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Low temperature properties of the Mott-Hubbard transition

文献类型:期刊论文

作者Tong, NH ; Shen, SQ
刊名MODERN PHYSICS LETTERS B
出版日期2001
卷号15期号:27页码:1249
关键词METAL-INSULATOR-TRANSITION MEAN-FIELD THEORY INFINITE DIMENSIONS MODEL SYSTEMS FERMIONS V2O3
ISSN号0217-9849
通讯作者Tong, NH: Chinese Acad Sci, Inst Phys, State Key Lab Magentism, POB 603-12, Beijing 100080, Peoples R China.
中文摘要The unanalytical feature of the Mott-Hubbard metal-insulator transition in infinite dimensions is studied by using a modified self-consistency scheme in the framework of dynamical mean-field theory. For a specific low temperature T = 0.0025W (W: half bandwidth), the "Z"-shaped or "S"-shaped curves for double occupancy D, energy per lattice site E, and the quasi-particle weight Z are obtained as functions of U. Direct observation shows that the Fermi-liquid phase changes to the insulating phase through a non-Fermi-liquid phase at the unstable level. Based on our results, a scenario of zero temperature MIT is proposed. The phase diagram for MIT on the T-D plane is also presented.
收录类别SCI
语种英语
公开日期2013-09-18
源URL[http://ir.iphy.ac.cn/handle/311004/41009]  
专题物理研究所_物理所公开发表论文_物理所公开发表论文_期刊论文
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GB/T 7714
Tong, NH,Shen, SQ. Low temperature properties of the Mott-Hubbard transition[J]. MODERN PHYSICS LETTERS B,2001,15(27):1249.
APA Tong, NH,&Shen, SQ.(2001).Low temperature properties of the Mott-Hubbard transition.MODERN PHYSICS LETTERS B,15(27),1249.
MLA Tong, NH,et al."Low temperature properties of the Mott-Hubbard transition".MODERN PHYSICS LETTERS B 15.27(2001):1249.

入库方式: OAI收割

来源:物理研究所

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