CRITICAL-BEHAVIOR NEAR THE MOTT TRANSITION IN THE HUBBARD-MODEL

被引:120
作者
MOELLER, G [1 ]
SI, QM [1 ]
KOTLIAR, G [1 ]
ROZENBERG, M [1 ]
机构
[1] HARVARD UNIV,DEPT PHYS,CAMBRIDGE,MA 02138
关键词
D O I
10.1103/PhysRevLett.74.2082
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We introduce a systematic approach to analyze the low-energy behavior of strongly correlated electron systems in infinite dimensions, and apply it to the metal-insulator transition in the half-filled Hubbard model. We determine the low-energy scaling functions of the metallic state, including the single-particle Green function and dynamical spin susceptibility, as well as thermodynamic properties. Comparisons are made with experimental data on transition metal oxides. © 1995 The American Physical Society.
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页码:2082 / 2085
页数:4
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