New Method for Linearizing Many-Body Equations of Motion in Statistical Mechanics
- 17 June 1968
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 20 (25), 1431-1434
- https://doi.org/10.1103/physrevlett.20.1431
Abstract
A new criterion is proposed for linearizing many-body equations of motion which is well defined and is related to a stationary principle. The method is applied to the problem of correlation in a narrow band and the results differ considerably from Hubbard's treatment of this problem.
Keywords
This publication has 13 references indexed in Scilit:
- Spin Waves in Narrow BandsJournal of Applied Physics, 1968
- Spin wave stability of the ferromagnetic state for a narrow s-bandJournal of Physics and Chemistry of Solids, 1967
- Single-Particle Excitations in Narrow Energy BandsPhysical Review B, 1967
- Electron correlations in narrow energy bands III. An improved solutionProceedings of the Royal Society of London. Series A. Mathematical and Physical Sciences, 1964
- Electron correlations in narrow energy bands. II. The degenerate band caseProceedings of the Royal Society of London. Series A. Mathematical and Physical Sciences, 1964
- Electron correlations in narrow energy bandsProceedings of the Royal Society of London. Series A. Mathematical and Physical Sciences, 1963
- Higher Random-Phase Approximations in the Many-Body ProblemPhysical Review B, 1961
- Theory of Many-Particle Systems. IPhysical Review B, 1959
- Запаздывающие и опережающие функции Грина в теории ферромагнетизмаUkrainian Mathematical Journal, 1959
- Correlation Energy of an Electron Gas at High Density: Plasma OscillationsPhysical Review B, 1957