Publications of S. Zegenhagen
All genres
Journal Article (4)
2007
Journal Article
49, pp. 535 - 558 (2007)
Poloidal trapping of the high-frequency Alfvén continuum and eigenmodes in stellarators. Plasma Physics and Controlled Fusion 2006
Journal Article
46, pp. 753 - 769 (2006)
Effects of fast-ion-orbit width on Alfvén instabilities in stellarators: a general theory and its application to a W7-AS experiment. Nuclear Fusion
Journal Article
48, pp. 1333 - 1346 (2006)
Analysis of Alfvén Eigenmodes in Stellarators using non-evenly spaces probes. Plasma Physics and Controlled Fusion 2005
Journal Article
94, 165004 (2005)
Novel Mechanism of Anomalous Electron Heat Conductivity and Thermal Crashes during Alfvénic Activity in the Wendelstein 7-AS Stellarator. Physical Review Letters Conference Paper (5)
2006
Conference Paper
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)
Conference Paper
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)
2005
Conference Paper
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)
Conference Paper
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)
Conference Paper
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)
Talk (4)
2007
Talk
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)
2005
Talk
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)
Talk
Novel physics involved in interpretation of Alfvénic activity accompanied by thermal crashes in W7-AS. 15th International Stellarator Workshop, Madrid (2005)
2003
Talk
Peculiarities of the Alfvén continuum in stellarators. IAEA Technical Meeting on Innovative Concepts and Theory of Stellarators, Greifswald (2003)
Poster (4)
2006
Poster
Experimental observations and theoretical interpretation of anti-ballooning high-frequency Alfvenic activity in Wendelstein 7-AS. 33rd EPS Plasma Physics Conference, Rome (2006)
2005
Poster
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)
2004
Poster
Confinement Relevant Alfvén Instabilities in Wendelstein 7-AS. 20th IAEA Fusion Energy Conference, Vilamoura (2004)
Poster
Magnetic Diagnostics for long pulse operation in Wendelstein 7-X. 15th Topical Conference on High Temperature Plasma Diagnostics, San Diego,CA (2004)
Thesis - PhD (1)
2006
Thesis - PhD
Destabilization of Alfvén Eigenmodes by Fast Particles in W7-AS. Dissertation, 163 pp., Universität, Greifswald (2006)