Publications of J. Geiger

Ramasamy, R.; Aleynikova, K.; Nikulsin, N.; Nuehrenberg, C.; Geiger, J.; Hoelzl, M.; JOREK Team: Progress in modeling low n pressure driven modes in W7-AS and W7-X. Joint Varenna-Lausanne International Workshop on Theory of Fusion Plasmas, Varenna (submitted)

Ramasamy, R.; Aleynikova, K.; Nikulsin, N.; Nuehrenberg, C.; Geiger, J.; Hoelzl, M.; JOREK Team: Nonlinear MHD simulation studies of finite β Wendelstein stellarators. 24th International Stellarator Heliotron Workshop (ISHW 2024), Hiroshima (submitted)

Andreeva, T.; Alonso, A.; Beidler, C.; Brandt, C.; Dinklage, A.; Estrada, T.; Fuchert, G.; Geiger, J.; Grulke, O.; Hirsch, M. et al.; Killer, C.; Klinger, T.; Krämer-Flecken, A.; Lazerson, S.; Rahbarnia, K.; Stechow, A. v.; Thomsen, H.; Schmitt, J. C.; Wegner, T.; Wurden, G.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Configuration scan experiments in the latest experimental campaign of Wendelstein 7-X stellarator. 49th EPS Conference on Plasma Physics, Bordeaux (submitted)

Brandt, C.; Thomsen, H.; Andreeva, T.; Büschel, C.; Geiger, J.; Vaz Mendes, S.; Rahbarnia, K.; Neuner, U.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Experimentally measured Shafranov shifts in Wendelstein 7-X. 49th EPS Conference on Plasma Physics, Bordeaux (submitted)

Chaudhary, N.; Hirsch, M.; Andreeva, T.; Geiger, J.; Hoefel, U.; Wurden, G. A.; Estrada, T.; Wolf, R. C.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Impact of rotational transform and internal magnetic-islands on electron temperature gradients and plasma confinement in Wendelstein 7-X. 29th IAEA Fusion Energy Conference (FEC 2023), London (submitted)

Gao, Y.; Geiger, J.; Jakubowski, M.; Bozhenkov, S.; Feng, Y.; Endler, M.; Perseo, V.; Pandey, A.; Kremeyer, T.; Puig Sitjes, A. et al.; Otte, M.; Naujoks, D.; Krychowiak, M.; König, R.; Wolf, R. C.; Szepesi, T.; Pisano, F.; Knieps, A.; w7-x Team: Heat and Particle Exhausts in High-performance Plasmas in Wendelstein 7-X. 29th IAEA Fusion Energy Conference (FEC 2023), London (submitted)

Geiger, J.; Andreeva, T.; Gao, Y.; Nührenberg, C.; Thomsen, H.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Low-shear configurations to test MHD-stability in Wendelstein 7-X. 49th EPS Conference on Plasma Physics, Bordeaux (submitted)

Guerrero Arnaiz, J. F.; Dinklage, A.; Könies, A.; Nührenberg, C.; Zocco, A.; Borchardt, M.; Brandt, C.; Chaudhary, N.; Geiger, J.; Hirsch, M. et al.; Höfel, U.; Kleiber, R.; Rahbarnia, K.; Mendez, S. V.; Mishchenko, A.; Schilling, J.; Schmitt, J.; Thomsen, H.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: From Data Mining to Physical Interpretation and Theory Testing: Observation of Spontaneous Confinement Transitions in W7-X. 29th IAEA Fusion Energy Conference (FEC 2023), London (submitted)

Knieps, A.; Brenzke, M.; Böckenhoff, D.; Drews, P.; Endler, M.; Gao, Y.; Geiger, J.; Krämer-Flecken, A.; Liang, Y.; Reimold, F. et al.; Suzuki, Y.; Wiesen, S.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Application of neural-network-assisted flux surface mapping to diagnostic observations of the Wendelstein 7-X island divertor. 49th EPS Conference on Plasma Physics, Bordeaux (2023)

Krämer-Flecken, A.; Andreeva, T.; Fuchert, G.; Geiger, J.; Han, X.; Hirsch, M.; Weir, G.; Windisch, T.; Wurden, G.; Xiang, H. M. et al.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: The role of high frequency modes in the plasma edge of W7-X on confinement. 49th EPS Conference on Plasma Physics, Bordeaux (2023)

Krämer-Flecken, A.; Xiang, H. M.; Rahbarnia, K.; Heuraux, S.; Sabot, R.; Salazar, L.; Fuchert, G.; Geiger, J.; Thomsen, H.; Proll, J. et al.; Weir, G.; Windisch, T.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Observation of quasi coherent modes in W7-X and relation to tokamaks. 27th Joint EU-US Transport Task Force Meeting (TTF 2023), Nancy (submitted)

Lazerson, S. A.; Geiger, J.; Kulla, D.; LeViness, A.; McNeely, P.; Rust, N.; Hartmann, D.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Simulating the effect of core magnetic island on fast ion confinement in Wendelstein 7-X. 49th EPS Conference on Plasma Physics, Bordeaux (submitted)

Liang, Y.; Knieps, A.; Xu, S.; Zhou, S.; Wang, E. H.; Huang, J.; Geiger, J.; Feng, Y.; Suzuki, Y.; Takemura, Y. et al.; Kobayashi, M.; Hayashi, Y.; Goto, M.; Masuzaki, S.; Ida, K.; Kobayashi, T.; Drews, P.; Krämer-Flecken, A.; Xiang, H. M.; Cai, J. Q.; Liao, L.; Yang, J.; Liu, J. W.; Luo, Y.; Gao, Y.C.; König, R.; Jakubowski, M.; Gao, Y.; Killer, C.; Liu, S. C.; Nicolai, D.; Satheeswaran, G.; Neubauer, O.; Brezinsek, S.; Linsmeier, C.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society; LHD Team: Enhancement of Plasma Boundary Stochastization and its Profound Impacts on Access of Divertor Detachment in High-beta Plasmas on W7-X and LHD. 29th IAEA Fusion Energy Conference (FEC 2023), London (submitted)

Xu, S.; Liang, Y.; Knieps, A.; Zhou, S.; Feng, Y.; Reiter, D.; Suzuki, Y.; Luo, Y.; Geiger, J.; Huang, J. et al.; Wang, E.; Harting, D.; Reimond , F.; Drews, P.; Koenig, R.: EMC3-EIRENE modeling of divertor plasma transport with beta effects in the high-mirror configuration on W7-X. 49th EPS Conference on Plasma Physics, Bordeaux (submitted)

Zhang, D.; Feng, Y.; Partesotti, G.; Reimold, F.; Alonso, A.; Brandt, C.; Gao, Y.; Geiger, J.; Giannone, L.; Jakubowski, M. et al.; König, R.; Kremeyer, T.; Krychowiak, M.; Laube, R.; Schlisio, G.; Thomsen, H.; Windisch, T.; Winters, V.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Demonstration of X-point radiation condensation in the detachment regime of the W7-X plasma and its magnetic configuration dependence. 49th EPS Conference on Plasma Physics, Bordeaux (submitted)

Zhang, D.; Gao, Y.; Feng, Y.; Endler, M.; Biedermann, C.; Cseh, G.; Kocsis, G.; Laube, R.; Partesotti, G.; Reimold, F. et al.; Buttenschön, B.; Jakubowski, M.; Krychowiak, M.; Brunner, K. J.; Geiger, J.; Hirsch, M.; Knauer, J.; Laqua, H. P.; Rahbarnia, K.; Winters, V. R.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: 2D structure of the radiation layer in W7-X and the impact of plasma surface interactions on shaping the profiles. 26th International Conference on Plasma Surface Interaction in Controlled Fusion Devices (PSI 26), Marseille (submitted)

Andreeva, T.; Bozhenkov, S.; Dinklage, A.; Fuchert, G.; Geiger, J.; Grahl, M.; Klinger, T.; Pablant, N.; Pavone, A.; Rahbarnia, K. et al.; Schilling, J.; Schmitt, J.; Thomsen, H.; Wegner, T.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Sensitivity analysis of magnetic mapping for the latest Wendelstein 7-X stellarator experimental campaign. 32nd Symposium on Fusion Technology (SOFT 2022), Dubrovnik, Virtual (submitted)

Chaudhary, N.; Hirsch, M.; Hoefel, U.; Andreeva, T.; Geiger, J.; Wurden, G. A.; Wolf, R. C.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Radial localization of electron temperature edge pedestal and ELM-like events using ECE measurements at Wendelstein 7-X. 21st Joint Workshop on Electron Cyclotron Emission (ECE) and Electron Cyclotron Resonance Heating (ECRH) (EC-20), Saint-Paul-lez-Durance (submitted)

Gao, Y.; Geiger, J.; Jakubowski, M.; Bozhenkov, S.; Feng, Y.; Endler, M.; Perseo, V.; Szepesi, T.; Pandey, A.; Kremeyer, T. et al.; Puig Sitjes, A.; Pisano, F.; Pedersen, T. S.; Otte, M.; Naujoks, D.; Krychowiak, M.; Knieps, A.; König, R.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Power exhaust in high-performance plasmas in Wendelstein 7-X. 48th EPS Conference on Plasma Physics, Virtual (submitted)

Geiger, J.; Suzuki, Y.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: HINT equilibrium calculations for W7-X for cases with internal magnetic islands. 23rd International Stellarator and Heliotron Workshop (ISHW 2022), Warsaw (submitted)