Theory of superexchange in CuO2

被引：3
|
作者：
Mattis, DC [1 ]
Wheatley, JM [1 ]
机构：
[1] UNIV CAMBRIDGE,CTR SUPERCOND RES,CAMBRIDGE CB3 0HE,ENGLAND
来源：
PHYSICAL REVIEW B | 1995年 / 52卷 / 21期
关键词：
D O I：
10.1103/PhysRevB.52.15103
中图分类号：
T [工业技术];
学科分类号：
08 ;
摘要：
The limit method allows exact analysis of low-lying electronic states in a strong-coupling model CuO2 plane. We extend it to nonorthogonal orbitals and fit to a t-t'-J model. The superexchange parameter is J = g(3)(2)t*, with t* the unit of energy and g(3) a lumped parameter.
引用
收藏
页码：15103 / 15106
页数：4
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