Entanglement entropy with interface defects
Statistical Mechanics
2009-11-11 v1
Abstract
We consider a section of a half-filled chain of free electrons and its entanglement with the rest of the system in the presence of one or two interface defects. We find a logarithmic behaviour of the entanglement entropy with constants depending continuously on the defect strength.
Cite
@article{arxiv.cond-mat/0502034,
title = {Entanglement entropy with interface defects},
author = {Ingo Peschel},
journal= {arXiv preprint arXiv:cond-mat/0502034},
year = {2009}
}
Comments
10 pages, 7 figures