Site-disordered glassy systems

被引:0
|
作者
Klopper, AV [1 ]
Stamps, RL [1 ]
机构
[1] Univ Western Australia, Dept Phys, Crawley, WA 6009, Australia
关键词
spin glasses; dipolar interactions; clustered alloys; variational method;
D O I
10.1016/j.jmmm.2003.12.536
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A theory for phase transitions capable of describing competing interactions in dipolar coupled spin systems and clustered metal alloys is discussed. A variational solution is used to minimise the free energy in order to determine phase boundaries. Results show spin glass transitions and re-entrant behaviour in two and three dimensions. (C) 2003 Elsevier B.V. All rights reserved.
引用
收藏
页码:1310 / 1311
页数:2
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