Publications of H. P. Laqua

Podoba, Y.; Horvath, K.; Laqua, H. P.; Lingertat, J.; Wagner, F.: Electron Cyclotron Resonance Heating in the WEGA Stellarator. DPG-Frühjahrstagung der Fachverbände Extraterrestrische Physik, Kurzzeitphysik und Plasmaphysik, Kiel (DE) (2004)

Kasparek, W.; Dammertz, G.; Erckmann, V.; Gantenbein, G.; Holzhauer, E.; Kumric, H.; Laqua, H. P.; Leuterer, F.; Michel, G.; Niethammer, U. et al.; Plaum, B.; Schwörer, K.; Wagner, D.; Wacker, R.; Weissgerber, M.: High-power millimetre wave transmission systems and components for electron cyclotron heating of fusion plasmas. NATO Advanced Research Workshop on Quasi-Optical Control of Intense Microwave Transmission, Nizhny Novgorod (2004)

Laqua, H. P.: Electron cyclotron resonance heating in fusion plasmas. 5th International Workshop on Microwave Discharges: Fundamentals and Applications, Zinnowitz (2003)

Weller, A.; Geiger, J.; Werner, A.; Zarnstorff, M. C.; Nührenberg, C.; Sallander, E.; Baldzuhn, J.; Brakel, R.; Burhenn, R.; Dinklage, A. et al.; Fredrickson, E.; Gadelmeier, F.; Giannone, L.; Grigull, P.; Hartmann, D.; Jaenicke, R.; Klose, S.; Knauer, J. P.; Könies, A.; Kolesnichenko, Y. I.; Laqua, H. P.; Lutsenko, V. V.; McCormick, K.; Monticello, D.; Osakabe, M.; Pasch, E.; Reiman, A.; Rust, N.; Spong, D. A.; Wagner, F.; Yakovenko, Y. V.; W7-AS Team; NBI-Group: Experiments close to the beta-limit in W7-AS. 30th EPS Conference on Controlled Fusion and Plasma Physics, St. Petersburg (2003)

Laqua, H. P.: Elektron-Bernstein-Wellen: Wenn die Wellenlängen kleiner werden als die Gyrationsradien. Greifswalder Physikalisches Kolloquium, Universität Greifswald (2003)

Dinklage, A.; Baldzuhn, J.; Baylor, L.; Bozhenkov, S.; Brunner, K.; Fuchert, G.; Gao, Y.; Gradic, D.; Grulke, O.; Hammond, K. et al.; Knauer, J.; Krier, L.; Krychowiak, M.; Langenberg, A.; Laqua, H.; Naujoks, D.; Reimold, F.; Schmidt, G.; Stange, T.; Tamura, N.; Tsikouras, A.; Villalobos, E.; Wegner, T.; Wolf, R. C.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Towards Steady-State Fusion: Demonstration of a Stable, Integrated High-Performance Scenario in the W7-X Stellarator. 51st EPS Conference on Plasma Physics, Vilnius (submitted)

Kulyk, Y.; Kovtun, Y.; Moiseenko, V.; Martseniuk, Y.; Stange, T.; Knieps, A.; Naujoks, D.; Dhard, C. P.; Goriaev, A.; Schlisio, G. et al.; Brunner, K. J.; Laqua, H.; Jakubowski, M.; Brezinsek, S.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Ultrashort pulse series of electron cyclotron resonance heating for wall conditioning at Wendelstein 7-X. 51st EPS Conference on Plasma Physics, Vilnius (submitted)

Polei, N. S.; Stange, T.; Laqua, H. P.; Grulke, O.; Guerrero Arnaiz, J. F.; Plaum, B.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Establishing a new operation point for Wendelstein 7-X at 1.8T with third harmonic electron cyclotron heating. 51st EPS Conference on Plasma Physics, Vilnius (submitted)

Aiello, G.; Gantenbein, G.; Gorr, B.; Jelonnek, J.; Laqua, H. P.; Meier, A.; Scherer, T.; Schreck, S.; Strauss, D.; Thumm, M.: The W7-X ECRH gyrotron diamond output window: oil and water cooled window performance at 1.5 MW operation. 33rd Symposium on Fusion Technology (SOFT 2024), Dublin (submitted)

Laqua, H. P.; Ponomarenko, S.; Gantenbein, G.; Jelonnek, J.; Rzesnicki, T.: Breaking Symmetry in Gyrotrons by Schroeder Diffusor Structures. 22nd Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (EC-22), Daejeon (submitted)

Marsen, S.; Braune, H.; Krier, L.; Laqua, H. P.; Moseev, D.; Oosterbeek, J. W.; Stange, T.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Upgrades of the Wendelstein 7-X ECRH plant towards higher power and reliable steady state operation. 33rd Symposium on Fusion Technology (SOFT 2024), Dublin (submitted)

Oosterbeek, J. W.; Hirsch, M.; Laqua, H. P.; Marsen, S.; Moro, A.; Moseev, D.; Sirinelli, A.; Sozzi, C.; Stange, T.; Stern, M. et al.; Wolf, R. C.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Microwave stray radiation measurement techniques. 33rd Symposium on Fusion Technology (SOFT 2024), Dublin (submitted)

Polei, N. S.; Stange, T.; Laqua, H. P.; Brunner, K. J.; Guerrero Arnaiz, J. F.; Schlisio, G.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: First successful plasma start-up with X2 ECRH at a reduced field of 1.8T at W7-X. DPG-Frühjahrstagung der Sektion Materie und Kosmos (SMuK), Göttingen (submitted)

Ponomarenko, S.; Laqua, H. P.; Krier, L.; Moseev, D.; Oosterbeek, J. W.; Marsen, S.; Stange, T.: Mode Selectivity of Cylindrical Cavities with Irregular Corrugation. Combined 25th Annual IEEE International Vacuum Electronics Conference + 15th Annual International Vacuum Electron Sources Conference (IVEC + IVESC 2024), Monterey, CA (submitted)

Siusko, Y.; Kovtun, Y.; Moiseenko, V. E.; Shapoval, A. M.; Stange, T.; Goriaev, A.; Naujoks, D.; Dhard, C. P.; Buttenschön, B.; Brunner, K. J. et al.; Laqua, H.; Dinklage, A.; Brezinsek, S.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Wendelstein 7-X ultrashot electron cyclotron resonance heating discharge for wall conditioning. 50th EPS Conference on Plasma Physics, Salamanca (submitted)

Straus, D.; Moseev, D.; Ponomarenko, S.; Krier, L.; Laqua, H.; Marsen, S.; Stange, T.: Frequency-sweeping calibration source for the dual-frequency CTS radiometer at W7-X. DPG-Frühjahrstagung der Sektion Materie und Kosmos (SMuK), Göttingen (submitted)

Zanini, M.; Brunner, K. J.; Brandt, C.; Ford, O.; Hirsch, M.; Knauer, J.; Laqua, H.; Marsen, S.; Marushchenko, N.; Rahbarnia, K. et al.; Stange, T.; Thomsen, H.; Wolf, R.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Rotational transform tailoring by means of Electron Cyclotron Current Drive at Wendelstein 7-X. 24th International Stellarator Heliotron Workshop (ISHW 2024), Hiroshima (submitted)

Zimmermann, J.; Stange, T.; Laqua, H.; Moseev, D.; Oosterbeek, J.: Towards a standard Diagnostic for not absorbed Electron Cyclotron Resonance Heating power at Wendelstein 7-X. DPG-Frühjahrstagung der Sektion Materie und Kosmos (SMuK), Göttingen (submitted)

Kovtun, Y. V.; Moiseenko, V. E.; Lozin, A. V.; Kozulya, M. M.; Pavlichenko, R. O.; Zamanov, N. V.; Shapoval, A. N.; Bondarenko, V. N.; Baron, D. I.; Maznichenko, S. M. et al.; Korovin, V. B.; Siusko, Y. V.; Romanov, V. S.; Martseniuk, Y. P.; Krasiuk, A. Y.; Listopad, V. M.; Garkusha, I. E.; Alonso, A.; Dinklage, A.; Hartmann, D.; Kasakov, Y.; Laqua, H.; Ongena, J.; Stange, T.; Wauters, T.; Uragan-2M Team: ICRF production of plasma with hydrogen minority in Uragan-2M stellarator by two-strap antenna. International Conference on Research and Applications of Plasmas – PLASMA 2023, Warsaw (2023)

Marsen, S.; Bailey, D.; Braune, H.; Laqua, H. P.; Moseev, D.; Stange, T.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Performance of the Wendelstein 7-X ECRH Plant during the Second Operational Phase. 29th IAEA Fusion Energy Conference (FEC 2023), London (submitted)