Publications of J. Geiger

Klose, S.; Weller, A.; Geiger, J.; Werner, A.; W7-AS Team: Asymmetries of Impurity Radiation in the W7-AS observed with Soft-X-Ray Tomography. In: 29th European Physical Society Conference on Plasma Physics and Controlled Fusion. Contributed Papers, P-5.-032 (Eds. Behn, R.; Varandas, C.). 29th EPS Conference on Plasma Physics and Controlled Fusion, Montreux, June 17, 2002 - June 21, 2002. European Physical Society, Geneva (2002)

Weller, A.; Geiger, J.; Werner, A.; Klose, S.; baldzuhn; Brakel, R.; Ehmler, H.; Fu, G.; Gadelmeier, F.; Giannone, L. et al.; Knauer, J.-P.; Kühner, G.; Nührenberg, C.; Pasch, E.; Rust, N.; Sanchez, R.; Speth, E.; Spong, D. A.; Wenzel, U.; W7-AS Team, Max Planck Institute for Plasma Physics, Max Planck Society; NBI Group: Performance and stability of high-β discharges in W7-AS. In: Proceedings of the 13th International Stellarator Workshop, OIV2. 13th International Stellarator Workshop, Canberra, February 25, 2002 - March 01, 2002. Plasma Physics Princeton Lab., Princeton (2002)

Jaenicke, R.; Anton, M.; Baldzuhn, J.; Bäumel, S.; Brakel, R.; Burhenn, R.; Callaghan, H.; Cattanei, G.; Dorst, D.; Ehmler, H. et al.; Elsner, A.; Erckmann, V.; Feng, Y.; Fiedler, S.; Fuchs, C.; Gadelmeier, F.; Geiger, J.; Giannone, L.; Grigull, P.; Hacker, H.; Hartfuß, H.-J.; Hartmann, D.; Hildebrandt, D.; Hirsch, M.; Holzhauer, E.; Karger, F.; Kick, M.; Kisslinger, J.; Klose, S.; Knauer, J. P.; Koponen, J. P.; Koenig, R.; Kühner, G.; Laqua, H.; Ledl, L.; Maaßberg, H.; Niedermeyer, H.; McCormick, K.; Naujoks, D.; Ott, W.; Penningsfeld, F.-P.; Reimbold, S.; Ruhs, N.; Rust, N.; Saffert, J.; Sallander, E.; Sardei, F.; Schubert, M.; Speth, E.; Stroth, U.; Volpe, F.; Wagner, F.; Weller, A.; Wendland, C.; Werner, A.; Würsching, E.: Operational Boundaries on the Stellarator W7-AS at the Beginning of the Divertor Experiments. In: 18th Conference on Fusion Energy. 18th Conference on Fusion Energy, Sorrento, October 04, 2000 - October 10, 2000. (2001)

Maassberg, H.; Geiger, J.; Laqua, H.; Marushchenko, N. B.; Rome, M.; Wendland, C.; W7-AS Team: High Power ECCD Experiments at W7-AS. 18th Conference on Fusion Energy, Sorrento, October 04, 2000 - October 10, 2000., (2001)

Weller, A.; Anton, M.; Brakel, R.; Geiger, J.; Hirsch, M.; Jaenicke, R.; Klose, S.; Sallander, E.; Werner, A.; W7-AS Team et al.; NBI Group: Effects of Toroidal Currents upon Magnetic Configurations and Stability in Wendelstein 7-AS. 18th Conference on Fusion Energy, Sorrento, October 04, 2000 - October 10, 2000., (2001)

Anton, M.; Geiger, J.; Jaenicke, R.; Wendland, C.; Maaßberg, H.; W7-AS, Max Planck Institute for Plasma Physics, Max Planck Society; W7-X ECRH Team, Max Planck Institute for Plasma Physics, Max Planck Society: Toroidal Current Densities. In: 12th International Stellarator Workshop, Vol. CD-ROM. 12th International Stellarator Workshop, Madison, WI, September 27, 1999 - October 01, 1999. (2000)

Brakel, R.; Anton, M.; Geiger, J.; Hartfuß, H.-J.; Kühner, G.; Weller, A.; Würsching, E.; W7-AS, Max Planck Institute for Plasma Physics, Max Planck Society; W7-X ECRH Team, Max Planck Institute for Plasma Physics, Max Planck Society: An Empirical Model of Electron Energy Transport in the Presence of Rational Surfaces in W7-AS. In: 12th International Stellarator Workshop, Vol. CD-ROM. 12th International Stellarator Workshop, Madison, WI, September 27, 1999 - October 01, 1999. (2000)

Callaghan, H. P.; McCarthy, P.; Geiger, J.: Pressure Profile Recovery on the W7-AS Stellarator with External Magnetic Information Using Function Parameterization. In: 27th EPS Conference on Controlled Fusion and Plasma Physics. Contributed Paper, pp. 436 - 439 (Eds. Szegö; K.; Todd; T.N.; Zoletnik et al.). 27th EPS Conference on Controlled Fusion and Plasma Physics, Budapest, June 12, 2000 - June 16, 2000. European Physical Society, Geneva (2000)

Geiger, J.; Erckmann, V.; Gasparino, U.; Laqua, H.; Kasilov, S. V.; Maaßberg, H.; Marushchenko, N. B.; Rome, M.; W7-AS, Max Planck Institute for Plasma Physics, Max Planck Society: Fokker-Planck Estimation of Electron Distribution Functions for High Power ECCD at W7-AS. In: 12th International Stellarator Workshop, Vol. CD-ROM. 12th International Stellarator Workshop, Madison, WI, September 27, 1999 - October 01, 1999. (2000)

Laqua, H.; Erckmann, V.; Geiger, J.; Maaßberg, H.; W7-AS, Max Planck Institute for Plasma Physics, Max Planck Society: Overview on ECRH Experiments at the Wendelstein-AS Stellarator. In: 12th International Stellarator Workshop, Vol. CD-ROM. 12th International Stellarator Workshop, Madison, WI, September 27, 1999 - October 01, 1999. (2000)

Weller, A.; Anton, C.; Fuchs, C.; Geiger, J.; Hirsch, M.; Jaenicke, R.; Nührenberg, C.; Sallander, E.; Spong, D. A.; Werner, A. et al.; W7-AS, Max Planck Institute for Plasma Physics, Max Planck Society: Survey of MHD Instabilities in W7-AS. In: 12th International Stellarator Workshop, Vol. CD-ROM. 12th International Stellarator Workshop, Madison, WI, September 27, 1999 - October 01, 1999. (2000)

Anton, M.; Geiger, J.; Jaenicke, R.; W7-AS, Max Planck Institute for Plasma Physics, Max Planck Society; ECRH Group: Toroidal Current Densities Viewed by Magnetic Diagnostics at W7-AS. In: 26th European Physical Society Conference on Controlled Fusion and Plasma Physics. Contributed Papers, P4.025 (Eds. Schweer, B.; Van Oost, G.; Vietzke, E.). 26th EPS Conference on Controlled Fusion and Plasma Physics, Maastricht, June 14, 1999 - June 18, 1999. European Physical Society, Geneva (1999)

Fuchs, C.; Geiger, J.; Hartfuss, H. J.; Maaßberg, H.; W7-AS, Max Planck Institute for Plasma Physics, Max Planck Society: ECRH Absorption and Shafranov Shift in the "Electron Root" Feature at the W7-AS Stellarator. In: 26th European Physical Society Conference on Controlled Fusion and Plasma Physics. Contributed Papers, P4.027 (Eds. Schweer, B.; Van Oost, G.; Vietzke, E.). 26th EPS Conference on Controlled Fusion and Plasma Physics, Maastricht, June 14, 1999 - June 18, 1999. European Physical Society, Geneva (1999)

Gasparino, U.; Geiger, J.; Kasilov, S. V.; Maaßberg, H.; Marushchenko, N.; Murakami, S.; Rome, M.: Fokker-Planck Estimation of Electron Distribution Functions for High Power ECCD at W7-AS. In: 26th European Physical Society Conference on Controlled Fusion and Plasma Physics. Contributed Papers, P4.052 (Eds. Schweer, B.; Van Oost, G.; Vietzke, E.). 26th EPS Conference on Controlled Fusion and Plasma Physics, Maastricht, June 14, 1999 - June 18, 1999. European Physical Society, Geneva (1999)

Wagner, F.; Anton, M.; Baldzuhn, J.; Brakel, R.; Burhenn, R.; Cattanei, G.; Endler, M.; Erckmann, V.; Feng, Y.; Fiedler, S. et al.; Geiger, J.; Geist, T.; Giannone, L.; Grigull, P.; Hartfuss, H. J.; Hartmann, D.; Herre, G.; Hirsch, M.; Holzhauer, E.; Jaenecke, R.; Kick, M.; Kisslinger, J.; Koponen, J.; Kuehner, G.; Laqua, H. P.; Maassberg, H.; Sardei, F.; Stroth, U.; Weller, A.; Zoletnik, S.; Chatenet, J. H.; Dorst, D.; Elsner, A.; Goerner, C.; Hacher, H.; Karger, F.; Knauer, J.; Koenig, R.; Laqua, H.; McCormick, K.; Niedermeyer, H.; Nuehrenberg, C.; Ott, W.; Penningsfeld, F. P.; Salat, A.; Schneider, F.; Theimer, G.; Walter, H.; Wendland, C.; Werner, A.; Wuersching, E.; Zeiler, P.: Overview on W7-AS Results with Relevance for Wendelstein 7-X and the Low-Shear Stellarator Line. In: Fusion Energy 1998. 17th Conference Proceedings, pp. 115 - 128. 17th Conference on Fusion Energy, Yokohama, October 18, 1998 - October 24, 1998. International Atomic Energy Agency (IAEA), Vienna (1999)

Weller, A.; Anton, M.; Brakel, R.; Geiger, J.; Görner, C.; Hartfuss, H. J.; Hirsch, M.; Jaenicke, R.; Nührenberg, C.; Pinches, S.-D. et al.; Spong, D. A.; Zoletnik, S.; W7-AS Team, Max Planck Institute for Plasma Physics, Max Planck Society: Investigation of Equilibrium Global Modes and Microinstabilities in the Stellarator W7-AS. In: Fusion Energy 1998. 17th Conference Proceedings, p. EX2/1 - EX2/1. 17th Conference on Fusion Energy, Yokohama, October 18, 1998 - October 24, 1998. International Atomic Energy Agency, Vienna (1999)

Brakel, R.; Anton, M.; Chatenet, J.; Geiger, J.; Geist, T.; Hartfuss, H.-J.; Hirsch, M.; Kuehner, G.; Maassberg, H.; Stroth, U. et al.; Weller, A.; W7-AS-Team; ECRH-Group: On the Influence of Rotational Transform and Magnetic Shear on Confinement in the W7-AS Stellarator. In: 1998 International Congress on Plasma Physics and 25th EPS Conference on Controlled Fusion and Plasma Physics, pp. 423 - 426. 1998 International Congress on Plasma Physics and 25th EPS Conference on Controlled Fusion and Plasma Physics, Prague, June 29, 1998 - July 03, 1998. European Physical Society, Geneva (1998)

Callaghan, H. P.; McCarthy, P.; Geiger, J.: Rapid Equilibrium Reconstruction on W7-AS Using Function Parametrization. In: 1998 International Congress on Plasma Physics and 25th EPS Conference on Controlled Fusion and Plasma Physics, pp. 1470 - 1473. 1998 International Congress on Plasma Physics and 25th EPS Conference on Controlled Fusion and Plasma Physics, Prague, June 29, 1998 - July 03, 1998. European Physical Society, Geneva (1998)

Hirsch, M.; Anton, M.; Baldzuhn, J.; Chatenet, J. H.; Christou, C.; Endler, M.; Geiger, J.; Geist, T.; Hartfuss, H.-J.; Holzhauer, E. et al.; Kuehner, G.; Stroth, U.; Zoletnik, S.; W7-AS-Team: ELM-Like Transport Events and their Impact on Confinement in W7-AS. In: 1998 International Congress on Plasma Physics and 25th EPS Conference on Controlled Fusion and Plasma Physics, pp. 2322 - 2325. 1998 International Congress on Plasma Physics and 25th EPS Conference on Controlled Fusion and Plasma Physics, Prague, June 29, 1998 - July 03, 1998. European Physical Society, Geneva (1998)

Weller, A.; Görner, C.; Chih Yao Teo, A.; Anton, M.; Geiger, J.; Jaenicke, R.; Konrad, C.; Penningsfeld, F.-P.; Spong, D.; W7-AS Team, Max Planck Institute for Plasma Physics, Max Planck Society et al.; NBI Group: Alfvén Instabilities in Wendelstein 7-AS. In: Helical system research: proceedings of joint conference of 11th International Stellarator Conference (ISC-11) & 8th International Toki Conference on Plasma Physics and Controlled Nuclear Fusion (ITC-8), September 29-October 3, 1997, Toki-city, Japan, Vol. 1, pp. 263 - 266 (Ed. Ueda, Y.). The Japan Society of Plasma Science and Nuclear Fusion Research, Nagoya, Aichi (1998)