New iterative perturbation scheme for lattice models with arbitrary filling

被引：232

作者：

Kajueter, H

Kotliar, G

机构：

[1] Department of Physics, Rutgers University, Piscataway, NJ

来源：

PHYSICAL REVIEW LETTERS | 1996年 / 77卷 / 01期

关键词：

D O I：

10.1103/PhysRevLett.77.131

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

We derive a new perturbation scheme for treating the large d limit of lattice models at arbitrary filling. The results are compared with exact diagonalization data for the Hubbard model and found to be in good agreement.

引用

页码：131 / 134

页数：4

共 28 条

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