Publications of S. Zegenhagen

Yakovenko, Y. V.; Weller, A.; Werner, A.; Zegenhagen, S.; Fesenyuk, O. P.; Kolesnichenko, Y. I.: Poloidal trapping of the high-frequency Alfvén continuum and eigenmodes in stellarators. Plasma Physics and Controlled Fusion 49, pp. 535 - 558 (2007)

Kolesnichenko, Y. I.; Lutsenko, V. V.; Weller, A.; Werner, A.; Wobig, H.; Yakovenko, Y. V.; Geiger, J.; Zegenhagen, S.: Effects of fast-ion-orbit width on Alfvén instabilities in stellarators: a general theory and its application to a W7-AS experiment. Nuclear Fusion 46, pp. 753 - 769 (2006)

Zegenhagen, S.; Werner, A.; Könies, A.; Weller, A.; Klinger, T.: Analysis of Alfvén Eigenmodes in Stellarators using non-evenly spaces probes. Plasma Physics and Controlled Fusion 48, pp. 1333 - 1346 (2006)

Kolesnichenko, Y. I.; Yakovenko, Y. V.; Weller, A.; Werner, A.; Geiger, J.; Lutsenko, V. V.; Zegenhagen, S.: Novel Mechanism of Anomalous Electron Heat Conductivity and Thermal Crashes during Alfvénic Activity in the Wendelstein 7-AS Stellarator. Physical Review Letters 94, 165004 (2005)

Yakovenko, Y. V.; Kolesnichenko, Y. I.; Fesenyuk, O. P.; Weller, A.; Zegenhagen, S.; Werner, A.; Geiger, J.: Poloidal trapping of high-frequency Alfvén eigenmodes in stellarators. In: Proceedings of the 13th International Congress on Plasma Physics (ICPP06), Contributed Papers, B022p (Eds. Zagorodny, A.; Kocherga, O.). 13th International Congress on Plasma Physics (ICPP06), Kyiv, May 22, 2006 - May 26, 2006. (2006)

Zegenhagen, S.; Yakovenko, Y. V.; Kolesnichenko, Y. I.; Werner, A.; Geiger, J.; Weller, A.; Fesenyuk, O. P.: Experimental observations and theoretical interpretation of anti-ballooning high-frequency Alfvenic activity in Wendelstein 7-AS. In: 33rd European Physical Society Conference on Plasma Physics. Contributed Papers, P-2.117 (Eds. De Marco, F.; Vlad, G.). 33rd EPS Plasma Physics Conference, Rome, June 19, 2006 - June 23, 2006. EPS, Geneva (2006)

Kolesnichenko, Y. I.; Lutsenko, V. V.; Weller, A.; Werner, A.; Yakovenko, Y. V.; Geiger, J.; Tykhyy, A.; Zegenhagen, S.: Analysis and interpretation of observations of Alfvenic activity in Wendelstein 7-AS. In: 32nd European Physical Society Conference on Plasma Physics and Controlled Fusion combined with the 8th International Workshop on Fast Ignition of Fusion Targets, P-2.125 (Eds. Hidalgo, C.; van Milligen, B.P.). 32nd EPS Plasma Physics Conference combined with the 8th International Workshop on Fast Ignition of Fusion Targets, Tarragona, June 27, 2005 - July 01, 2005. European Physical Society, Geneva (2005)

Yakovenko, Y. V.; Kolesnichenko, Y. I.; Lutsenko, V. V.; Weller, A.; Werner, A.; Zegenhagen, S.; Geiger, J.: Confinement Relevant Alfvén Instabilities in Wendelstein 7-AS. In: 20th IAEA Fusion Energy Conference Proceedings, TH/P4-48. 20th IAEA Fusion Energy Conference, Vilamoura, November 01, 2004 - November 06, 2004. International Atomic Energy Agency, Vienna (2005)

Zarnstorff, M. C.; Weller, A.; Fredrickson, E.; Knauer, J. P.; Monticello, D.; Reiman, A.; Zegenhagen, S.; W7-AS Team; NBI Group: The Saturation of Beta in W7-AS. In: 32nd European Physical Society Conference on Plasma Physics and Controlled Fusion combined with the 8th International Workshop on Fast Ignition of Fusion Targets, P-1.062 (Eds. Hidalgo, C.; van Milligen, B.P.). 32nd EPS Conference on Plasma Physics combined with the 8th International Workshop on Fast Ignition of Fusion Targets, Tarragona, June 27, 2005 - July 01, 2005. European Physical Society, Geneva (2005)

Yakovenko, Y. V.; Weller, A.; Werner, A.; Zegenhagen, S.; Fesenyuk, O. P.; Kolesnichenko, Y. I.: Effect of the Three-Dimensionality of the Magnetic Geometry on Alfvén Instabilities in Stellarators. 10th IAEA Technical Meeting on Energetic Particles in Magnetic Confinement Systems, Kloster Seeon (2007)

Kolesnichenko, Y. I.; Lutsenko, V. V.; Weller, A.; Werner, A.; Wobig, H.; Yakovenko, Y. V.; Geiger, J.; Zegenhagen, S.: Effects of fast-ion-orbit width on Alfvén instabilities in stellarators: a general theory and its application to a W7-AS experiment. IAEA Technical Meeting on Innovative Concepts and Theory of Stellarators, Madrid (2005)

Kolesnichenko, Y. I.; Lutsenko, V. V.; Weller, A.; Werner, A.; Wobig, H.; Yakovenko, Y. V.; Geiger, J.; Tykhyy, A. V.; Zegenhagen, S.: Novel physics involved in interpretation of Alfvénic activity accompanied by thermal crashes in W7-AS. 15th International Stellarator Workshop, Madrid (2005)

Yakovenko, Y. V.; Kolesnichenko, Y. I.; Könies, A.; Weller, A.; Werner, A.; Zegenhagen, S.: Peculiarities of the Alfvén continuum in stellarators. IAEA Technical Meeting on Innovative Concepts and Theory of Stellarators, Greifswald (2003)

Zegenhagen, S.; Yakovenko, Y. V.; Kolesnichenko, Y. I.; Werner, A.; Geiger, J.; Weller, A.; Fesenyuk, O. P.: Experimental observations and theoretical interpretation of anti-ballooning high-frequency Alfvenic activity in Wendelstein 7-AS. 33rd EPS Plasma Physics Conference, Rome (2006)

Zegenhagen, S.; Werner, A.; Weller, A.; Klinger, T.: A new tool for Alfven eigenmode analysis in Stellarators. Physik seit Einstein - 69. Jahrestagung der Deutschen Physikalischen Gesellschaft (DPG) mit allen Fachverbänden und der Astronomischen Gesellschaft (AG), Berlin (2005)

Yakovenko, Y. V.; Kolesnichenko, Y. I.; Lutsenko, V. V.; Weller, A.; Werner, A.; Zegenhagen, S.; Geiger, J.; Dinklage, A.: Confinement Relevant Alfvén Instabilities in Wendelstein 7-AS. 20th IAEA Fusion Energy Conference, Vilamoura (2004)

Werner, A.; Geiger, J.; Weller, A.; Zegenhagen, S.: Magnetic Diagnostics for long pulse operation in Wendelstein 7-X. 15th Topical Conference on High Temperature Plasma Diagnostics, San Diego,CA (2004)

Zegenhagen, S.: Destabilization of Alfvén Eigenmodes by Fast Particles in W7-AS. Dissertation, 163 pp., Universität, Greifswald (2006)