Bath deformations, islands, and holographic complexity

A Bhattacharya, A Bhattacharyya, P Nandy, AK Patra - Physical Review D, 2022 - APS
Considering a doubly holographic model, we study the evolution of holographic subregion
complexity corresponding to deformations of the bath state by a relevant scalar operator …

Complexity= anything: singularity probes

E Jørstad, RC Myers, SM Ruan - Journal of High Energy Physics, 2023 - Springer
A bstract We investigate how the complexity= anything observables proposed by [1, 2] can
be used to investigate the interior geometry of AdS black holes. In particular, we illustrate …

Diving into a holographic superconductor

SA Hartnoll, GT Horowitz, J Kruthoff, J Santos - SciPost Physics, 2021 - scipost.org
Charged black holes in anti-de Sitter space become unstable to forming charged scalar hair
at low temperatures $ T< T_\text {c} $. This phenomenon is a holographic realization of …

Mixmaster chaos in an AdS black hole interior

M De Clerck, SA Hartnoll, JE Santos - Journal of High Energy Physics, 2024 - Springer
A bstract We derive gravitational backgrounds that are asymptotically Anti-de Sitter, have a
regular black hole horizon and which deep in the interior exhibit mixmaster chaotic …

Kasner interiors from analytic hairy black holes

D Areán, HS Jeong, JF Pedraza, LC Qu - Journal of High Energy Physics, 2024 - Springer
A bstract We conduct an exhaustive study of the interior geometry of a family of
asymptotically AdS d+ 1 hairy black holes in an analytically controllable setup. The black …

Page curves and bath deformations

E Caceres, A Kundu, A Patra, S Shashi - SciPost Physics Core, 2022 - scipost.org
We study the black hole information problem within a semiclassically gravitating AdS $ _d $
black hole coupled to and in equilibrium with a $ d $-dimensional thermal conformal bath …

Kasner eons with matter: holographic excursions to the black hole singularity

E Cáceres, ÁJ Murcia, AK Patra, JF Pedraza - Journal of High Energy …, 2024 - Springer
A bstract Recent work has shown that introducing higher-curvature terms to the Einstein-
Hilbert action causes the approach to a space-like singularity to unfold as a sequence of …

Gravitational duals to the grand canonical ensemble abhor Cauchy horizons

SA Hartnoll, GT Horowitz, J Kruthoff… - Journal of High Energy …, 2020 - Springer
A bstract The gravitational dual to the grand canonical ensemble of a large N holographic
theory is a charged black hole. These spacetimes—for example Reissner-Nordström-AdS …

Shock waves, black hole interiors and holographic RG flows

E Cáceres, AK Patra, JF Pedraza - Journal of High Energy Physics, 2024 - Springer
A bstract We study holographic renormalization group (RG) flows perturbed by a shock wave
in dimensions d≥ 2. The flows are obtained by deforming a holographic conformal field …

Holographic reconstruction of black hole spacetime: machine learning and entanglement entropy

B Ahn, HS Jeong, KY Kim, K Yun - Journal of High Energy Physics, 2025 - Springer
A bstract We investigate the bulk reconstruction of AdS black hole spacetime emergent from
quantum entanglement within a machine learning framework. Utilizing neural ordinary …