Entanglement distribution in multi-particle systems in terms of unified entropy

Abstract We investigate the entanglement distribution in multi-particle systems in terms of unified (q, s)-entropy. We find that for any tripartite mixed state, the unified (q, s)-entropy entanglement of assistance follows a polygamy relation. This polygamy relation also holds in multi-particle syst...

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Autores principales: Yu Luo, Fu-Gang Zhang, Yongming Li
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Lenguaje:EN
Publicado: Nature Portfolio 2017
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Acceso en línea:https://doaj.org/article/d257bdb7e91b41eea337b32c6a53d329
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spelling oai:doaj.org-article:d257bdb7e91b41eea337b32c6a53d3292021-12-02T12:32:46ZEntanglement distribution in multi-particle systems in terms of unified entropy10.1038/s41598-017-01286-22045-2322https://doaj.org/article/d257bdb7e91b41eea337b32c6a53d3292017-04-01T00:00:00Zhttps://doi.org/10.1038/s41598-017-01286-2https://doaj.org/toc/2045-2322Abstract We investigate the entanglement distribution in multi-particle systems in terms of unified (q, s)-entropy. We find that for any tripartite mixed state, the unified (q, s)-entropy entanglement of assistance follows a polygamy relation. This polygamy relation also holds in multi-particle systems. Furthermore, a generalized monogamy relation is provided for unified (q, s)-entropy entanglement in the multi-qubit system.Yu LuoFu-Gang ZhangYongming LiNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 7, Iss 1, Pp 1-7 (2017)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Yu Luo
Fu-Gang Zhang
Yongming Li
Entanglement distribution in multi-particle systems in terms of unified entropy
description Abstract We investigate the entanglement distribution in multi-particle systems in terms of unified (q, s)-entropy. We find that for any tripartite mixed state, the unified (q, s)-entropy entanglement of assistance follows a polygamy relation. This polygamy relation also holds in multi-particle systems. Furthermore, a generalized monogamy relation is provided for unified (q, s)-entropy entanglement in the multi-qubit system.
format article
author Yu Luo
Fu-Gang Zhang
Yongming Li
author_facet Yu Luo
Fu-Gang Zhang
Yongming Li
author_sort Yu Luo
title Entanglement distribution in multi-particle systems in terms of unified entropy
title_short Entanglement distribution in multi-particle systems in terms of unified entropy
title_full Entanglement distribution in multi-particle systems in terms of unified entropy
title_fullStr Entanglement distribution in multi-particle systems in terms of unified entropy
title_full_unstemmed Entanglement distribution in multi-particle systems in terms of unified entropy
title_sort entanglement distribution in multi-particle systems in terms of unified entropy
publisher Nature Portfolio
publishDate 2017
url https://doaj.org/article/d257bdb7e91b41eea337b32c6a53d329
work_keys_str_mv AT yuluo entanglementdistributioninmultiparticlesystemsintermsofunifiedentropy
AT fugangzhang entanglementdistributioninmultiparticlesystemsintermsofunifiedentropy
AT yongmingli entanglementdistributioninmultiparticlesystemsintermsofunifiedentropy
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