OFF-DIAGONAL LONG-RANGE ORDER FROM REPULSIVE ELECTRONIC CORRELATIONS IN THE GROUND-STATE OF A 2-DIMENSIONAL LOCALIZED MODEL OF A HIGH-TC CUPRATE SUPERCONDUCTOR

被引：19
|
作者：
DUNNE, LJ
MURRELL, JN
BRANDAS, EJ
机构：
[1] UNIV SUSSEX,SCH MOLEC SCI,BRIGHTON BN1 9QJ,E SUSSEX,ENGLAND
[2] UNIV UPPSALA,QUANTUM CHEM GRP,S-75120 UPPSALA,SWEDEN
来源：
PHYSICA C | 1990年 / 169卷 / 5-6期
关键词：
D O I：
10.1016/0921-4534(90)90598-9
中图分类号：
O59 [应用物理学];
学科分类号：
摘要：
It is shown that in a simple localised model of a two-dimensional cuprate superconductor, repulsive electronic correlations may produce off-diagonal long range order in the ground state wavefunction which is a widely accepted criterion for the occurrence of superconductivity. © 1990.
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页码：501 / 507
页数：7
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