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

页码：15103 / 15106

页数：4

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