Filament oscillations as evidence for Alfvén waves |
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| Authors: | Eberhart Jensen Zhang Yi Oddbjørn Engvold |
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| Institution: | (1) Institute of Theoretical Astrophysics, University of Oslo, Blindern, P.O. Box 1029, N-0315 Oslo 3, Norway |
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| Abstract: | High resolution observations of quiescent filaments show oscillations that are strongly tied to their fine threads. It is shown that neither slow nor fast MHD modes may account for the observations, which rather are in accordance with Alfvén waves. |
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