Low temperature properties of the Mott-Hubbard transition | |
Tong, NH ; Shen, SQ | |
刊名 | MODERN PHYSICS LETTERS B
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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 |
内容类型 | 期刊论文 |
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 |
推荐引用方式 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. |
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