Publications of H. P. Laqua

Laqua, H. P.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Overview of W7-X Results in the Operation Phase OP1.2. 22nd International Stellarator and Heliotron Workshop 2019 (ISHW 2019), Madison, WI (submitted)

Laqua, H.; Braune, H.; Brunner, J.; Marsen, S.; Moseev, D.; Stange, T.; Wolf, R.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Towards steady state high performance ECRH plasmas at W7-X. 61st Annual Meeting of the APS Division of Plasma Physics, Fort Lauderdale, FL (2019)

Leggieri, A.; Alberti, S.; Avramidis, K.; Dammertz, G.; Erckmann, V.; Gantenbein, G.; Hogge, J.-P.; Illy, S.; Ioannidis, Z.; Jelonnek, J. et al.; Jin, J.; Laqua, H.; Legrand, F.; Lievin, C.; Marchesin, R.; Pagonakis, I.; Rzesnicki, T.; Thouvenin, P.; Thumm, M.; Wolf, R.: THALES TH1507 140 GHz 1 MW CW Gyrotron for W7-X Stellarator. 44th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW THz 2019), Paris (submitted)

Pablant, N.; Alonso, A.; Baldzuhn, J.; Beidler, C. D.; Bötteger, L.G.; Bozhenkov, S.; Burhenn, R.; Brunner, K. J.; Carralero, D.; Dinklage, A. et al.; Edlund, E.; Fuchert, G.; Ford, O.; Gates, D. A.; Geiger, J.; Grulke, O.; Hirsch, M.; Höfel, U.; Huang, Z.; Kazakov, Y. O.; Knauer, J.; Krychowiak, M.; Kring, J.; Laqua, H.; Landreman, M.; Langenberg, A.; Lazerson, S.; Maaßberg, H.; Marchuck, O.; Mollen, A.; Pasch, E.; Pavone, A.; Porkolab, M.; Satake, S.; Schröder, T.; Smith, H.; Svensson, J.; Traverso, P.; Turkin, Y.; Velasco, J. L.; Stechow, A. v.; Warmer, F.; Windisch, T.; Weir, G.; Wolf, R. C.; Zhang, D.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Validation of neoclassical ambipolar radial electric fields in ion-root plasmas on Wendelstein 7-X. 22nd International Stellarator and Heliotron Workshop 2019 (ISHW 2019), Madison, WI (submitted)

Pablant, N.; Langenberg, A.; Alonso, A.; Baldzuhn, J.; Beidler, C. D.; Böttger, L. G.; Bozhenkov, S.; Burhenn, R.; Brunner, K. J.; Dinklage, A. et al.; Edlund, E.; Fuchert, G.; Ford, O.; Gates, D.A.; Geiger, J.; Grulke, O.; Hirsch, M.; Höfel, U.; Huang, Z.; Kazakov, Y.; Knauer, J.-P.; Krychowiak, M.; Kring, J.; Laqua, H.; Landreman, M.; Lazerson, S.; Maaßberg, H.; Marchuck, O.; Mollen, A.; Pasch, E.; Pavone, A.; Porkolab, M.; Satake, S.; Schroeder, T.; Smith, H. M.; Svensson, J.; Traverso, P.; Turkin, Y.; Velasco, J. L.; Stechow, A. v.; Warmer, F.; Weir, G.; Wolf, R. C.; Zhang, D.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: H-mode Role of the radial electric field in Wendelstein 7-X. 46th EPS Conference on Plasma Physics, Milan (submitted)

Wauters, T.; Borodin, D.; Brakel, R.; Brezinsek, S.; Coda, S.; Dinklage, A.; Douai, D.; Hakola, A.; Joffrin, E.; Loarer, T. et al.; Laqua, H.; Lyssoivan, A.; Moiseenko, V.; Ongena, J.; Ricci, D.; Rohde, V.; ASDEX Upgrade Team, Max Planck Institute for Plasma Physics, Max Planck Society; TCV Team; EUROfusion MST1 Team; JET Contributors; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Wall conditioning in fusion devices with superconducting coils. 46th EPS Conference on Plasma Physics, Milan (submitted)

Abramovic, I.; Moseev, D.; Salewski, M.; Stejner, M.; Pavone, A.; Stange, T.; Leipold, F.; Nielsen, S.; Svensson, J.; Lopes Cardozo, N. J. et al.; Laqua, H. P.; Wolf, R. C.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Collective Thomson Scattering on Wendelstein 7-X. 45th EPS Conference on Plasma Physics, Prague (submitted)

Abramovic, I.; Moseev, D.; Stejner, M.; Stange, T.; Laqua, H. P.; Leipold, F.; Nielsen, S.; Salewski, M.; Kasparek, W.; Svensson, J. et al.; Pablant, N.; Lopes Cardozo, N. J.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: First Results of the Collective Thomson Scattering Diagnostic on Wendelstein 7-X. NNV-Symposium on Plasma Physics and Radiation Technology, Lunteren (submitted)

Avramidis, K. A.; Ruess, T.; Mentgen, F.; Gantenbein, G.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Laqua, H. P.; Pagonakis, I. G.; Rzesnicki, T. et al.; Thumm, M.; Wagner, D.; Wolf, R. C.; Jelonnek, J.: Studies towards an upgraded 1.5 MW gyrotron for W7-X. 20th Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (EC-20), Greifswald (submitted)

Braune, H.; Brunner, K. J.; Laqua, H. P.; Marsen, S.; Moseev, D.; Noke, F.; Purps, F.; Schneider, N.; Schulz, T.; Stange, T. et al.; Uhren, P.; Wilde, F.: Concurrent operation of 10 gyrotrons at W7-X – experience and improvement opportunities. 30th Joint Russian-German Meeting on ECRH and Gyrotrons, Nizhny Novgorod (submitted)

Braune, H.; Brunner, K. J.; Laqua, H. P.; Marsen, S.; Moseev, D.; Noke, F.; Purps, F.; Schneider, N.; Schulz, T.; Stange, T. et al.; Uhren, P.; W7-X ECRH Team, Max Planck Institute for Plasma Physics, Max Planck Society; W7-X ECRH Team at IGVP Stuttgart; W7-X ECRH Team at KIT Karlsruhe: ECRH at W7-X – concurrent operation of 10 gyrotrons. 43rd International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW THz 2018), Nagoya (submitted)

Brunner, K. J.; Laqua, H. P.; Marsen, S.; Moseev, D.; Stange, T.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: O2 ECRH as a reliable high-performance scenario for W7-X. 20th Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (EC-20), Greifswald (submitted)

Fellinger, J.; Baldzuhn, J.; Endler, M.; Äkäslompolo, S.; Gao, Y.; Ali, A.; Drewelow, P.; Niemann, H.; Jakubowski, M.; Dutz, H. et al.; Winters, V.; Brezinsek, S.; Buttenschön, B.; Schlisio, G.; Goriaev, A.; Laqua, H. P.; Stange, T.; Hartmann, D.; Krychowiak, M.; Stechow, A. v.; Wegner, T.; König, R.; Bosch, H.-S.; Pedersen, T. S.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: W7-X: Technology progress of the experimental campaign with divertor plasmas. 30th Symposium on Fusion Technology (SOFT 2018), Giardini Naxos (submitted)

Fuchert, G.; Brunner, K. J.; Rahbarnia, K.; Stange, T.; Zhang, D.; Baldzuhn, J.; Beidler, C. D.; Bozhenkov, S.; Burhenn, R.; Damm, H. et al.; Dinklage, A.; Hirsch, M.; Kazakov, Y. O.; Knauer, J.; Feng, Y.; Langenberg, A.; Laqua, H. P.; Lazerson, S.; Pablant, N.; Pasch, E.; Pedersen, T. S.; Scott, E. R.; Warmer, F.; Wolf, R. C.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Increasing the Density in W7-X: Benefits and Limitations. 27th IAEA Fusion Energy Conference (FEC 2018), Gandhinagar (submitted)

Jelonnek, J.; Aiello, G.; Albajar, F.; Alberti, S.; Avramidis, K.; Bonicelli, T.; Bruschi, A.; Chelis, J.; Franke, T.; Gantenbein, G. et al.; Garavaglia, S.; Granucci, G.; Grossetti, G.; Hogge, J.-P.; Illy, S.; Ioannidis, Z. C.; Jin, J.; Kalaria, P.; Laqua, H. P.; Latsas, G. P.; Pagonakis, I. G.; Peponis, D. V.; Rzesnicki, T.; Ruess, S.; Ruess, T.; Sanchez, P.; Scherer, T.; Schmid, M.; Strauss, D.; Thumm, M.; Tigelis, I.; Tran, M. Q.; Wilde, F.; Wu, C.: 2018 Status of Gyrotron R&D for W7-X, TCV, ITER and EU DEMO within Europe. 2018 US-EU-Japan RF Heating Technology Workshop and US-Japan Workshop on RF Heating Physics, Shizuoka (submitted)

Laqua, H. P.; Baldzuhn, J.; Braune, H.; Bozhenkov, S.; Brunner, K. J.; Kazakov, Y. O.; Marsen, S.; Moseev, D.; Stange, T.; Wolf, R. C. et al.; Zanini, M.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Overview of W7-X ECRH Results. 20th Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (EC-20), Greifswald (submitted)

Laqua, H. P.; Baldzuhn, J.; Braune, H.; Bozhenkov, S.; Brunner, K. J.; Kazakov, Y. O.; Marsen, S.; Moseev, D.; Stange, T.; Wolf, R. C. et al.; Zanini, M.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Overview of the ECRH experiments at Wendelstein 7-X. 30th Joint Russian-German Meeting on ECRH and Gyrotrons, Nizhny Novgorod (submitted)

Marsen, S.; Brunner, K. J.; Laqua, H. P.; Moseev, D.; Stange, T.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Stray radiation in Wendelstein 7-X – Experience from the fist experimental campaigns. 20th Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (EC-20), Greifswald (submitted)

Marushchenko, N. B.; Aleynikov, P.; Beidler, C. D.; Dinklage, A.; Geiger, J.; Helander, P.; Laqua, H. P.; Maaßberg, H.; Turkin, Y.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Mixed Scenarios with X3 heating in W7-X. 20th Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (EC-20), Greifswald (submitted)

Stange, T.; Laqua, H. P.; Bozhenkov, S.; Brunner, K. J.; Fuchert, G.; Hoefel, U.; Kasparek, W.; Kazakov, Y.; Marsen, S.; Moseev, D. et al.; Plaum, B.; Wolf, R.; Zanini, M.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Electron cyclotron heating scenarios for long pulse and high performance operation at the stellarator Wendelstein 7‑X. 60th Annual Meeting of the APS Division of Plasma Physics, Portland, OR (submitted)