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Renormalised perturbation theory of ordered systems

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Renormalised perturbation theory of ordered systems. / Hagston, W. E. ; Lambert, Colin.

In: Journal of Physics A: Mathematical and General , Vol. 14, No. 8, 08.1981, p. 1915-1923.

Research output: Contribution to journalJournal articlepeer-review

Harvard

Hagston, WE & Lambert, C 1981, 'Renormalised perturbation theory of ordered systems', Journal of Physics A: Mathematical and General , vol. 14, no. 8, pp. 1915-1923. https://doi.org/10.1088/0305-4470/14/8/016

APA

Hagston, W. E., & Lambert, C. (1981). Renormalised perturbation theory of ordered systems. Journal of Physics A: Mathematical and General , 14(8), 1915-1923. https://doi.org/10.1088/0305-4470/14/8/016

Vancouver

Hagston WE, Lambert C. Renormalised perturbation theory of ordered systems. Journal of Physics A: Mathematical and General . 1981 Aug;14(8):1915-1923. https://doi.org/10.1088/0305-4470/14/8/016

Author

Hagston, W. E. ; Lambert, Colin. / Renormalised perturbation theory of ordered systems. In: Journal of Physics A: Mathematical and General . 1981 ; Vol. 14, No. 8. pp. 1915-1923.

Bibtex

@article{e46c132736584b1cb4da3ec61cc5e37d,
title = "Renormalised perturbation theory of ordered systems",
abstract = "Introduces a new self-consistent summation procedure for the analysis of Feynman-Dyson perturbation series and demonstrate how a self-consistent expression for the self-energies of an interacting system may be obtained. The authors obtain the simplest self-consistent solution to the problem of an interacting many fermion system exhibiting long-range order, characterised by the existence of anomalous propagators, in which correlation effects not described by the Hartree-Fock-Gorkov approximation are important.",
author = "Hagston, {W. E.} and Colin Lambert",
year = "1981",
month = aug,
doi = "10.1088/0305-4470/14/8/016",
language = "English",
volume = "14",
pages = "1915--1923",
journal = "Journal of Physics A: Mathematical and General ",
issn = "0305-4470",
publisher = "IOP Publishing Ltd",
number = "8",

}

RIS

TY - JOUR

T1 - Renormalised perturbation theory of ordered systems

AU - Hagston, W. E.

AU - Lambert, Colin

PY - 1981/8

Y1 - 1981/8

N2 - Introduces a new self-consistent summation procedure for the analysis of Feynman-Dyson perturbation series and demonstrate how a self-consistent expression for the self-energies of an interacting system may be obtained. The authors obtain the simplest self-consistent solution to the problem of an interacting many fermion system exhibiting long-range order, characterised by the existence of anomalous propagators, in which correlation effects not described by the Hartree-Fock-Gorkov approximation are important.

AB - Introduces a new self-consistent summation procedure for the analysis of Feynman-Dyson perturbation series and demonstrate how a self-consistent expression for the self-energies of an interacting system may be obtained. The authors obtain the simplest self-consistent solution to the problem of an interacting many fermion system exhibiting long-range order, characterised by the existence of anomalous propagators, in which correlation effects not described by the Hartree-Fock-Gorkov approximation are important.

U2 - 10.1088/0305-4470/14/8/016

DO - 10.1088/0305-4470/14/8/016

M3 - Journal article

VL - 14

SP - 1915

EP - 1923

JO - Journal of Physics A: Mathematical and General

JF - Journal of Physics A: Mathematical and General

SN - 0305-4470

IS - 8

ER -