We propose a theoretical framework to describe the ladder systems. The N-chain Hubbard model has been studied within the composite operator method. In this scheme of calculations the single-particle Green's function for any number of coupled chains is obtained by solving self-consistently a system of integral equations. © 1999 Elsevier Science B.V. All rights reserved.
Titolo: | The N-chain Hubbard model in the composite operator method | |
Autori: | ||
Data di pubblicazione: | 1999 | |
Rivista: | ||
Abstract: | We propose a theoretical framework to describe the ladder systems. The N-chain Hubbard model has been studied within the composite operator method. In this scheme of calculations the single-particle Green's function for any number of coupled chains is obtained by solving self-consistently a system of integral equations. © 1999 Elsevier Science B.V. All rights reserved. | |
Handle: | http://hdl.handle.net/11386/1064911 | |
Appare nelle tipologie: | 1.1.2 Articolo su rivista con ISSN |
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