STATIC AND DYNAMIC PROPERTIES OF HELICAL SPIN CHAINS

被引:10
作者
DERAEDT, H [1 ]
DERAEDT, B [1 ]
机构
[1] UNIV SAARLAND,INST THEORET PHYS,D-6600 SAARBRUCKEN,FED REP GER
来源
PHYSICAL REVIEW B | 1979年 / 19卷 / 05期
关键词
D O I
10.1103/PhysRevB.19.2595
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A detailed quantitative study of a classical Heisenberg chain with nearest- and next-nearest-neighbor interaction is presented. For a wide range of interaction strength, this model leads to helical structures and the effects of this peculiar structure on the static and dynamic properties is extensively discussed. The most striking feature is the presence of both a central resonance and a spin-wave peak at fairly low temperatures. © 1978 The American Physical Society.
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页码:2595 / 2604
页数:10
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