EXCHANGE ENHANCEMENT OF NUCLEAR SPIN-LATTICE RELAXATION IN ANTIFERROMAGNETS

被引:18
作者
HARRIS, AB
机构
[1] Department of Physics, University of Pennsylvania, Philadelphia
来源
PHYSICAL REVIEW | 1969年 / 183卷 / 02期
关键词
D O I
10.1103/PhysRev.183.486
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The nuclear spin-lattice relaxation rate in an antiferromagnetic insulator at low temperature is calculated to lowest order in 1z. The effects of anisotropy are included but correctly vanish for spin 1/2. Instead of a divergence in the limit of zero anisotropy as found by Beeman and Pincus, we obtain results similar to those for a ferromagnet. © 1969 The American Physical Society.
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页码:486 / &
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