FERMI HYPERNETTED-CHAIN THEORY FOR CORRELATED SPIN-DENSITY-WAVE STATES
文献类型:期刊论文
作者 | WANG, XQG; FANTONI, S; TOSATTI, E; YU, L![]() |
刊名 | PHYSICAL REVIEW B
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出版日期 | 1992 |
卷号 | 46期号:14页码:8894-8905 |
关键词 | Variational Monte-carlo 2-dimensional Hubbard-model Ground-state Jastrow Theory Superconductivity Fluctuations Simulation Systems La2cuo4 Boson |
ISSN号 | 0163-1829 |
英文摘要 | The Fermi hypernetted-chain (FHNC) theory is applied to spin-density-wave states combined with a Jastrow-type correlation operator. The commonly used approximation scheme FHNC/n is found to be unsuitable for dealing with this class of correlated wave functions. A new scheme, named FHNC-n, is proposed, and numerically tested for the one-dimensional (1D) Hubbard model and the Gutzwiller correlation operator. The results obtained are in very good agreement with the available variational Monte Carlo calculation. This scheme can be used to study 2D and 3D Hubbard models and can easily be extended to treat more general correlation operators, which include triplet and quartet correlations. |
学科主题 | Physics |
URL标识 | 查看原文 |
公开日期 | 2012-08-29 |
源URL | [http://ir.itp.ac.cn/handle/311006/12129] ![]() |
专题 | 理论物理研究所_理论物理所1978-2010年知识产出 |
通讯作者 | WANG, XQG , SCUOLA INT SUPER STUDI AVANZATI,I-34014 TRIESTE,ITALY. |
推荐引用方式 GB/T 7714 | WANG, XQG,FANTONI, S,TOSATTI, E,et al. FERMI HYPERNETTED-CHAIN THEORY FOR CORRELATED SPIN-DENSITY-WAVE STATES[J]. PHYSICAL REVIEW B,1992,46(14):8894-8905. |
APA | WANG, XQG,FANTONI, S,TOSATTI, E,YU, L,&WANG, XQG , SCUOLA INT SUPER STUDI AVANZATI,I-34014 TRIESTE,ITALY..(1992).FERMI HYPERNETTED-CHAIN THEORY FOR CORRELATED SPIN-DENSITY-WAVE STATES.PHYSICAL REVIEW B,46(14),8894-8905. |
MLA | WANG, XQG,et al."FERMI HYPERNETTED-CHAIN THEORY FOR CORRELATED SPIN-DENSITY-WAVE STATES".PHYSICAL REVIEW B 46.14(1992):8894-8905. |
入库方式: OAI收割
来源:理论物理研究所
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