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有限温度H≠0时S=1 Heisenberg反铁磁链的热力学性质

Thermodynamic Properties of The Spin-1 Heisenberg Chain with external magnetic Field At finite temperature
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摘要 在自洽平均场的理论框架下,探讨了有限温度及外场存在时s=1Heisenberg反铁磁链的热力学能、能隙及关联长度等热力学性质,并与数值模拟和实验进行了比较。 At finite temperature The thermodynamic properties of the Spin-1 Heisenberg antiferromagnetic Chain in external magnetic field are Studied with Self-Consistent mean-field theory . the results are qualitatively Compared with experiment results and other numerical Simulations.
作者 李嘉亮
出处 《常熟高专学报》 2002年第4期17-21,共5页 Journal of Changshu College
基金 江苏省自然科学基金资助项目(01KJB140010).
关键词 Heisenberg反铁磁链 热力学性质 自洽平均场 热力学能 能隙 关联长度 有限温度外场 量子自旋系统 Self-consistent mean-field Antiferromagnetic Chain Heisenberg Model
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参考文献10

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