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On Nonlinear Alfvén Waves Generated by Cosmic Ray Streaming Instability

V. N. Zirakashvili, V. S. Ptuskin, H. J. Völk

astro-pharXiv:astro-ph/0106078

Abstract

Nonlinear damping of parallel propagating Alfvén waves in high-β plasma is considered. Trapping of thermal ions and Coulomb collisions are taken into account. Saturated damping rate is calculated. Applications are made for cosmic ray propagation in the Galaxy.

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