Hubbard model and the origin of ferromagnetism

被引:54
|
作者
Tasaki, H. [1 ]
机构
[1] Gakushuin Univ, Dept Phys, Toshima Ku, Tokyo 1718588, Japan
来源
EUROPEAN PHYSICAL JOURNAL B | 2008年 / 64卷 / 3-4期
关键词
D O I
10.1140/epjb/e2008-00113-2
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
It is believed that strong ferromagnetic orders in some solids are generated by subtle interplay between quantum many-body effects and spin-independent Coulomb interactions between electrons. Here we describe our rigorous and constructive approach to ferromagnetism in the Hubbard model, which is a standard idealized model for strongly interacting electrons in a solid.
引用
收藏
页码:365 / 372
页数:8
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