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Speedup of quantum evolution of multiqubit entanglement states

As is well known, quantum speed limit time (QSLT) can be used to characterize the maximal speed of evolution of quantum systems. We mainly investigate the QSLT of generalized N-qubit GHZ-type states and W-type states in the amplitude-damping channels. It is shown that, in the case N qubits coupled w...

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Detalles Bibliográficos
Autores principales: Zhang, Ying-Jie, Han, Wei, Xia, Yun-Jie, Tian, Jian-Xiang, Fan, Heng
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4901278/
https://www.ncbi.nlm.nih.gov/pubmed/27283757
http://dx.doi.org/10.1038/srep27349