Large-scale LF electromagnetic waves in the Earth’s magnetosheath

作者: G. D. Aburjania , Z. A. Kereselidze , A. G. Khantadze , M. S. Chkhitunidze

DOI: 10.1134/S0016793207050027

关键词: MagnetopauseComputational physicsInterplanetary magnetic fieldMagnetosphere particle motionMagnetospherePhysicsGeophysicsDipole model of the Earth's magnetic fieldMagnetosheathEarth's magnetic fieldMercury's magnetic fieldSpace and Planetary Science

摘要: The model equations describing the dynamics of solar wind and interplanetary magnetic field in dayside Earth’s magnetosheath have been studied. large-scale flow structure near critical point magnetosphere is determined an approximation Chaplygin stagnation zone identified with focal part. It has indicated that gradient waves (MGWs), which represent a special branch ULF electromagnetic oscillations magnetospheric resonator, can be generated magnetized plasma case when distribution spatially inhomogeneous. characteristic frequencies, periods, phase velocities, wavelengths, amplitudes MGW pulsations determined.

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