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Related papers: Quantum radiation of a collapsing shell in three-d…

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We study quantum radiation emitted during the collapse of a quantized, gravitating, spherical domain wall. The amount of radiation emitted during collapse now depends on the wavefunction of the collapsing wall and the background spacetime.…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Tanmay Vachaspati , Dejan Stojkovic

The Oppenheimer-Snyder model, which describes the gravitational collapse of a ball of dust, can be used to model thermalization of strongly coupled systems using the AdS/CFT-duality. It can be used as an alternative to the previously widely…

High Energy Physics - Theory · Physics 2015-07-06 Olli Taanila

Generalizing to relativistic exponential scaling and using the theory of noise from quantum fluctuations, it has been shown that one vacuum (Rindler, Hartle-Hawking, or Gibbons-Hawking for the cases of the uniformly accelerated detector,…

General Relativity and Quantum Cosmology · Physics 2022-03-14 Chiranjeeb Singha , Subhashish Banerjee

We study the quantum gravitational collapse of spherically symmetric pressureless dust. Using an effective equation derived from a polymer quantization in the connection-triad phase space variables of general relativity, we find…

General Relativity and Quantum Cosmology · Physics 2022-03-23 Viqar Husain , Jarod George Kelly , Robert Santacruz , Edward Wilson-Ewing

We provide a detailed analysis of quantum field theory around a collapsing shell and discuss several conceptual issues related to the emission of radiation flux and formation of black holes. Explicit calculations are performed using a model…

General Relativity and Quantum Cosmology · Physics 2009-11-19 Aseem Paranjape , T. Padmanabhan

We develop a finite-cutoff formulation of BTZ black-hole thermodynamics in which a circular cavity at radius $R$ is treated as a genuine holographic screen. The resulting ensemble is simultaneously a quasilocal gravitational system in the…

General Relativity and Quantum Cosmology · Physics 2026-03-19 Nazir A. Ganaie , M. A. Shah

We study the backreaction of quantum fields induced through the vacuum polarization and the conformal anomaly on the collapse of a thin shell of dust. It is shown that the final fate of the collapse process depends on the physical…

High Energy Physics - Theory · Physics 2023-07-19 Moslem Shafiee , Yousef Bahrampour

In this paper, we study the thermodynamic behavior of charged AdS black holes in a conformal holographic extended thermodynamic. Our setup is constructed using a new dictionary that relates AdS black hole quantities to the corresponding…

High Energy Physics - Theory · Physics 2024-03-26 Yahya Ladghami , Taoufik Ouali

We consider a massless quantum scalar field on a two-dimensional space-time describing a thin shell of matter collapsing to form a Schwarzschild-anti-de Sitter black hole. At early times, before the shell starts to collapse, the quantum…

General Relativity and Quantum Cosmology · Physics 2016-08-03 Paul G. Abel , Elizabeth Winstanley

The thin shell collapse leading to the formation of charged rotating black holes in three dimensions is analyzed in the light of a recently developed Hamiltonian formalism for these systems. It is proposed to demand, as a way to reconcile…

High Energy Physics - Theory · Physics 2009-11-10 Rodrigo Olea

In this work, the microstructure of charged AdS black holes under minimal length effects is investigated. We study the thermodynamics of black holes in the extended phase space, where the cosmological constant is regarded as the…

General Relativity and Quantum Cosmology · Physics 2022-12-14 Ningchen Bai , Aoyun He , Jun Tao

We investigate the optical and thermodynamic properties of a deformed Schwarzschild Anti-de Sitter (AdS) black hole coupled to a cloud of strings and embedded in perfect fluid dark matter. We analyze the photon sphere and the corresponding…

General Relativity and Quantum Cosmology · Physics 2026-03-04 Faizuddin Ahmed , Carlos E. Romero-Figueroa , Hernando Quevedo

We present a unified picture for the Schwinger effect and the Hawking radiation and address the gauge-gravity relation and the dS-AdS duality issue at the one-loop level. We propose a thermal interpretation for the Schwinger effect in an…

High Energy Physics - Theory · Physics 2015-11-04 Sang Pyo Kim

We build the canonical ensemble of a hot self-gravitating matter thin shell in anti-de Sitter (AdS) space by finding its partition function through the Euclidean path integral approach with fixed temperature at the conformal boundary. We…

High Energy Physics - Theory · Physics 2026-02-19 Tiago V. Fernandes , Francisco J. Gandum , José P. S. Lemos

Schwarzschild (non-rotating and chargeless) black holes are classically understood to be voids of extreme gravitation. In this study, we propose a holographic model for their interiors, envisioning them instead as a hydrodynamic medium.…

General Physics · Physics 2025-05-05 Noah M. MacKay

We study the Hawking radiation for the acoustic black hole. In the beginning we follow the outline of T.Jacobson but then we use a different $2+1$ vacuum state similar to the vacuum state constructed by W.Unruh. We also use a special form…

General Relativity and Quantum Cosmology · Physics 2018-07-17 Gregory Eskin

We study massless and massive Hawking radiations on a two-dimensional AdS spacetime. For the massless case, the quantum stress-energy tensor of a massless scalar field on the AdS background is calculated, and the expected null radiation is…

High Energy Physics - Theory · Physics 2008-11-26 Sung-Won Kim , Won Tae Kim , John J. Oh

We study the effective temperature, as a rate of gravitational redshift, of the Hawking modes perceived by a radially free falling observer at an arbitrary location in a Reissner-Nordstr\"{o}m-(anti-)de Sitter [RN(A)dS] spacetime. In…

General Relativity and Quantum Cosmology · Physics 2025-02-06 Devayani Ravuri , Tyler McMaken

This paper investigates the normal modes of a probe scalar field in a five-dimensional AdS-Schwarzschild black hole with the brick wall boundary condition near the horizon. We employ various techniques to compute the spectrum and analyze…

High Energy Physics - Theory · Physics 2025-02-06 Suman Das , Somnath Porey , Baishali Roy

We investigate the critical behaviour of charged and rotating AdS black holes in d spacetime dimensions, including effects from non-linear electrodynamics via the Born-Infeld action, in an extended phase space in which the cosmological…

High Energy Physics - Theory · Physics 2015-06-11 Sharmila Gunasekaran , David Kubiznak , Robert B. Mann
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