Fermi acceleration and particle pitch angle scattering |
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| Authors: | John S Scott W J Cocke R A Chevalier Donat G Wentzel |
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| Institution: | (1) Astronomy Program, University of Maryland, College Park, Maryland, U.S.A.;(2) Steward Observatory, University of Arizona, Tucson, Arizona, U.S.A.;(3) Kitt Peak National Observatory, P.O. Box 26732, Tucson, Arizona, U.S.A. |
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| Abstract: | We suggest that sharp velocity gradients will exist in fluid-like turbulence in nearly collisionless plasma. This implies effective quenching of Fermi acceleration of thermal particles, but the Fermi acceleration coefficient for relativistic particles remains essentially unchanged. |
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