Impact of frustrated singularities on magnetic island evolution

被引:25
作者
Jemella, BD [1 ]
Shay, MA
Drake, JF
Rogers, BN
机构
[1] Univ Maryland, College Pk, MD 20742 USA
[2] Dartmouth Coll, Hanover, NH 03755 USA
关键词
D O I
10.1103/PhysRevLett.91.125002
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The growth of magnetic islands is explored using the magnetohydrodynamic model in a simple slab system in which the value of the tearing mode stability parameter Delta(') can be varied continuously. Unless the system is close to marginal stability reconnection is controlled by Sweet-Parker current layers, whose formation is a consequence of the inherent singular structure of magnetic island equilibria.
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页数:4
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