Towards an entanglement measure for mixed states in CFTs based on relative entropy

Abstract Relative entropy of entanglement (REE) is an entanglement measure of bipartite mixed states, defined by the minimum of the relative entropy S(ρ AB ||σ AB ) between a given mixed state ρ AB and an arbitrary separable state σ AB . The REE is always bounded by the mutual information I AB = S(ρ...

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Bibliographic Details
Main Authors: Tadashi Takayanagi, Tomonori Ugajin, Koji Umemoto
Format: Article
Language:English
Published: SpringerOpen 2018-10-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP10(2018)166