OPTICAL CONDUCTIVITY OF THE 2-DIMENSIONAL HUBBARD-MODEL

被引：1
|
作者：
BRENIG, W
机构：
[1] Institut für Theoretische Physik, Universität zu Köln
来源：
PHYSICA B-CONDENSED MATTER | 1993年 / 186-88卷
关键词：
D O I：
10.1016/0921-4526(93)90756-V
中图分类号：
O469 [凝聚态物理学];
学科分类号：
070205 ;
摘要：
We analyze the optical conductivity of the two-dimensional Hubbard model using the projection technique. The current self-energy and the static current susceptibility are evaluated perturbatively applying a novel real space summation technique. Results for the Drude weight and the incoherent spectrum at various filling densities are presented.
引用
收藏
页码：959 / 961
页数：3
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