A Class of Bound Entangled States

Shao-Ming Fei, Xianqing Li-Jost, and Bao-Zhi Sun

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Submission date: 01. Feb. 2006
Pages: 9
published in: Physics Letters / A, 352 (2006) 4/5, p. 321-325 
DOI number (of the published article): 10.1016/j.physleta.2005.12.038
Bibtex
PACS-Numbers: 03.65.Bz, 89.70.+c
Keywords and phrases: bound entangled states, ppt
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Abstract:
We construct a set of PPT (positive partial transpose) states and show that these PPT states are not separable, thus present a class of bound entangled quantum states.