Publications of T. Geist

Conference Paper (40)

61.
Conference Paper
Branas, B.; Keen, B.E.; Hirsch, M.; Stott, P.E.; Zhuralev, V.; Winter, J.; Geist, T.; Hartfuss, H.-J.; et al.: Turbulence Studies in W7-AS by AM and Carrier Phase Reflectometry. Proc. 22nd EPS Conf.on Controlled Fusion and Plasma Physics, Geneva Bournemouth, July 03, 1995 - July 07, 1995. ECA 19C, 4, pp. 161 - 164 (1995)
62.
Conference Paper
Foerster, W.; Herschbach, K.; Gantenbein, G.; Maurer, W.; Graubner, T.; Vetter, J.E.; Erckmann, V.; Geist, T.: Millimetre-Wave Technology and Performance of the 2 MW, 140 Ghz ECRH System on the Stellarator W7-AS. In: Proc. of the 18th Symposium on Fusion Technology, Vol. 1, pp. 485 - 488. Proc. of the 18th Symposium on Fusion Technology, Vol. 1, Amsterdam Karlsruhe (DE). North-Holland Publ. (1995)
63.
Conference Paper
Hirsch, M.; Geist, T.; Hartfuss, H.-J.; et al.: Heterodyne Reflectometer for Phase and Time Delay Measurements in W7-AS (Abstract). In: Review of Scientific Instruments, Vol. 66, 1, 2, p. 412. (1995)
64.
Conference Paper
Suvorov, E.V.; Keen, B.E.; Burov, A.B.; Stott, P.E.; Dryagin, Y.A.; Winter, J.; Erckmann, V.; Geist, T.; Kick, M.; Laqua, M. et al.; W7-AS-Team; NBI-Team; et al.: Collective Scattering of Powerful 140 GHz Radiation at W7-AS. Proc. 22nd EPS Conf.on Controlled Fusion and Plasma Physics, Geneva Bournemouth, July 03, 1995 - July 07, 1995. ECA 19C, 1, pp. 429 - 432 (1995)
65.
Conference Paper
Erckmann, V.; Porkolab, M.; Burhenn, R.; Hosea, J.; Geist, T.; Hartfuss, H.J.; Kick, M.; Maassberg, H.; Team, W.-A.; Team, N. et al.; et al.: High Power 140 GHz ECRH Experiments at the W7-AS Stellarator. Proceedings of the 10th Topical Conference on Radio Frequency Power in Plasmas, New York Boston, MA(US), January 01, 1993. AIP Conference Proceedings 289, pp. 137 - 148 (1994)
66.
Conference Paper
Estrada, T.; Hirsch, M.; Geist, T.; Hartfuss, H. J.: Reflectometry Measurements during L- to H- Transition in the W7-AS Stellarator. In: ECA, Vol. 18B, Part 1, pp. 404 - 407 (Eds. Joffrin, E.; Platz, P.; Stott, P. E.). 21st EPS Conference on Controlled Fusion and Plasma Physics, Montpellier, June 27, 1994 - July 01, 1994. European Physical Society, Geneva (1994)
67.
Conference Paper
Borie, E.; Gantenbein, G.; Dammertz, G.; Geist, T.: A 500 kW, 140 GHz Gyrotron in an Asymmetric Volume Mode for Fusion Plasma Applications. In: Proceedings of Eighth Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, pp. 539 - 548. 8th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Gut Ising (DE), October 19, 1993 - October 21, 1993. Max-Planck-Institut für Plasmaphysik, Garching (1993)
68.
Conference Paper
Erckmann, V.; Brakel, R.; Burhenn, R.; Grigull, P.; Hartfuss, H. J.; Hofmann, J. V...; Jaenicke, R.; Maassberg, H.; Niedermeyer, H.; Ohlendorf, W. et al.; Ringler, H.; Rudyj, A.; Wagner, F.; Weller, A.; WVII-AS--Team; Baldzuhn, J.; Bomba, B.; Cattanei, G.; Dodhy, A.; Dorst, D.; Elsner, A.; Endler, M.; Engelhardt, K.; Gasparino, U.; Geissler, S.; Geist, T.; Giannone, L.; Hacker, H.; Heinrich, O.; Herre, G.; Hildebrandt, D.; Karger, F.; Kick, M.; Kroiss, H.; Kubo, S.; Kuehner, G.; Lazaros, A.; Mahn, C.; McCormick, K.; Pech, P.; Ruhs, N.; Saffert, J.; Sardei, F.; Sattler, S.; Tutter, M.; Unger, E.; Wenzel, U.; Wolff, H.; Wuersching, E.; Zimmermann, D.; Zippe, M.; Zoepfel, S.: H-Mode Like Transitions in the W7-AS Stellarators with High Power 140 GHz ECRH. In: Plasma Physics and Controlled Nuclear Fusion Research 1992, Vol. 2, pp. 469 - 481. 14th Conference on Plasma Physics and Controlled Nuclear Fusion Research, Würzburg, September 30, 1992 - October 07, 1992. International Atomic Energy Agency (IAEA), Vienna (1993)
69.
Conference Paper
Estrada, T.; Cabral, J. A.; Sanchez, J.; Manso, M. E.; Hartfuß, H. J.; Serra, F. M.; Hirsch, M.; Geist, T.: Density Fluctuation Measurements by Broadband Heterodyne Reflectometry on the W7-AS Stellarator. In: 20th European Physical Society Conference on Controlled Fusion and Plasma Physics, pp. 369 - 372 (Eds. Cabral, J. A. C.; Manso, M. E.; Serra, F. M.). 20th EPS Conference on Controlled Fusion and Plasma Physics, Lisbon (PT), July 26, 1993 - July 30, 1993. European Physical Society, Geneva (1993)
70.
Conference Paper
Estrada, T.; Sanchez, J.; Hartfuß, H. J.; Hirsch, M.; Geist, T.: Fluctuation Studies in Wendelstein VII-AS by Reflectometry. In: A Collection of Papers Presented at the IAEA Technical Committee Meeting on Stellarators and other Helical Confinement Systems, pp. 292 - 297. 9th International Workshop on Stellarators, Garching , May 10, 1993 - May 14, 1993. International Atomic Energy Agency, Vienna (1993)
71.
Conference Paper
Geist, T.: 70 and 140 GHz Notch-Filters. In: Proceedings of Eighth Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, pp. 417 - 422. 8th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, Gut Ising (DE), October 19, 1993 - October 21, 1993. Max-Planck-Institut für Plasmaphysik, Garching (1993)
72.
Conference Paper
Kick, M.; Baldzuhn, J.; Ballico, S.D.; Bomba, B.; Brakel, R.; Buechse, R.; Burhenn, R.; Cattanei, G.; Dohdy, A.; Dorst, D. et al.; Elsner, A.; Endler, M.; Engelhardt, K.; Erckmann, V.; Gasparino, U.; Geiger, J.; Geissler, S.; Geist, T.; Giannone, L.; Grigull, P.; Hacker, H.; Hartfuss, H.J.; Heinrich, O.; Herre, G.; et al.: Experimental Status of the "Advanced Stellarator" W7-AS. In: Jahrestagung Kerntechnik '93, pp. 25 - 28. Jahrestagung Kerntechnik '93, Bonn Koeln (DE). Inforum Verlags- u. Verwaltungsges. (1993)
73.
Conference Paper
Stroth, U.; Cabral, J. A.; Giannone, L.; Manso, M. E.; Erckmann, V.; Serra, F. M.; Geist, T.; Hartfuss, H. J.; Jaenicke, R.; Kuehner, G. et al.; Ringler, H.; Sardei, F.; WVII-AS-Team: On the Diffusive Nature of W7-AS Transport. In: 20th European Physical Society Conference on Controlled Fusion and Plasma Physics, pp. 349 - 352 (Eds. Cabral, J. A. C.; Manso, M. E.; Serra, F. M.). 20th EPS Conference on Controlled Fusion and Plasma Physics, Lisbon (PT), July 26, 1993 - July 30, 1993. European Physical Society, Geneva (1993)
74.
Conference Paper
Stroth, U.; Giannone, L.; Erckmann, V.; Geist, T.; Hartfuss, H. J.; Jaenicke, R.; Kuehner, G.; Ringler, H.; Sardei, F.; WVII-AS-Team: On the Diffusive Nature of W7-AS Transport. In: A Collection of Papers Presented at the IAEA Technical Committee Meeting on Stellarators and other Helical Confinement Systems, pp. 319 - 323. 9th International Workshop on Stellarators, Garching, May 10, 1993 - May 14, 1993. International Atomic Energy Agency, Vienna (1993)
75.
Conference Paper
Erckmann, V.; Gasparino, U.; Hartfuß, H. J.; Maaßberg, H.; Tutter, M.; WVII-AS-Team; Kasparek, W.; Müller, G. A.; Schüller, P. G.; Dammertz, G. et al.; Gantenbein, G.; Geist, T.; Nickel, H. U.; Posczyk, B.; Thumm, M.: Confinement Studies with ECRH and ECCD at 70 and 140 GHz in the W7-AS Stellarator. In: Europhysics Topical Conference on Radiofrequency Heating and Current Drive of Fusion Devices: Contributed Papers, pp. 297 - 300 (Eds. Gormezano, C.; Lamalle, P. U.; Weynants, R. R.). Europhysics Topical Conference on Radiofrequency Heating and Current Drive of Fusion Devices, Brussels, July 07, 1992 - July 10, 1992. European Physical Society, Geneva (1992)

Talk (1)

76.
Talk
Stange, T.; Hartfuß, H.-J.; Geist, T.; Schmuck, S.; Marsen, S.: Elektron-Zyklotron-Emissions-Diagnostik zur Bestimmung der Elektronentemperatur am Stellarator WEGA. DPG Frühjahrstagung, Greifswald (2009)

Report (1)

77.
Report
Geist, T.; Würsching, E.; Hartfuß, H.-J.: Handbuch zum 160GHz Interferometer an W7-AS. Max-Planck-Institut für Plasmaphysik, Garching (1997), 63 pp.
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