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A hierarchy of equations for finite temperature Green functions

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A hierarchy of equations for finite temperature Green functions. / Lambert, Colin.

In: physica status solidi (b), Vol. 107, No. 2, 01.10.1981, p. 435-441.

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Lambert, Colin. / A hierarchy of equations for finite temperature Green functions. In: physica status solidi (b). 1981 ; Vol. 107, No. 2. pp. 435-441.

Bibtex

@article{5778af7c1cf84e1c8af2f38d312546a8,
title = "A hierarchy of equations for finite temperature Green functions",
abstract = "Employing a new theorem on time ordered products of operators, an infinite hierarchy of equations for the finite temperature Green functions of a many particle system is obtained. The analysis provides a basis for the extension to finite temperatures of recent results from ground state perturbation theory. The connection between the present analysis and the corresponding ground state formalism is briefly discussed.",
author = "Colin Lambert",
year = "1981",
month = oct,
day = "1",
doi = "10.1002/pssb.2221070206",
language = "English",
volume = "107",
pages = "435--441",
journal = "physica status solidi (b)",
issn = "0370-1972",
publisher = "Wiley-VCH Verlag",
number = "2",

}

RIS

TY - JOUR

T1 - A hierarchy of equations for finite temperature Green functions

AU - Lambert, Colin

PY - 1981/10/1

Y1 - 1981/10/1

N2 - Employing a new theorem on time ordered products of operators, an infinite hierarchy of equations for the finite temperature Green functions of a many particle system is obtained. The analysis provides a basis for the extension to finite temperatures of recent results from ground state perturbation theory. The connection between the present analysis and the corresponding ground state formalism is briefly discussed.

AB - Employing a new theorem on time ordered products of operators, an infinite hierarchy of equations for the finite temperature Green functions of a many particle system is obtained. The analysis provides a basis for the extension to finite temperatures of recent results from ground state perturbation theory. The connection between the present analysis and the corresponding ground state formalism is briefly discussed.

U2 - 10.1002/pssb.2221070206

DO - 10.1002/pssb.2221070206

M3 - Journal article

VL - 107

SP - 435

EP - 441

JO - physica status solidi (b)

JF - physica status solidi (b)

SN - 0370-1972

IS - 2

ER -