Zero dimensional area law in a gapless fermion system
Strongly Correlated Electrons
2011-02-01 v2
Abstract
The entanglement entropy of a gapless fermion subsystem coupled to a gapless bulk by a "weak link" is considered. It is demonstrated numerically that each independent weak link contributes an entropy proportional to lnL, where L is linear dimension of the subsystem.
Keywords
Cite
@article{arxiv.0711.0957,
title = {Zero dimensional area law in a gapless fermion system},
author = {G. C. Levine and D. J. Miller},
journal= {arXiv preprint arXiv:0711.0957},
year = {2011}
}
Comments
6 pages, 11 figures; added 3d computation