Electrical conductivity of nonideal hydrogen plasma at megabar dynamic pressures

被引:50
|
作者
Fortov, VE [1 ]
Ternovoi, VY [1 ]
Kvitov, SV [1 ]
Mintsev, VB [1 ]
Nikolaev, DN [1 ]
Pyalling, AA [1 ]
Filimonov, AS [1 ]
机构
[1] Russian Acad Sci, Inst Chem Phys, Chernogolovka 142432, Moscow Region, Russia
基金
俄罗斯基础研究基金会;
关键词
D O I
10.1134/1.568114
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The electrical conductivity of a nonideal hydrogen plasma is measured under shock-wave compression to pressures similar to 1.5 Mbar. It is found that the conductivity increases sharply (by five orders of magnitude) at a density rho similar to 0.3-0.4 g/cm(3), reaching close to liquid-metal values similar to 10(3) S/cm. The data obtained can be described by a nonideal-plasma model taking into account the increase in the number of conduction electrons as a result of "ionization by pressure." (C) 1999 American Institute of Physics. [S0021-3640(99)00812-9].
引用
收藏
页码:926 / 931
页数:6
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