二体四维量子系统的广义concurrence

Generalized Concurrence in Quantum System

下载PDF

导出

摘要将Wootters的concurrence推广到了二体四维情形.作为一个解析的实例,计算了一类二体四维对称态的广义concurrence. Wootters＇ concurrence is generalized to quantum system. As an explicit example, the gener- alized concurrence of standard Werner kind of states is calculated.

作者刘冬冬

机构地区徐州工程学院

出处《徐州工程学院学报（自然科学版）》 CAS 2012年第4期61-64,共4页 Journal of Xuzhou Institute of Technology(Natural Sciences Edition)

基金徐州工程学院青年教师科研资助项目(XKY2011202) 徐州工程学院教研资助项目(YGJ12103)

关键词量子纠缠二体四维量子系统广义concurrence 标准Werner态 quantum entanglement quantum system generalized concurrence standard Werner states

分类号 O413 [理学—理论物理]

引文网络
相关文献

参考文献7

1Nielsen M A, Chuang I L. Quantum computation and quantum information[M]. Cambridge: Cambridge University Press, 2000.
2Bennett C H,Divincenzo D P,Smolin J A,et al. Mixed state entanglement and quantum error correction[J].Phys Rev A, 1996(54):3824-3851.
3Popesu S,Rohrlich D. Thermodynamics and the measure of entanglement[J]. Phys Rev A, 1997(56) :3319-3321.
4Hill S,Wootters W K. Entanglement of a pair of quantum bits[J]. Phys Rev Lett, 1997(78) :5022-5025.
5Wootters W K. Entanglement of formation of an arbitrary state of two qubits[J]. Phys Rev Lett, 1998,80 (10) :2245-2248.
6Herreno-Fierro C, Luthra J R. Generalized concurrence and limits of separability for two qutrits[D], arXiv., quant-ph/ 0507223v1 :1- 6.
7Vollbrecht K G H,Werner R F. Entanglement measures under symmetry[J]. Phys Rev A,2001,64(6) :2307-2321.

1王安民.A Simplified and Obvious Expression of Concurrence in Wootters‘ Measure of Entanglement of a Pair of Qubits[J].Chinese Physics Letters,2003,20(11):1907-1909. 被引量：4
2陈丽,邵晓强,张寿.The influences of dipole-dipole interaction and detuning on the sudden death of entanglement between two atoms in the Tavis-Cummings model[J].Chinese Physics B,2009,18(3):888-893. 被引量：4
3王霄萍,周清平.两纠缠二能级原子在耗散环境中的纠缠动力学性质[J].科技信息,2014(13):25-26.

徐州工程学院学报（自然科学版）

2012年第4期

浏览历史

内容加载中请稍等...

二体四维量子系统的广义concurrence

参考文献7

相关作者

相关机构

相关主题

浏览历史