Publications of H. P. Laqua

Laqua, H. P.; Chlechowitz, E.; Glaubitz, M.; Marsen, S.; Stange, T.; Otte, M.; Zhang, D.; Preinhaelter, J.; Urban, J.: 28 GHz EBW Heating, Current Drive and Emission Experiments at the WEGA Stellarator. In: Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-16): Proceedings of the 16th Joint Workshop, pp. 263 - 268 (Ed. Prater, R.). 16th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-16), Sanja, April 12, 2010 - April 15, 2010. World Scientific Publishing Co., Singapore (2011)

Zhang, D.; Burhenn, R.; Glaubitz, M.; König, R.; Laqua, H. P.; Marsen, S.; Stange, T.; Otte, M.; WEGA Team: Simulation of the Spectrally-resolved Plasma Radiation in the WEGA Stellarator and Comparison with Bolometer Measurements. In: 38th European Physical Society Conference on Plasma Physics. Contributed Papers, PD5.01 (Eds. Becoulet, A.; Hoang, T.; Stroth, U.). 38th EPS Conference on Plasma Physics, Strasbourg, June 27, 2011 - July 01, 2011. European Physical Society, Geneva (2011)

Zhang, D.; Burhenn, R.; Hirsch, M.; Laqua, H. P.; König, R.; Oosterbeek, J. W.; Baldzuhn, J.; Grodzki, P. A.; Ewert, K.; Grosser, K. et al.; Cardella, A.; W7-X Team: Supression of High-power Microwave Impact onto Diagnostic Detectors during ECR-heating on Fusion Plasmas. In: 38th European Physical Society Conference on Plasma Physics. Contributed Papers, P5.056 (Eds. Becoulet, A.; Hoang, T.; Stroth, U.). 38th EPS Conference on Plasma Physics, Strasbourg, June 27, 2011 - July 01, 2011. European Physical Society, Geneva (2011)

Otte, M.; Belapure, J.; Chlechowitz, E.; Glaubitz, M.; Hasinger, G.; Huber, B.; Krychowiak, M.; Laqua, H. P.; Marsen, S.; Müller, E. et al.; Schlosser, D. M.; Stange, T.; Wagner, F.; Weller, A.; Wolf, R.; Zhang, D.: Diagnostic Development for Wendelstein 7-X at the WEGA Stellarator. In: 37th European Physical Society Conference on Plasma Physics. Contributed Papers, P5.125 (Ed. McKenna, C.). 37th EPS Conference on Plasma Physics, Dublin, June 21, 2010 - June 25, 2010. European Physical Society, Geneva (2010)

Braune, H.; Erckmann, V.; Illy, S.; Laqua, H. P.; Michel, G.; Noke, F.; Purps, F.; W7-X ECRH Team at IPP; W7-X ECRH Team at FZK: Transverse field collector sweeping for the W7-X gyrotrons-modulation techniques. In: Proceedings of the 34th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz 2009). 34th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2009), Busan, September 21, 2009 - September 25, 2009. IEEE, Piscataway, NJ (2009)

Braune, H.; Erckmann, V.; Illy, S.; Laqua, H. P.; Noke, F.; Purps, F.; Schmid, M.: Advanced transverse field collector sweeping for high power gyrotrons. In: Strong Microwaves: Sources and Applications. Proceedings of the 7th International Workshop, pp. 149 - 153 (Ed. Litvak, A. G.). 7th International Workshop on Strong Microwaves in Plasma: Sources and Applications, Nizhny Novgorod, July 27, 2008 - August 02, 2008. Russian Academy of Sciences, Nizhny Novgorod (2009)

Erckmann, V.; Brand, P.; Braune, H.; Gantenbein, G.; Kasparek, W.; Laqua, H. P.; Lechte, C.; Marushchenko, N. B.; Michel, G.; Thumm, M. et al.; Turkin, Y.; Weissgerber, M.; W7-X ECRH Team at IPP Greifswald; W7-X ECRH Team at FZK Karlsruhe; W7-X ECRH Team at IPF Stuttgart: The 10 MW, CW, ECRH-Plant for W7-X: status and high power performance. In: Strong Microwaves: Sources and Applications. Proceedings of the 7th International Workshop, pp. 60 - 69 (Ed. Litvak, A. G.). 7th International Workshop on Strong Microwaves: Sources and Applications, Nizhny Novgorod, July 27, 2008 - August 02, 2008. Russian Academy of Sciences, Nizhny Novgorod (2009)

Erckmann, V.; Braune, H.; Laqua, H. P.; Marushchenko, N. B.; Michel, G.; Turkin, Y.; Weissgerber, M.; Gantenbein, G.; Thumm, M.; Brand, P. et al.; Kasparek, W.; Lechte, C.; W7-X ECRH Team IPP Greifswald; W7-X ECRH Team FZK Karlsruhe; W7-X ECRH Team IPF Stuttgart: The 10 MW, CW, ECRH-Plant for W7-X: status and high power performance. In: Proceedings of the 15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-15), pp. 427 - 432 (Ed. Lohr, J.). 15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-15), Yosemite National Park, CA, March 10, 2008 - March 13, 2008. World Scientific, Singapore (2009)

Gantenbein, G.; Braune, H.; Dammertz, G.; Erckmann, V.; Illy, S.; Kern, S.; Kasparek, W.; Laqua, H. P.; Lechte, C.; Legrand, F. et al.; Leonhardt, W.; Liévin, C.; Michel, G.; Piosczyk, B.; Pronz, O.; Schmid, M.; Thumm, M.: Experimental Results of Series Gyrotrons for the Stellarator W7-X. In: Fusion Energy 2008, FT/P2-24. 22nd IAEA Fusion Energy Conference, Geneva, October 13, 2008 - October 18, 2008. International Atomic Energy Agency, Vienna (2009)

Gantenbein, G.; Dammertz, G.; Illy, S.; Kern, S.; Leonhardt, W.; Piosczyk, B.; Schmid, M.; Thumm, M.; Braune, H.; Erckmann, V. et al.; Laqua, H. P.; Michel, G.; Kasparek, W.; Lechte, C.; Legrand, F.; Lievin, C.; Prinz, O.: The 140 GHZ, 1 MW Gyrotron - status and recent results. In: Proceedings of the 15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-15), pp. 529 - 534 (Ed. Lohr, J.). 15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-15), Yosemite National Park, CA, March 10, 2008 - March 13, 2008. World Scientific, Singapore (2009)

Kasparek, W.; Petelin, M.; Shchegolkov, D.; Erckmann, V.; Bruschi, A.; Braune, H.; Hollmann, F.; Jonitz, L.; Michel, G.; Laqua, H. P. et al.; Noke, F.; Purps, F.; Schulz, T.; Brand, P.; Plaum, B.; Wubie, W.; Koshurinov, Y.; Lubyako, L.; Bin, W.; D'Arcangelo, O.; ECRH Group at IPP Greifswald; ECRH Group at FZK Karlsruhe; ECRH Group at IFP Milano; ECRH Group at IAP Nizhny Novgorod; ECRH Group at IPF Stuttgart: High-power microwave diplexers for advanced ECRH systems. In: Strong Microwaves: Sources and Applications. Proceedings of the 7th International Workshop, pp. 27 - 39 (Ed. Litvak, A. G.). 7th International Workshop Strong Microwaves: Sources and Application, Nizhny Novgorod, July 27, 2008 - August 02, 2008. Russian Academy of Sciences, Nizhny Novgorod (2009)

Laqua, H. P.; Andruczyk, D.; Marsen, S.; Otte, M.; Podoba, Y. Y.; Preinhealter, J.; Urban, J.: Fundamental Investigation of Electron Bernstein Wave Heating and Current Drive at the WEGA Stellarator. In: Fusion Energy 2008, EX/P6-18. 22nd IAEA Fusion Energy Conference, Geneva, October 13, 2008 - October 18, 2008. International Atomic Energy Agency, Vienna (2009)

Laqua, H. P.; Andruczyk, D.; Marsen, S.; Otte, M.; Podoba, Y.; Warr, G.; Preinhealter, J.; Urban, J.: Experiments with electron Bernstein waves at the WEGA stellarator. In: Proceedings of the 15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-15), pp. 149 - 154 (Ed. Lohr, J.). 15th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating (EC-15), Yosemite National Park, CA, March 10, 2008 - March 13, 2008. World Scientific, Singapore (2009)

Laqua, H. P.; Marsen, S.; Otte, M.; Preinhealter, J.; Stange, T.; Urban, J.; Zhang, D.: Electron Bernstein Wave Experiments at the WEGA Stellarator. In: 36th European Physical Society Conference on Plasma Physics. Contributed Papers, O-4.047 (Eds. Mateev, M.; Benova, E.). 36th EPS Conference on Plasma Physics, Sofia, June 29, 2009 - July 03, 2009. European Physical Society, Geneva (2009)

Thumm, M.; Braune, H.; Dammertz, G.; Erckmann, V.; Gantenbein, G.; Illy, S.; Kern, S.; Kasparek, W.; Laqua, H. P.; Lechte, C. et al.; Legrand, F.; Leonhardt, W.; Liévin, C.; Michel, G.; Piosczyk, B.; Prinz, O.: 1 MW, 140 GHz Series Gyrotrons for the W7-X Stellarator. In: Strong Microwaves: Sources and Applications. Proceedings of the 7th International Workshop, pp. 84 - 94 (Ed. Litvak, A. G.). 7th International Workshop Strong Microwaves: Sources and Application, Nizhny Novgorod, July 27, 2008 - August 02, 2008. Russian Academy of Sciences, Nizhny Novgorod (2009)

Braune, H.; Brand, P.; Dammertz, G.; Erckmann, V.; Gantenbein, G.; Kasparek, W.; Laqua, H. P.; Leonhardt, W.; Mellein, D.; Michel, G. et al.; Noke, F.; Purps, F.; Schlüter, K.-H.; Schmid, M.; Thumm, M.; W7-X ECRH Team at IPP; W7-X ECRH Team at IPF; W7-X ECRH Team at FZK: Extended operation of the 1 MW, CW gyrotrons for W7-X. In: IRMMW-THz 2007: Conference Digest of the 32nd International Conference on Infrared and Millimeter Waves, and 15th International Conference on Terahertz Electronics, pp. 104 - 105. Joint 32nd International Conference on Infrared and Millimetre Waves and 15th International Conference on Terahertz Electronics, Cardiff, September 02, 2007 - September 07, 2007. IEEE Operation Center, Piscataway, NJ (2007)

Erckmann, V.; Brand, P.; Braune, H.; Dammertz, G.; Gantenbein, G.; Kasparek, W.; Laqua, H. P.; Michel, G.; Thumm, M.; Weißgerber, M. et al.; W7-X ECRH Team at IPP Greifswald; W7-X ECRH Team at FZK Karlsruhe; W7-X ECRH Team at IPF Stuttgart: The 140 GHz, 10 MW, CW ECRH Plant for W7-X: A Training Field for ITER. In: Fusion Energy 2006, IT/2-4Rd. 21st IAEA Fusion Energy Conference, Chengdu, October 16, 2006 - October 21, 2006. International Atomic Energy Agency, Vienna (2007)

Gantenbein, G.; Alberti, S.; Arnold, A.; Dammertz, G.; Erckmann, V.; Giguet, E.; Heidinger, R.; Hogge, J. P.; Illy, S.; Kasparek, W. et al.; Laqua, H. P.; Legrand, F.; Leonhardt, W.; Liévin, C.; Michel, G.; Neffe, G.; Piosczyk, B.; Schmid, M.; Thumm, M.; Tran, M. Q.: Experimental results of the 1-MW,140-GHz, CW Gyrotron for W7-X. In: Fusion Energy 2006, IT/2-4Re. 21st IAEA Fusion Energy Conference, Chengdu, October 16, 2006 - October 21, 2006. International Atomic Energy Agency, Vienna (2007)

Gantenbein, G.; Braune, H.; Dammertz, G.; Alberti, S.; Erckmann, V.; Hogge, J. P.; Illy, S.; Kasparek, W.; Laqua, H. P.; Legrand, F. et al.; Leonhardt, W.; Liévin, C.; Michel, G.; Neffe, G.; Noke, F.; Piosczyk, B.; Purps, F.; Schmid, M.; Thumm, M.; Tran, M. Q.: High-power experiments with 140 GHz series gyrotrons for W7-X. In: Proceedings of the 8th IEEE International Vacuum Electronics Conference, pp. 41 - 42. 8th IEEE International Vacuum Electronics Conference (IVEC2007), Kitakyushu, May 15, 2007 - May 17, 2007. IEEE Operation Center, Piscataway, NJ (2007)

Kasparek, W.; Erckmann, V.; Gantenbein, G.; Plaum, B.; Schwörer, K.; Wacker, R.; Grünert, M.; Hollmann, F.; Jonitz, L.; Laqua, H. P. et al.; Michel, G.; Noke, F.; Purps, F.; Wagner, D.; Chirkov, A. V.; Denisov, G. G.; Kuzikov, S. V.; Ohkubo, K.; Bruschi, A.; Cirant, S.; Gandini, F.; Verhoeven, A. G.; ECRH Group at IPP; ECRH Group at FZK; ECRH Group at IPF: Low- and high-power investigations of an ITER Remote Steering Launcher Mock-up. In: Proceedings of the 6th International Workshop “Strong Microwaves in Plasmas”, pp. 489 - 498 (Ed. Litvak, A. G.). 6th International Workshop “Strong Microwaves in Plasmas”, Nizhny Novgorod, July 25, 2005 - August 01, 2005. Russian Academy of Science, Institute of Applied Physics, Nizhny Novgorod (2006)