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一类5×5的可分量子态的可分表示

, PP. 1-8

Keywords: PPT,纠缠,可分性

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Abstract:

研究了一类5×5的两体量子态,证明其可分的充分必要条件是它的部分转置矩阵为半正定矩阵~(PPT),并且构造出了这类可分态的一种可分分解表示.用此方法,可判别一类量子态是否纠缠.

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