The universality of islands outside the horizon

S He, Y Sun, L Zhao, YX Zhang - Journal of High Energy Physics, 2022 - Springer
A bstract We systematically calculate the quantum extremal surface (QES) associated with
Hawking radiation for general D-dimensional (D≥ 2) asymptotically flat (or AdS) eternal …

Ownerless island and partial entanglement entropy in island phases

D Basu, J Lin, Y Lu, Q Wen - SciPost Physics, 2023 - scipost.org
In the context of partial entanglement entropy (PEE), we study the entanglement structure of
the island phases realized in several 2-dimensional holographic set-ups. From a pure …

Islands for entanglement negativity in communicating black holes

M Afrasiar, JK Basak, A Chandra, G Sengupta - Physical Review D, 2023 - APS
We obtain the holographic entanglement negativity for bipartite mixed states at a finite
temperature in baths described by conformal field theories dual to configurations involving …

Entanglement entropy analysis of dyonic black holes using doubly holographic theory

HS Jeong, KY Kim, YW Sun - Physical Review D, 2023 - APS
We investigate the entanglement between the eternal black hole and Hawking radiation. For
this purpose, we utilize the doubly holographic theories and study the entanglement entropy …

Multiverse in Karch-Randall Braneworld

G Yadav - Journal of High Energy Physics, 2023 - Springer
A bstract In this paper, we propose a model based on wedge holography that can describe
the multiverse. In wedge holography, we consider two gravitating baths, one of which has …

Defect extremal surfaces for entanglement negativity

D Basu, H Parihar, V Raj, G Sengupta - Physical Review D, 2023 - APS
We propose a doubly holographic version of the semiclassical island formula for the
entanglement negativity in the framework of the defect AdS/BCFT correspondence where …

Reflected entropy for communicating black holes. Part I. Karch-Randall braneworlds

M Afrasiar, JK Basak, A Chandra… - Journal of High Energy …, 2023 - Springer
A bstract We obtain the reflected entropy for bipartite mixed state configurations of two
adjacent and disjoint intervals at a finite temperature in BCFT 2 s with two distinct …

Entanglement entropy and Page curve from the M-theory dual of thermal QCD above at intermediate coupling

G Yadav, A Misra - Physical Review D, 2023 - APS
Exploration of entanglement entropy (EE) and obtaining the Page curve in the context of
eternal black holes associated with top-down nonconformal holographic thermal duals at …

Reflected entropy and Markov gap in Lifshitz theories

C Berthiere, B Chen, H Chen - Journal of High Energy Physics, 2023 - Springer
A bstract We study the reflected entropy in (1+ 1)-dimensional Lifshitz field theory whose
groundstate is described by a quantum mechanical model. Starting from tripartite Lifshitz …

Reflected entropy and entanglement negativity for holographic moving mirrors

JK Basak, D Basu, V Malvimat, H Parihar… - Journal of High Energy …, 2022 - Springer
A bstract We investigate the time evolution of reflected entropy and entanglement negativity
for mixed state configurations involving two adjacent and disjoint intervals in the radiation …