The general relativistic dispersion relations of transverse waves parallel propagating in magnetized Vlasov plasmas, are reconsidered. In a previous paper [Lazar and Schlickeiser, Canadian J. Phys. 81, 1377 (2003)] we have derived these equations by a rigorous relativistic kinetic theory and by a correct analytical continuation for all complex frequencies. Detailed expressions are more explicitly presented here for residues to completely describe the damped waves-forward or backward moving waves, and left-handed or right-handed polarized waves. The cyclotron damping occurs when the circularly-polarized wave frequency nearly coincides with the gyrofrequency of plasma particle, modified by the relativistic Doppler effect in its own referential. The rigorous analysis of relativistically correct dispersion equations leads to an important correction of nonrelativistic theory: the superluminal EM waves undergo no cyclotron damping in magnetized equilibrium plasmas.
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Univ Paris 06, CNRS, UMR 7095, Inst Astrophys Paris, F-75014 Paris, France
Univ Strasbourg, CNRS, UMR 7550, Astron Observ, F-67000 Strasbourg, FranceUniv Paris 06, CNRS, UMR 7095, Inst Astrophys Paris, F-75014 Paris, France
Heyvaerts, Jean
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Pichon, Christophe
Prunet, Simon
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Univ Paris 06, CNRS, UMR 7095, Inst Astrophys Paris, F-75014 Paris, FranceUniv Paris 06, CNRS, UMR 7095, Inst Astrophys Paris, F-75014 Paris, France
Prunet, Simon
Thiebaut, Jerome
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Univ Paris 06, CNRS, UMR 7095, Inst Astrophys Paris, F-75014 Paris, FranceUniv Paris 06, CNRS, UMR 7095, Inst Astrophys Paris, F-75014 Paris, France