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Quantum Fisher information-based detection of genuine tripartite entanglement
Quantum Information Processing ( IF 2.5 ) Pub Date : 2020-07-25 , DOI: 10.1007/s11128-020-02766-7
Long-Mei Yang , Bao-Zhi Sun , Bin Chen , Shao-Ming Fei , Zhi-Xi Wang

Genuine multipartite entanglement plays important roles in quantum information processing. The detection of genuine multipartite entanglement has been long time a challenging problem in the theory of quantum entanglement. We propose a criterion for detecting genuine tripartite entanglement of arbitrary dimensional tripartite states based on quantum Fisher information. We show that this criterion is more effective for some states in detecting genuine tripartite entanglement by detailed example.

中文翻译:

基于Quantum Fisher信息的真正三方纠缠检测

真正的多部分纠缠在量子信息处理中起着重要作用。真正的多部分纠缠一直是量子纠缠理论中一个具有挑战性的问题。我们提出了一种基于量子Fisher信息的检测任意维三方态真正三方纠缠的标准。我们通过详细的例子表明,该标准对于某些州在检测真正的三方纠缠方面更有效。
更新日期:2020-07-25
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