Holographic entanglement negativity and replica symmetry breaking

X Dong, XL Qi, M Walter - Journal of High Energy Physics, 2021‏ - Springer
A bstract Since the work of Ryu and Takayanagi, deep connections between quantum
entanglement and spacetime geometry have been revealed. The negative eigenvalues of …

Islands for entanglement negativity

JK Basak, D Basu, V Malvimat, H Parihar, G Sengupta - SciPost Physics, 2022‏ - scipost.org
We advance two alternative proposals for the island contributions to the entanglement
negativity of various pure and mixed state configurations in quantum field theories coupled …

Balanced partial entanglement and the entanglement wedge cross section

Q Wen - Journal of High Energy Physics, 2021‏ - Springer
A bstract In this article we define a new information theoretical quantity for any bipartite
mixed state ρ AB. We call it the balanced partial entanglement (BPE). The BPE is the partial …

Replica wormholes and holographic entanglement negativity

X Dong, S McBride, WW Weng - Journal of High Energy Physics, 2022‏ - Springer
A bstract Recent work has shown how to understand the Page curve of an evaporating black
hole from replica wormholes. However, more detailed information about the structure of its …

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 …

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 …

Reflected entropy and timelike entanglement in -deformed

D Basu, V Raj - Physical Review D, 2024‏ - APS
We develop a covariant formalism to investigate the mixed state entanglement between time-
dependent boosted subsystems in TT¯-deformed CFT 2 s through the reflected entropy. To …

Entanglement wedge in flat holography and entanglement negativity

D Basu, A Chandra, V Raj, G Sengupta - SciPost Physics Core, 2022‏ - scipost.org
We establish a construction for the entanglement wedge in asymptotically flat bulk
geometries for subsystems in dual $(1+ 1) $-dimensional Galilean conformal field theories in …

Reflected entropy in double holography

Y Ling, P Liu, Y Liu, C Niu, ZY **an… - Journal of High Energy …, 2022‏ - Springer
A bstract Recently, the reflected entropy is proposed in holographic approach to describe
the entanglement of a bipartite quantum system in a mixed state, which is identified as the …

Odd entanglement entropy in deformed and holography

D Basu, S Biswas, A Dey, B Paul, G Sengupta - Physical Review D, 2023‏ - APS
We construct a replica technique to perturbatively compute the odd entanglement entropy
(OEE) for bipartite mixed states in TT¯ deformed CFT 2 s. This framework is then utilized to …