Dyson equation for transverse Ising paramagnet

By using the irreducible double-time temperature Green functions a Dyson equation for the transverse Ising paramagnet has been derived. In the lowest order approximation the results are in agreement with one-dimensional exact results and series expansion methods.

MoreLess

Year of publication:	1979
Authors:	Micnas, R. ; Kowalewski, L.
Published in:	Physica A: Statistical Mechanics and its Applications. - Elsevier, ISSN 0378-4371. - Vol. 97.1979, 1, p. 104-112
Publisher:	Elsevier

More details

Type of publication:	Article
Source:	RePEc - Research Papers in Economics

Persistent link: https://www.econbiz.de/10010871588