维格纳表示下的连续多粒子纠缠态与Zukowski-Brukner不等式的违背
量子物理
2009-11-10 v2
摘要
我们构造了N模压缩态的显式维格纳函数。基于先前观察到的维格纳函数描述相空间位移宇称算符联合测量中的关联，我们通过违背Zukowski-Brukner N量子比特贝尔不等式来研究多粒子纠缠态的非定域性。我们发现此类压缩态的量子预言对这些不等式的违背程度随数目N增大。
引用
@article{arxiv.quant-ph/0309207,
title = {Continuous Multipartite Entangled State in Wigner Representation and the Violation of Zukowski-Brukner Inequality},
author = {Chunfeng Wu and Jing-Ling Chen and L. C. Kwek and C. H. Oh and Kang Xue},
journal= {arXiv preprint arXiv:quant-ph/0309207},
year = {2009}
}
备注
5 pages, rewritten version, accepted by Phys. Rev. A