Volume 18, Issue 3 ((Iranian Journal of Physics Research,Fall 2018)                   IJPR 2018, 18(3): 485-489 | Back to browse issues page


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Department of Physics, Factually of science, Imam Khomeini International University, Qazvin, Iran , mehramiz@sci.ikiu.ac.ir
Abstract:   (1302 Views)
Abstract
The purpose of this paper is to present a new generalized form of the Appleton-Hartree formulation. To that end, we use a system of linearized quantum plasma equations to include quantum corrections due to the quantum force produced by the density fluctuations of electrons. Dispersion relations and their modifications resulting form quantum effects are derived for both quasi-parallel and quasi- perpendicular wave modes. In comparison to the previous studies, the results show that quantum effects modify the dispersion of the whistler, helicon, left-handed, ordinary and extraordinary waves. Furthermore, the analysis of results, in particular cases, confirms those of previous studies and, in limiting cases, leads to known relationships in classical plasma physics.
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Type of Study: Research | Subject: Plasma Physics