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Direct measurement of nonlocal entanglement of two-qubit spin quantum states

We propose efficient schemes of direct concurrence measurement for two-qubit spin and photon-polarization entangled states via the interaction between single-photon pulses and nitrogen-vacancy (NV) centers in diamond embedded in optical microcavities. For different entangled-state types, diversified...

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Detalles Bibliográficos
Autores principales: Cheng, Liu-Yong, Yang, Guo-Hui, Guo, Qi, Wang, Hong-Fu, Zhang, Shou
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4726100/
https://www.ncbi.nlm.nih.gov/pubmed/26778340
http://dx.doi.org/10.1038/srep19482