Publications of J. Geiger

Dinklage, A.; Yokoyama, M.; Tanaka, K.; Velasco, J. L.; López-Bruna, D.; Beidler, C. D.; Satake, S.; Ascasibar, E.; Arevalo, J.; Baldzuhn, J. et al.; Feng, Y.; Gates, D.; Geiger, J.; Ida, K.; Isaev, M.; Jakubowski, M.; López-Fraguas, A.; Maaßberg, H.; Miyazawa, J.; Morisaki, T.; Murakami, S.; Pablant, N.; Kabayashi, S.; Seki, R.; Suzuki, C.; Suzuki, Y.; Turkin, Y.; Wakasa, A.; Wolf, R. C.; Yamada, H.; Yoshinuma, M.; LHD Exp. Group; TJII Team; W7-AS Team: Inter-machine validation study of neoclassical transport modelling in medium- to high-density Stellarator-Heliotron plasmas. In: NIFS Annual Report 2012, p. 29 (2012)

Marushchenko, N. B.; Beidler, C. D.; Erckmann, V.; Geiger, J.; Helander, P.; Laqua, H. P.; Maassberg, H.; Turkin, Y.: ECRH and ECCD scenarios for W7-X. In: EC-17 – 17th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, 01004 (6pp) (Eds. Westerhof, E.; Nuij, P. W. J. M.). EDP Sciences, Les Ulis Cedex A (2012)

Carvalho, P. J.; Thomsen, H.; Gori, S.; von Toussaint, U.; Geiger, J.; Weller, A.; Coelho, R.; Fernandes, H.: Comparison of fast tomographic methods for application on the Soft X-Ray Tomography System on Wendelstein 7-X stellarator. In: PLASMA 2007: The International Conference Research and Application of Plasmas; 4th German-Polish Conference on Plasma Diagnostics for Fusion and Applications; 6th French-Polish Seminar on Thermal Plasma in Space and Laboratory, pp. 167 - 170 (Eds. Hartfuß, H.-J.; Dudeck, M.; Musielok, J.; Sadowski, M. J.). American Institute of Physics, Melville, NY (2008)

Maaßberg, H.; Beidler, C. D.; Erckmann, V.; Gasparino, U.; Geiger, J.; Laqua, H.; Kasilov, S. V.; Marushchenko, N. B.; Murakami, S.: ECRH and ECCD at High Power Density at W7-AS. In: Proceedings of the 4th International Workshop on Strong Microwaves in Plasmas, Nizhny Novgorod 1999, pp. 7 - 26. Russian Academy of Science Institute of Applied Physics, Nizhny Novgorod (2000)

Maaßberg, H.; Beidler, C. D.; Erckmann, V.; Gasparino, U.; Geiger, J.; Laqua, H.; Kasilov, S. V.; Marushchenko, N. B.; Murakami, S.: ECRH and ECCD at High Power Density at W7-AS. In: (2000)

Nührenberg, C.; Connor, J. W.; Geiger, J.; Sindoni, E.; Goerner, C.; Vaclavik, J.; Weller, A.: Computational Study of Alfvén Eigenmodes in W7-AS. In: Theory of Fusion Plasmas: Proceedings of the Joint Varenna-Lausanne International Workshop, pp. 409 - 418 (Eds. Connor, J. W.; Sindoni, E.; Vaclavik, J.). Editrice Compositori, Bologna (1999)

Nührenberg, C.; Geiger, J.; Görner, C.; Weller, A.: Computational study of Alfven eigenmodes in W7-AS. In: Theory of Fusion Plasmas: Proceedings of the Joint Varenna-Lausanne International Workshop, pp. 409 - 418 (Eds. Connor, J. W.; Sindoni, E.; Vaclavik, J.). Editrice Compositori, Bologna (1999)

Bussiahn, R.; Tamura, N.; McCarthy, K. J.; Andreeva, T.; Brunner, J.; Buttenschön, B.; Dinklage, A.; Geiger, B.; Geiger, J.; Fuchert, G. et al.; Langenberg, A.; Pablant, N.; Rahbarnia, K.; Swee, C.; Wegner, T.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Impurity transport studies on Wendelstein 7-X by Tracer-Encapsulated Solid Pellets. In: 47th EPS Conference on Plasma Physics, P1.1059 (Eds. Giruzzi, G.; Arnas, C.; Borba, D.; Gopla, A.; Lebedev, S. et al.). 47th EPS Conference on Plasma Physics, Virtual, June 21, 2021 - June 25, 2021. European Physical Society, Geneva (2021)

Drews, P.; Killer, C.; Knieps, A.; Reimold, F.; Zhang, D.; Brezinsek, S.; Jakubowski, M.; Cosfeld, J.; Endler, M.; Hammond, K. et al.; Henkel, M.; Geiger, J.; Grulke, O.; König, R.; Krämer-Flecken, A.; Liang, Y.; Liu, S.; Nicolai, D.; Satheeswaran, G.; Neubauer, O.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Current effect on the edge profiles in the island at W7-X. In: 47th EPS Conference on Plasma Physics, P1.1019 (Eds. Giruzzi, G.; Arnas, C.; Borba, D.; Gopla, A.; Lebedev, S. et al.). 47th EPS Conference on Plasma Physics, Virtual, June 21, 2021 - June 25, 2021. European Physical Society, Geneva (2021)

Knieps, A.; Liang, Y.; Suzuki, Y.; Andreeva, T.; Drews, P.; Gao, Y.; Geiger, J.; Grulke, O.; Hollfeld, K.-P.; Jakubowski, M. et al.; Killer, C.; Neubauer, O.; Nicolai, D.; Neuner, U.; Niemann, H.; Huang, Z.; Rahbarnia, K.; Satheeswaran, G.; Schilling, J.; Thomsen, H.; Zhou, S.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Changes in the edge magnetic field of Wendelstein 7-X in high-beta plasmas. In: 47th EPS Conference on Plasma Physics, P3.1036 (Eds. Giruzzi, G.; Arnas, C.; Borba, D.; Gopla, A.; Lebedev, S. et al.). 47th EPS Conference on Plasma Physics, Virtual, June 21, 2021 - June 25, 2021. European Physical Society, Geneva (2021)

Takacs, R.; Dunai, D.; Vecsei, M.; Zoletnik, S.; Hegedus, S.; Edes, L.; Anda, G.; Cseh, G.; Wurden, G. A.; Otte, M. et al.; Brandt, C.; Rahbarnia, K.; Andreeva, T.; Geiger, J.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Study of island localized modes with alkali Beam Emission Spectroscopy diagnostic in Wendelstein 7-X. In: 47th EPS Conference on Plasma Physics, P2.1080 (Eds. Giruzzi, G.; Arnas, C.; Borba, D.; Gopla, A.; Lebedev, S. et al.). 47th EPS Conference on Plasma Physics, Virtual, June 21, 2021 - June 25, 2021. European Physical Society, Geneva (2021)

Andreeva, T.; Hirsch, M.; Wurden, G.; Alonso, A.; Beidler, C. D.; Beurskens, M.; Bozhenkov, S.; Brakel, R.; Brandt, C.; Brunner, K. J. et al.; Burhenn, R.; Bykov, V.; Dinklage, A.; Fuchert, G.; Geiger, J.; Grahl, M.; Grulke, O.; Höfel, U.; Jakubowski, M.; Kocsis, G.; Klinger, T.; Knauer, J.; Krämer-Flecken, A.; Langenberg, A.; Lazerson, S.; Neuner, U.; Nührenberg, C.; Pablant, N.; Rahbarnia, K.; Schilling, J.; Schmitt, J. C.; Thomsen, H.; Trier, E.; Windisch, T.; Zhu, J.; Zoletnik, S.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Mode observations and confinement characterization during configuration scans in Wendelstein 7-X. In: 46th EPS Conference on Plasma Physics, P2.1063 (Eds. Riconda, C.; Brezinsek, S.; McCarty, K.; Lancaster, K.; Burgess, D. et al.). 46th EPS Conference on Plasma Physics, Milan, July 08, 2019 - July 12, 2019. European Physical Society, Geneva (2019)

Drevlak, M.; Beidler, C. D.; Geiger, J.; Helander, P.; Henneberg, S.; Nührenberg, C.; Turkin, Y.: New results in stellarator optimisation. In: 27th IAEA Fusion Energy Conference, TH/P1-1. 27th IAEA Fusion Energy Conference (FEC 2018), Gandhinagar (Ahmedabad), October 22, 2018 - October 27, 2018. International Atomic Energy Agency, Vienna (2019)

Effenberg, F.; Brezinsek, S.; Feng, Y.; Jakubowski, M. W.; König, R.; Krychowiak, M.; Schmitz, O.; Suzuki, Y.; Zhang, D.; Ali, A. et al.; Barbui, T.; Biedermann, C.; Blackwell, D. B.; Burhenn, R.; Cseh, G.; Dittmar, T.; Drewelow, P.; Endler, M.; Frerichs, H.; Gao, Y.; Geiger, J.; Hammond, K.; Killer, C.; Kocsis, G.; Lore, J. D.; Niemann, H.; Otte, M.; Puig Sitjes, A.; Rudischhauser, L.; Schmitt, J. C.; Pedersen, T. S.; Szepesi, T.; Wenzel, U.; Winters, V.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Demonstration of Power Exhaust Control by Impurity Seeding in the Island Divertor at Wendelstein 7-X. In: 27th IAEA Fusion Energy Conference, EX/9-2. 27th IAEA Fusion Energy Conference (FEC 2018), Gandhinagar (Ahmedabad), October 22, 2018 - October 27, 2018. International Atomic Energy Agency, Vienna (2019)

Knieps, A.; Liang, Y.; Suzuki, Y.; Drews, P.; Geiger, J.; Höschen, D.; Killer, C.; Grulke, O.; Hollfeld, K.-P.; Huang, Z. et al.; Krings, T.; Liu, S.; Nicolai, D.; Offermanns, G.; Rahbarnia, K.; Satheeswaran, G.; Schweer, B.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Impact of plasma pressure on the edge magnetic field of Wendelstein 7-X. In: 46th EPS Conference on Plasma Physics, P2.1060 (Eds. Riconda, C.; Brezinsek, S.; McCarty, K.; Lancaster, K.; Burgess, D. et al.). 46th EPS Conference on Plasma Physics, Milan, July 08, 2019 - July 12, 2019. European Physical Society, Geneva (2019)

Krämer-Flecken, A.; Anda, G.; Dunai, D.; Fuchert, G.; Geiger, J.; Grulke, O.; Han, X.; Otte, M.; Trier, E.; Vecsei, M. et al.; Windisch, T.; Zoletnik, S.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Effects of the magnetic topology on turbulence in the SOL and plasma edge of W7-X. In: Proceedings of the 14th International Reflectometry Workshop for Fusion Plasma Diagnostics (IRW14), O.310 (Ed. Conway, G. D.). 14th International Reflectometry Workshop for Fusion Plasma Diagnostics (IRW14), Lausanne, May 22, 2019 - May 24, 2019. (2019)

Li, Y.; Henkel, M.; Liang, Y.; Knieps, A.; Drews, P.; Killer, C.; Nicolai, D.; Cosfeld, J.; Geiger, J.; Feng, Y. et al.; Effenberg, F.; Zhang, D.; Hacker, P.; Höschen, D.; Satheeswaran, G.; Liu, S.; Grulke, O.; Jakubowski, M.; Brezinsek, S.; Otte, M.; Neubauer, O.; Schweer, B.; Xu, G. S.; Cai, J.; Huang, Z.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Measurement of edge ion temperature in W7-X with island divertor by a retarding field analyzer probe. In: 46th EPS Conference on Plasma Physics, P5.1053 (Eds. Riconda, C.; Brezinsek, S.; McCarty, K.; Lancaster, K.; Burgess, D. et al.). 46th EPS Conference on Plasma Physics, Milan, July 08, 2019 - July 12, 2019. European Physical Society, Geneva (2019)

Liu, S. C.; Liang, Y.; Drews, P.; Killer, C.; Knieps, A.; Xu, G. S.; Wang, H. Q.; Wu, X. Q.; Han, X.; Höschen, D. et al.; Krämer-Flecken, A.; Nicolai, D.; Satheeswaran, G.; Alonso, A.; Cai, J. Q.; Charl, A.; Cosfeld, J.; Fuchert, G.; Gao, Y.; Geiger, J.; Grulke, O.; Henkel, M.; Hirsch, M.; Höfel, U.; Jakubowski, M.; König, R.; Neubauer, O.; Pasch, E.; Rahbarnia, K.; Rack, M.; Sandri, N.; Sereda, S.; Schweer, B.; Wang, E. H.; Wei, Y. L.; Weir, G.; Windisch, T.; Xu, S.; Gao, X.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: The effects of magnetic topology on the SOL island structure and turbulence transport in the first divertor plasma operation of W7-X. In: 27th IAEA Fusion Energy Conference, EX/P8-15. 27th IAEA Fusion Energy Conference (FEC 2018), Gandhinagar (Ahmedabad), October 22, 2018 - October 27, 2018. International Atomic Energy Agency, Vienna (2019)

Lore, J. D.; Harris, J.; Lumsdaine, A.; Gao, Y.; Geiger, J.; Hölbe, H.; Niemann, H.; Jakubowski, M.; Drewelow, P.; Ali, A. et al.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society; Boscary, J.; Frerichs, H.; Barbui, T.; Effenberg, F.; Wurden, G. A.; LeViness, A.; Lazerson, S.: Measurement and Modeling of Magnetic Configurations to Mimic Overload Scenarios in the W7-X Stellarator. In: 27th IAEA Fusion Energy Conference, EX/P8-19. 27th IAEA Fusion Energy Conference (FEC 2018), Gandhinagar (Ahmedabad), October 22, 2018 - October 27, 2018. International Atomic Energy Agency, Vienna (2019)

Neuner, U.; Rahbarnia, K.; Andreeva, T.; Schilling, J.; Thomsen, H.; Turkin, Y.; Dinklage, A.; Beurskens, M.; Bozhenkov, S.; Damm, H. et al.; Fuchert, G.; Pasch, E.; Langenberg, A.; Pablant, N.; Krychowiak, M.; Pavone, A.; Svensson, J.; Hergenhahn, U.; Höfel, U.; Kwak, S.; Geiger, J.; W7-X Team, Max Planck Institute for Plasma Physics, Max Planck Society: Dependence of the intrinsic toroidal current on heating power and density in the W7-X stellarator. In: 46th EPS Conference on Plasma Physics, P2.1065 (Eds. Riconda, C.; Brezinsek, S.; McCarty, K.; Lancaster, K.; Burgess, D. et al.). 46th EPS Conference on Plasma Physics, Milan, July 08, 2019 - July 12, 2019. European Physical Society, Geneva (2019)