Nonlinear Alfven Wave in an Ultra-Relativistic Electron-Positron Plasma

  • Sakai Jun-ichi
    Department of Applied Mathematics and Physics
  • Kawata Tutomu
    Department of Information Processing, Faculty of Engineering, Toyama University

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タイトル別名
  • Nonlinear Alfven Wave in an Ultra Relat

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説明

Nonlinear Alfven wave propagating parallel to a constant magnetic field in an ultra-relativistic electron-positron plasma is investigated in a frame of covariant two-fluid model equation. It is shown that the nonlinear evolution of circular polarized Alfven wave is described by<BR>(Remark: Graphics omitted.),<BR>where B is the wave amplitude. Some stationary solutions (bright soliton, kink solution, spiky soliton with rapid phase rotation) are discussed.

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