, M.; Sunn Pedersen, T.; Wolf, R. C.: Status W7-X ECRH. 24th Joint Russian-German Workshop on ECRH and Gyrotrons, Nizhny Novgorod (2012)
379.
Talk
Laqua, H. P.; Chlechowitz, E.; Stange, T.; Otte, M.: Stochastic Landau Type Acceleration of MeV Electrons at WEGA. 24th Joint Russian-German Workshop on ECRH and Gyrotrons, Nizhny Novgorod (2012)
380.
Talk
Erckmann, V.; Kasparek, W.; Plaum, B.; Lechte, C.; Petelin, M. I.; Braune, H.; Gantenbein, G.; Laqua, H. P.; Lubiako, L.; Marushchenko, N. et al.; Michel, G.; Turkin, Y.; Weissgerber, M.; W7-X ECRH Team at IPP Greifswald; W7-X ECRH Team at IPF Stuttgart; W7-X ECRH Team at KIT: Large Scale CW ECRH Systems: Some Considerations. 17th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-17), Deurne (2012)
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