Constructible reality condition of pseudo entropy via pseudo-Hermiticity

Abstract As a generalization of entanglement entropy, pseudo entropy is not always real. The real-valued pseudo entropy has promising applications in holography and quantum phase transition. We apply the notion of pseudo-Hermiticity to formulate the reality condition of pseudo entropy. We find the g...

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Bibliographic Details
Main Authors: Wu-zhong Guo, Song He, Yu-Xuan Zhang
Format: Article
Language:English
Published: SpringerOpen 2023-05-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP05(2023)021