On single-copy entanglement
Quantum Physics
2009-11-11 v2 Statistical Mechanics
Abstract
The largest eigenvalue of the reduced density matrix for quantum chains is shown to have a simple physical interpretation and power-law behaviour in critical systems. This is verified numerically for XXZ spin chains.
Cite
@article{arxiv.quant-ph/0509002,
title = {On single-copy entanglement},
author = {Ingo Peschel and Jize Zhao},
journal= {arXiv preprint arXiv:quant-ph/0509002},
year = {2009}
}
Comments
4 pages, 2 figures, note added, typo corrected