Quasilocal conserved operators in isotropic Heisenberg spin 1/2 chain
Statistical Mechanics
2015-09-23 v2 Strongly Correlated Electrons
Mathematical Physics
math.MP
Quantum Physics
Abstract
Composing higher auxiliary-spin transfer matrices and their derivatives, we construct a family of quasilocal conserved operators of isotropic Heisenberg spin 1/2 chain and rigorously establish their linear independence from the well-known set of local conserved charges.
Keywords
Cite
@article{arxiv.1506.05049,
title = {Quasilocal conserved operators in isotropic Heisenberg spin 1/2 chain},
author = {Enej Ilievski and Marko Medenjak and Tomaz Prosen},
journal= {arXiv preprint arXiv:1506.05049},
year = {2015}
}
Comments
5 + 6 pages in RevTex; v2: slightly revised version as accepted by PRL