Quantum spin correlations and random loops
Mathematical Physics
2014-04-08 v1 math.MP
Abstract
We review the random loop representations of Toth and Aizenman-Nachtergaele for quantum Heisenberg models. They can be combined and extended so as to include the quantum XY model and certain SU(2)-invariant spin 1 systems. We explain the calculations of correlation functions.
Keywords
Cite
@article{arxiv.1404.1595,
title = {Quantum spin correlations and random loops},
author = {Daniel Ueltschi},
journal= {arXiv preprint arXiv:1404.1595},
year = {2014}
}
Comments
9 pages, 4 figures. Proceeding for QMATH 12 (Berlin, 10-13 September 2013)