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Protecting quantum correlations of the XXZ model by topological boundary conditions

The differences between the XXZ model with topological and periodical boundary conditions were compared by studying their entanglement, quantum discord, and critical temperature above which the entanglement vanishes. It shows that the different boundary conditions mainly affect bipartite quantum cor...

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Detalles Bibliográficos
Autores principales: Zeng, Shi-Ping, Shi, Hai-Long, Zhou, Xu, Wang, Xiao-Hui, Liu, Si-Yuan, Hu, Ming-Liang
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2019
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6355908/
https://www.ncbi.nlm.nih.gov/pubmed/30705349
http://dx.doi.org/10.1038/s41598-018-37474-x