Entanglement negativity and minimal entanglement wedge cross sections in holographic theories

J Kudler-Flam, S Ryu - Physical Review D, 2019 - APS
We calculate logarithmic negativity, a quantum entanglement measure for mixed quantum
states, in quantum error-correcting codes and find it to equal the minimal cross sectional …

Symmetry decomposition of negativity of massless free fermions

S Murciano, R Bonsignori, P Calabrese - SciPost Physics, 2021 - scipost.org
We consider the problem of symmetry decomposition of the entanglement negativity in free
fermionic systems. Rather than performing the standard partial transpose, we use the partial …

Derivation of Holographic Negativity in

Y Kusuki, J Kudler-Flam, S Ryu - Physical review letters, 2019 - APS
We present a derivation of the holographic dual of logarithmic negativity in AdS 3/CFT 2 that
was recently conjectured in Phys. Rev. D 99, 106014 (2019 PRVDAQ 2470-0010 …

Finite temperature entanglement negativity in conformal field theory

P Calabrese, J Cardy, E Tonni - Journal of Physics A …, 2014 - iopscience.iop.org
We consider the logarithmic negativity of a finite interval embedded in an infinite one
dimensional system at finite temperature. We focus on conformal invariant systems and we …

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 …

Entanglement negativity after a global quantum quench

A Coser, E Tonni, P Calabrese - Journal of Statistical Mechanics …, 2014 - iopscience.iop.org
We study the time evolution of the logarithmic negativity after a global quantum quench. In a
1+ 1-dimensional conformal invariant field theory, we consider the negativity between two …

Entanglement negativity spectrum of random mixed states: A diagrammatic approach

H Shapourian, S Liu, J Kudler-Flam, A Vishwanath - PRX Quantum, 2021 - APS
The entanglement properties of random pure states are relevant to a variety of problems
ranging from chaotic quantum dynamics to black-hole physics. The averaged bipartite …

Snowmass white paper: Quantum information in quantum field theory and quantum gravity

T Faulkner, T Hartman, M Headrick… - arXiv preprint arXiv …, 2022 - arxiv.org
We present a summary of recent progress and remaining challenges in applying the
methods and ideas of quantum information theory to the study of quantum field theory and …

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 …

Dynamics of charge imbalance resolved negativity after a global quench in free scalar field theory

HH Chen - Journal of High Energy Physics, 2022 - Springer
A bstract In this paper, we consider the time evolution of charge imbalance resolved
negativity after a global quench in the 1+ 1 dimensional complex Klein-Gordon theory. We …