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Yang Shumian, Dai Yujie, Wang Xuehui. Linearized Numerical Analysis of Plasma Pressure and Viscosity[J]. CHINESE JOURNAL OF VACUUM SCIENCE AND TECHNOLOGY, 2019, 39(6): 482-484. DOI: 10.13922/j.cnki.cjovst.2019.06.06
Citation: Yang Shumian, Dai Yujie, Wang Xuehui. Linearized Numerical Analysis of Plasma Pressure and Viscosity[J]. CHINESE JOURNAL OF VACUUM SCIENCE AND TECHNOLOGY, 2019, 39(6): 482-484. DOI: 10.13922/j.cnki.cjovst.2019.06.06

Linearized Numerical Analysis of Plasma Pressure and Viscosity

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  • Received Date: November 23, 2018
  • Available Online: September 14, 2023
  • The influence of the cylindrical plasma pressure and viscosity on the axial eigen-function was analytically described in the linearized ideal magneto-hydrodynamic equations and numerically solved in semi-classical method.The calculated results included:ⅰ) The axial eigenfunction decreases with an increase of the plasma pressure and is little affected by the plasma viscosity, suggesting a positive impact of a uniform plasma pressure on themacroscopic plasma stability;ⅱ) The axial eigenfunctions are negative (positive) when the plasma radii are smaller (greater) than 0.3;and ⅲ) At a low plasma pressure and in the vicinity of thecylindrical axis and/or near the plasma wall, the viscosity significantly affects the axial eigenfunction.
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