Hydrodynamic Effects on Field-Generating Thermal Instability in Laser-Heated Plasma

Supersonic outward flow and hydrodynamic perturbations are taken into account in the analysis of the magnetic field generating thermal instability. In the subcritical density region, where the instability is unstable, the stabilization by the supersonic plasma flow is efficient only in low density a...

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Bibliographic Details
Published in:Journal of the Physical Society of Japan Vol. 49; no. 1; pp. 322 - 326
Main Authors: Ogasawara, Masatada, Hirao, Akinari, Ohkubo, Hideyuki
Format: Journal Article
Language:English
Published: Tokyo The Physical Society of Japan 01-01-1980
Online Access:Get full text
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Summary:Supersonic outward flow and hydrodynamic perturbations are taken into account in the analysis of the magnetic field generating thermal instability. In the subcritical density region, where the instability is unstable, the stabilization by the supersonic plasma flow is efficient only in low density and low temperature plasma, except for the flow with large Mach number. The supercritical density region, where the instability is stable from Tidman and Shanny's theory, becomes unstable due to the magnetic field arising from a perturbation of number density.
ISSN:0031-9015
1347-4073
DOI:10.1143/JPSJ.49.322