New approach to electron spin resonance in quantum spin chains

被引:0
|
作者
Oshikawa, M [1 ]
机构
[1] Tokyo Inst Technol, Dept Phys, Tokyo 1528551, Japan
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D O I
暂无
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A field theory approach to ESR in S = 1/2 Heisenberg antiferromagnetic chains is developed. For an exchange anisotropy perturbation, the lineshape is shown to be Lorentzian and the width is proportional to the temperature in the low temperature regime.
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页码:243 / 252
页数:10
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