Publications of J. Geiger

Sengupta, A.; McCarthy, P. J.; Geiger, J.; Werner, A.: Fast recovery of vacuum magnetic configuration of W7-X stellarator using function parametrization and artifical neural networks. Nuclear Fusion 44, pp. 1176 - 1188 (2004)

Svensson, J.; Dinklage, A.; Geiger, J.; Fischer, R.; Werner, A.: Integrating diagnostic DATA analyses for W7-AS using Bayesian graphical models. Review of Scientific Instruments 75, pp. 4219 - 4221 (2004)

Svensson, J.; Dinklage, A.; Geiger, J.; Werner, A.; Fischer, R.: Integrating diagnostic data analysis for W7-AS using bayesian graphical models. Review of Scientific Instruments 75, pp. 4219 - 4221 (2004)

Svensson, J.; Dinklage, A.; Geiger, J.; Werner, A.; Fischer, R.: Integrating diagnostic data analysis for W7-AS using Bayesian graphical models. Review of Scientific Instruments 75, pp. 4219 - 4221 (2004)

Svensson, J.; Dinklage, A.; Geiger, J.; Werner, A.; Fischer, R.: Integrating diagnostic data analysis for W7-AS using Bayesian graphical models. Review of Scientific Instruments 75, pp. 4219 - 4221 (2004)

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. Invited papers from the 30th European Physical Society Conference on Controlled Fusion and Plasma Physics, pp. A285 - A308 (2003)

Jaenicke, R.; Bäumel, S.; Baldzuhn, J.; Brakel, R.; Burhenn, R.; Ehmler, H.; Endler, M.; Erckmann, V.; Feng, Y.; Gadelmeier, F. et al.; Geiger, J.; Giannone, L.; Grigull, P.; Hartfuß, H.-J.; Hartmann, D.; Hildebrandt, D.; Hirsch, M.; Holzhauer, E.; Kick, M.; Kisslinger, J.; Klinger, T.; Klose, S.; Knauer, J.; König, R.; Kühner, G.; Laqua, H.; Maaßberg, H.; McCormick, K.; Narayanan, R.; Niedermeyer, H.; Pasch, E.; Ruhs, N.; Rust, N.; Saffert, J.; Sardei, F.; Schneider, F.; Schubert, M.; Speth, E.; Wagner, F.; Weller, A.; Wenzel, U.; Werner, A.; Würsching, E.: A new quasi-stationary, very high density plasma regime on the W7-AS stellarator. Plasma Physics and Controlled Fusion 44 (Suppl. 12B), pp. B193 - B205 (2002)

Erckmann, V.; Laqua, H. P.; Maaßberg, H.; Geiger, J.; Dammertz, G.; Kasparek, W.; Thumm, M.; W7-X Team; W7-AS Team; W7-X Team (FZ Karlsruhe) et al.; W7-X Team (IPF Stuttgart): Electron cyclotron resonance heating and EC-current drive experiments at W7-AS, status at W7-X. Fusion Engineering and Design 53, pp. 365 - 375 (2001)

Fuchs, C.; Geiger, J.; Hartfuß, H.-J.; Maaßberg, H.; W7-AS Team: Shafranov shift in the "electron root" feature at the W7-AS stellarator. Fusion Engineering and Design 53, pp. 309 - 314 (2001)

Hacker, H. H.; Burhenn, R.; Kondo, K.; Anton, M.; Assmus, D.; Baeumel, S.; Beidler, C.; Bindemann, T.; Brakel, R.; Cattanei, G. et al.; Dinklage, A.; Dodhy, A.; Ehmler, H.; Elsner, A.; Endler, M.; Engelhardt, K.; Erckmann, V.; Feng, Y.; Fuchs, C.; Gadelmeier, F.; Geiger, J.; Giannone, L.; Grigull, P.; Grünwald, G.; Grulke, O.; Harmeyer, E.; Hartfuss, H.-J.; Herrnegger, F.; Hirsch, M.; Hofner, J.; Hollmann, F.; Holzhauer, E.; Igitkhanov, Y.; Jaenicke, R.; Karger, F.; Kick, M.; Kisslinger, J.; Klose, S.; Knauer, J.; Kroiss, H.; Kühner, G.; Kus, A.; Laqua, H.; Liu, R.; Maassberg, H.; Marushchenko, N.; McCormick, K.; Michel, G.; Noke, F.; Ott, W.; Otte, M.; Pacco-Düchs, M. G.; Penningsfeld, F. P.; Polunovsky, E.; Probst, F.; Purps, F.; Ruhs, N.; Rust, N.; Saffert, N. J.; Salat, A.; Sallander, J.; Sardei, F.; Schneider, F.; Schubert, M.; Sidorenko, I.; Speth, E.; Süss, R.; Thomsen, H.; Volpe, F.; Wagner, F.; Weller, A.; Wendland, C.; Werner, A.; Wobig, H.; Wuersching, E.; Zimmermann, D.: Spectra of Highly Ionized Xenon (6-30 nm) Excited in W7-AS Plasmas. Applied Physics. B 73, pp. 59 - 64 (2001)

Weller, A.; Anton, M.; Geiger, J.; Hirsch, M.; Jaenicke, R.; Werner, A.; Nührenberg, C.; Sallander, E.; Spong, D. A.; W7-AS Team: Survey of Magnetohydrodynamic Instabilities in the Advanced Stellarator Wendelstein 7-AS. Physics of Plasmas 8, pp. 931 - 956 (2001)

Callaghan, H. P.; McCarthy, P.; Geiger, J.: Pressure Profile Recovery on W7-AS with Idealized External Magnetic Measurements Using Function Parametrization. Plasma Physics and Controlled Fusion 42, pp. 1013 - 1022 (2000)

Hirsch, M.; Grigull, P.; Wobig, H.; Kisslinger, J.; McCormick, K.; Anton, M.; Baldzuhn, J.; Fiedler, S.; Fuchs, C.; Geiger, J. et al.; Giannone, L.; Hartfuß, H.-J.; Holzhauer, E.; Jaenicke, R.; Kick, M.; Maaßberg, H.; Wagner, F.; Weller, A.; W7-AS Team: Operational Conditions and Characteristics of ELM-Events during H-Mode Plasmas in the Stellarator W7-AS. Plasma Physics and Controlled Fusion 42, pp. A 231 - A 236 (2000)

Callaghan, H. P.; Mc Carthy, P. J.; Geiger, J.: Fast Equilibrium Interpretation on the W7-AS Stellarator Using Function Parameterization. Nuclear Fusion 39 (4), pp. 509 - 523 (1999)

Callaghan, H. P.; McCarthy, P. J.; Geiger, J.: Fast equilibrium interpretation on the W7-AS stellarator using function parameterization. Nuclear Fusion 39 (4), pp. 509 - 523 (1999)

Nührenberg, C.; Geiger, J.; Görner, C.; Weller, A.: Computational Study of Toroidal Alfven Eigenmodes in W7-AS. Stellarator News (61), pp. 30 - 32 (1999)

Weller, A.; Goerner, C.; Anton, M.; Geiger, J.; Nuehrenberg, C.: Energetic Particle-Driven Alfven Instabilities in W7-AS. 61, pp. 32 - 33 (1999)

Anton, M.; Klinger, T.; Haese, M.; Zoletnik, S.; Geiger, J.; Goerner, C.; Hartfuss, H.-J.; Jaenicke, R.; Weller, A.; W7-AS-Team: Recent Observations of MHD Instabilities on W7-AS. Journal of Plasma and Fusion Research SERIES 1, pp. 259 - 262 (1998)

Anton, M.; Klinger, T.; Häse, M.; Zoletnik, S.; Geiger, J.; Görner, C.; Hartfuß, H.-J.; Jaenicke, R.; Weller, A.; W7-AS Team: Recent Observations of MHD Instabilities on W7-AS. Journal of Plasma and Fusion Research 1, pp. 259 - 262 (1998)

Brakel, R.; Anton, M.; Erckmann, V.; Fiedler, S.; Geiger, J.; Hartfuß, H.-J.; Hirsch, M.; Jaenicke, R.; Kühner, G.; Maaßberg, H. et al.; Stroth, U.; Wagner, F.; Weller, A.; W7-AS Team; ECRH Group: The Role of Magnetic Shear in the Confinement of W7-AS Plasmas. Journal of Plasma and Fusion Research 1, pp. 80 - 83 (1998)