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Generation of four-photon polarization entangled decoherence-free states with cross-Kerr nonlinearity

We propose a theoretical protocol for preparing four-photon polarization entangled decoherence-free states, which are immune to the collective noise. With the assistance of the cross-Kerr nonlinearities, a two-photon spatial entanglement gate, two controlled-NOT gates, a four-photon polarization ent...

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Detalhes bibliográficos
Publicado no:Sci Rep
Main Authors: Wang, Meiyu, Yan, Fengli, Gao, Ting
Formato: Artigo
Idioma:Inglês
Publicado em: Nature Publishing Group 2016
Assuntos:
Acesso em linha:https://ncbi.nlm.nih.gov/pmc/articles/PMC5128805/
https://ncbi.nlm.nih.gov/pubmed/27901116
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1038/srep38233
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