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Related papers: Entanglement islands in higher dimensions

200 papers

We study entanglement entropy of quantum fields in a (1+1)-dimensional model of dilaton gravity derived from the four-dimensional Einstein-Hilbert action by dimensional reduction. Scalar matter is coupled to gravity, while the back-reaction…

High Energy Physics - Theory · Physics 2025-07-25 Stefan Đorđević , Voja Radovanović

We compute the entanglement entropy of Hawking radiation in a bath attached to a deformed eternal AdS black hole. This black hole is dual to the two identical strongly coupled large-$N_c$ thermal field theories, where each theory is…

High Energy Physics - Theory · Physics 2025-07-01 Parul Jain , Sanjay Pant , Himanshu Parihar

We study Schwarzschild AdS black holes in conformal Killing gravity, focusing on their thermodynamics and information recovery via the island formula. Treating the cosmological constant as pressure and the conformal Killing gravity…

General Relativity and Quantum Cosmology · Physics 2026-05-19 Yahya Ladghami , Brahim Asfour , Francisco S. N. Lobo , Taoufik Ouali

We formulate a version of the information paradox in de Sitter spacetime and show that it is solved by the emergence of entanglement islands in the context of the DS/dS correspondence; in particular, the entanglement entropy of a subregion…

High Energy Physics - Theory · Physics 2021-06-09 Hao Geng , Yasunori Nomura , Hao-Yu Sun

We present a doubly holographic prescription for computing entanglement entropy on a gravitating brane. It involves a Ryu-Takayanagi surface with a Dirichlet anchoring condition. In braneworld cosmology, a related approach was used…

High Energy Physics - Theory · Physics 2021-09-15 Kausik Ghosh , Chethan Krishnan

We study the Page curve and the information paradox for the BTZ black hole coupled to two thermal baths by applying the island paradigm. We prove that as the island locates outside the event horizon, the entanglement entropy of Hawking…

High Energy Physics - Theory · Physics 2022-04-06 Ming-Hui Yu , Cheng-Yuan Lu , Xian-Hui Ge , Sang-Jin Sin

After reviewing the JT gravity, we discuss the four saddles in the mixed correlation measures of black holes Hawking radiation in the setup of geometric evaporation of \cite{Verheijden:2021yrb}. By looking from $1d$ higher point of view and…

High Energy Physics - Theory · Physics 2023-08-15 Mahdis Ghodrati

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 of the radiation to find the Page curve consistent with…

High Energy Physics - Theory · Physics 2023-12-22 Hyun-Sik Jeong , Keun-Young Kim , Ya-Wen Sun

We construct entanglement surfaces for rotating cylindrical black holes in a double holographic setup, extending previous results to the case of stationary backgrounds. We analyze both the 5d braneworld construction as well as the embedding…

High Energy Physics - Theory · Physics 2026-02-16 Fabio Billiato , Alessandra Gnecchi

We study information recovery in black hole evaporation using traversable wormhole protocols in AdS$_2$ Jackiw-Teitelboim gravity with matter fields coupled to an external bath. By introducing a simple non-local interaction between left and…

High Energy Physics - Theory · Physics 2025-10-28 Ricardo Espíndola , Viktor Jahnke , Keun-Young Kim

It is known that the semiclassical approximation to the gravity path integral can be leveraged to explain certain inherently quantum aspects of gravity. One such aspect is the state-counting interpretation of the Bekenstein-Hawking entropy…

High Energy Physics - Theory · Physics 2026-04-15 Juan Hernandez , Mikhail Khramtsov

As a contribution to the subject of the information loss paradox in (1+1)-dimensional gravitational systems, we study a model of (1+1)-dimensional dilaton gravity derived from the four-dimensional Einstein-Hilbert action by dimensional…

High Energy Physics - Theory · Physics 2023-10-10 Stefan Djordjević , Aleksandra Gočanin , Dragoljub Gočanin , Voja Radovanović

We reanalyze and expand upon models proposed in 2015 for linear dilaton black holes, and use them to test several speculative ideas about black hole physics. We examine ideas based on the definition of quantum extremal surfaces in quantum…

High Energy Physics - Theory · Physics 2020-05-29 T. Banks

We consider a black hole in three dimensional AdS space entangled with an auxiliary radiation system. We model the microstates of the black hole in terms of a field theory living on an end of the world brane behind the horizon, and allow…

High Energy Physics - Theory · Physics 2021-02-24 Vijay Balasubramanian , Arjun Kar , Onkar Parrikar , Gábor Sárosi , Tomonori Ugajin

We study the entanglement islands and subsystem volume complexity corresponding to the left/ right entanglement of a conformal defect in $d$-dimensions in Randall-Sundrum (RS) braneworld model with subcritical tension brane. The left and…

High Energy Physics - Theory · Physics 2021-05-20 Aranya Bhattacharya , Arpan Bhattacharyya , Pratik Nandy , Ayan K. Patra

We obtain the Page curves of an eternal Reissner-Nordstr\"om black hole in the presence of higher derivative terms in four dimensions. We consider two cases: gravitational action with general ${\cal O}(R^2)$ terms plus Maxwell term and…

High Energy Physics - Theory · Physics 2022-10-18 Gopal Yadav

Areas of extremal surfaces anchored to sub-regions on screens in Minkowski space satisfy various entanglement entropy inequalities. In 2+1 dimensions where the arguments are simplest, we demonstrate (a) monogamy of mutual information, (b)…

High Energy Physics - Theory · Physics 2021-12-28 Chethan Krishnan , Vyshnav Mohan

We consider the entanglement island in a deformed Jackiw-Teitelboim black hole in the presence of the phase transition. This black hole has the van der Waals-Maxwell-like phase structure as it is coupled with a Maxwell field. We study the…

High Energy Physics - Theory · Physics 2023-03-29 Cheng-Yuan Lu , Ming-Hui Yu , Xian-Hui Ge , Li-Jun Tian

The newly proposed island formula for entanglement entropy of Hawking radiation is applied to spherically symmetric 4-dimensional eternal Kaluza-Klein (KK) black hole. The "charge" $Q$ of KK black holes quantifies its deviation from…

High Energy Physics - Theory · Physics 2022-02-15 Yizhou Lu , Jiong Lin

Quantum extremal islands reproduce the unitary Page curve of an evaporating black hole. This has been derived by including replica wormholes in the gravitational path integral, but for the transient, evaporating black holes most relevant to…

High Energy Physics - Theory · Physics 2021-05-19 Kanato Goto , Thomas Hartman , Amirhossein Tajdini