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JOURNALS // Preprints of the Keldysh Institute of Applied Mathematics // Archive

Keldysh Institute preprints, 2011 068, 28 pp. (Mi ipmp174)

The nonlinear absorption of Alfven wave in dissipative plasma

M. B. Gavrikov, A. A. Tayurskiy


Abstract: We propose a method for studying absorption of Alfven waves traveling in a homogeneous nonisothermal plasma along a constant magnetic field, and relaxation of electron and ion temperatures in the A-wave. The absorption of a A-wave by the plasma is arose due to dissipative effects — magnetic and hydrodynamic viscosities of electrons and ions and their elastic interaction. The method is based on the exact solution of two-fluid electromagnetic hydrodynamics of the plasma, which for A-wave, as shown in the work, are reduced to a nonlinear system of ordinary differential equations.



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