On Haag Duality for Pure States of Quantum Spin Chain
Mathematical Physics
2008-11-26 v1 math.MP
Abstract
We consider quantum spin chains and their translationally invariant pure states. We prove Haag duality for quasilocal observables localized in semi-infinite intervals when the von Neumann algebras generated by observables localized in these intervals are not type I.
Keywords
Cite
@article{arxiv.math-ph/0703013,
title = {On Haag Duality for Pure States of Quantum Spin Chain},
author = {M. Keyl and Taku Matsui and D. Schlingemann and R. F. Werner},
journal= {arXiv preprint arXiv:math-ph/0703013},
year = {2008}
}