Mintert Florian, Kuś Marek, Buchleitner Andreas
Max-Planck-Institut für Physik komplexer Systeme, Dresden, Germany.
Phys Rev Lett. 2005 Dec 31;95(26):260502. doi: 10.1103/PhysRevLett.95.260502. Epub 2005 Dec 20.
We propose generalizations of concurrence for multipartite quantum systems that can distinguish qualitatively distinct quantum correlations. All introduced quantities can be evaluated efficiently for arbitrary mixed sates.
我们提出了多体量子系统并发度的推广形式，它能够区分性质不同的量子关联。对于任意混合态，所有引入的量都可以高效地进行评估。
