可分性判据与具有正部分转置的不可分混合态
量子物理
2009-10-30 v2
摘要
我们证明希尔伯特空间 上的任意可分态均可写为 个纯乘积态的凸组合。进而得到以密度矩阵值域表示的混合态新可分性判据。该判据被用于构造 与 系统中具有正部分转置的不可分混合态。这些态所代表的纠缠比迄今已知的更为隐晦。
引用
@article{arxiv.quant-ph/9703004,
title = {Separability criterion and inseparable mixed states with positive partial transposition},
author = {Pawel Horodecki},
journal= {arXiv preprint arXiv:quant-ph/9703004},
year = {2009}
}
备注
It is improved and extended version of the former manuscript, in particular the theorem concerning finite decomposition of separable states has been included, 14 pages, RevTeX