DYNAMO EFFECT AND CURRENT DRIVE DUE TO MAGNETIC FLUCTUATIONS IN SHEARED MAGNETIC-FIELD

被引:5
|
作者
AVINASH, K
机构
[1] Institute for Fusion Studies, University of Texas at Austin, Austin
[2] Institute for Plasma Research
来源
PHYSICS OF FLUIDS B-PLASMA PHYSICS | 1991年 / 3卷 / 08期
关键词
D O I
10.1063/1.859628
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
It is shown that when the mean electromotive force in a plasma is evaluated in terms of the two-point correlation of driven magnetic field fluctuations (as would be appropriate for problems related to current drive by waves), there is no beta-effect; i.e., the terms associated with gradients of the mean field vanish. The relevance of this result to the problem of current drive is discussed.
引用
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页码:2150 / 2152
页数:3
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