Concurrence of mixed multi-partite quantum states
Quantum Physics
2009-11-10 v2
Abstract
We propose generalizations of concurrence for multi-partite quantum systems that can distinguish qualitatively distinct quantum correlations. All introduced quantities can be evaluated efficiently for arbitrary mixed sates.
Cite
@article{arxiv.quant-ph/0411127,
title = {Concurrence of mixed multi-partite quantum states},
author = {Florian Mintert and Marek Kus and Andreas Buchleitner},
journal= {arXiv preprint arXiv:quant-ph/0411127},
year = {2009}
}