A Note on Quantum Entanglement and PPT
Quantum Physics
2009-05-01 v1
Abstract
We study quantum states for which the PPT criterion is both sufficient and necessary for separability. We present a class of 3x3 bipartite mixed states and show that these states are separable if and only if they are PPT.
Cite
@article{arxiv.0904.4766,
title = {A Note on Quantum Entanglement and PPT},
author = {Shao-Ming Fei and Xianqing Li-Jost},
journal= {arXiv preprint arXiv:0904.4766},
year = {2009}
}
Comments
9 pages