Drift mirror instability
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The drift mirror instability (Hasegava, 1969) of a high beta plasma is driven by anisotropic plasma
pressure. Its frequency is given by the diamagnetic drift frequency. For the magnetospheric phenomena,
like compressional Pc 5 pulsations, one has to consider also:
See Chen and Hasegava (1991) for more information.
- Chen, L. and A. Hasegava, Kinetic theory of geomagnetic pulsations 1. Internal exitations by
energetic particles, J. Geophys. Res., 96, 1503-1512, 1991.
- Hasegava, A., Drift mirror instability in the magnetosphere, Phys. Fluids, 12, 2642-, 1969.
- Woch, J., G. Kremser, and A. Korth, A comprehensive investigation of compressional ULF
waves observed in the ring current, J. Geophys. Res., 95, 15113-15132, 1990.