A sufficient and necessary criterion for separability of bipartite quantum states

被引:0
|
作者
赵慧 [1 ]
于欣玉 [1 ]
机构
[1] College of Applied Science, Beijing University of Technology
基金
北京市自然科学基金; 中国国家自然科学基金;
关键词
positive partial transposition; separability;
D O I
暂无
中图分类号
O413 [量子论];
学科分类号
摘要
A sufficient and necessary criterion for separability of bipartite quantum states is presented. We construct a class of mixed states in 2 ? k quantum systems and in 3 ? k quantum systems, respectively and show that these states are separable if and only if they are positive partial transpositions.
引用
收藏
页码:256 / 259
页数:4
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