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Thermodynamical Property of Entanglement Entropy for Excited States

โœ Scribed by Bhattacharya, Jyotirmoy; Nozaki, Masahiro; Takayanagi, Tadashi; Ugajin, Tomonori

Book ID
120288782
Publisher
The American Physical Society
Year
2013
Tongue
English
Weight
148 KB
Volume
110
Category
Article
ISSN
0031-9007

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We study the entanglement entropy arising from coherent states and one-particle states. We show that it is possible to define a finite entanglement entropy by subtracting the vacuum entropy from that of the considered states, when the unobserved region is the same.