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We argue that the ground state of a field theory, in the presence of charged particles, becomes an entangled state involving an infinity of soft photons. The quantum field vacuum is altered by the passage of a uniformly moving charge,…

High Energy Physics - Theory · Physics 2018-07-04 M. Asorey , A. P. Balachandran , F. Lizzi , G. Marmo

We investigate the scattering of electromagnetic and gravitational waves off a Reissner-Nordstr\"om black hole in the low-temperature regime where the near-horizon throat experiences large quantum fluctuations. We find that the black hole…

High Energy Physics - Theory · Physics 2025-10-07 Roberto Emparan , Stefano Trezzi

Within the framework of braneworld holography, we construct a quantum charged black hole localized on a three-dimensional anti-de Sitter (AdS) brane that intersects the asymptotic boundary of the four-dimensional AdS spacetime at the…

High Energy Physics - Theory · Physics 2024-08-16 Yiji Feng , Hao Ma , Robert B. Mann , Yesheng Xue , Ming Zhang

Holographic considerations are used in the scrutiny of a special class of brane-world cosmologies. Inherently to this class, the brane typically bounces, at a finite size, as a consequence of a charged black hole in the bulk. Whereas a…

High Energy Physics - Theory · Physics 2009-11-10 A. J. M. Medved

Gravitational microlensing of gravitational waves (GWs) opens up the exciting possibility of studying the spacetime geometry around the lens. In this work, we investigate the prospects of constraining the `charged' hair of a charged…

General Relativity and Quantum Cosmology · Physics 2025-03-12 Uddeepta Deka , Sumanta Chakraborty , Shasvath J. Kapadia , Md Arif Shaikh , Parameswaran Ajith

Cosmological features of Barrow Holographic Dark Energy (BHDE), a recent generalization of original Holographic dark energy with a richer structure, are studied in the context of DGP brane, RS II brane-world, and the cyclic universe. It is…

General Relativity and Quantum Cosmology · Physics 2024-01-23 Anirban Chanda , Arpan Krishna Mitra , Souvik Ghose , Sagar Dey , Bikash Chandra Paul

In our previous work [Y. Nozawa and H. Tsunetsugu, Phys. Rev. B 101, 035121 (2020)], we studied quench dynamics in the one-dimensional Hubbard model based on the generalized hydrodynamics theory for a partitioning protocol and showed the…

Statistical Mechanics · Physics 2021-02-02 Yuji Nozawa , Hirokazu Tsunetsugu

We investigate the energy distribution of a black hole in various spacetimes as reckoned by a distant observer using the quasi-local energy approach. In each case the horizon mass of a black hole: neutral, charged or rotating, is found to…

General Relativity and Quantum Cosmology · Physics 2019-02-27 Yuan K. Ha

A spherically symmetric solution of the field equations of the Ho\v{r}ava--Lifshitz gravity--gauge vector interaction theory is obtained and analyzed. It describes a charged throat. The solution exists provided a restriction on the relation…

High Energy Physics - Theory · Physics 2023-01-11 Alvaro Restuccia , Francisco Tello-Ortiz

Charge carriers in bilayer graphene occupy two parabolic continua of electron-like and hole-like states which differ by the alignment between carrier pseudospin and its momentum, the property known as chirality. Due to chirality…

Mesoscale and Nanoscale Physics · Physics 2015-06-10 A. V. Shytov

We argue that states with nontrivial horizontal charges of BTZ black hole can be excited by ordinary falling matter including Hawking radiation. The matter effect does not break the integrability condition of the charges on the horizon.…

High Energy Physics - Theory · Physics 2009-11-07 M. Hotta

The layer Hall effect describes electrons spontaneously deflected to opposite sides at different layers, which has been experimentally reported in the MnBi$_2$Te$_4$ thinfilms under perpendicular electric fields [Gao et al., Nature 595, 521…

Mesoscale and Nanoscale Physics · Physics 2022-08-23 Rui Chen , Hai-Peng Sun , Mingqiang Gu , Chun-Bo Hua , Qihang Liu , Hai-Zhou Lu , X. C. Xie

In the brane-world framework, we consider static, spherically symmetric configurations of a scalar field with the Lagrangian $(\d\phi)^2/2 - V(\phi)$, confined on the brane. We use the 4D Einstein equations on the brane obtained by…

General Relativity and Quantum Cosmology · Physics 2009-11-10 K. A. Bronnikov , S. B. Fadeev , A. V. Michtchenko

We construct a charged Bardeen black hole (BH) surrounded by perfect fluid dark matter (PFDM) and coupled to a cloud of strings (CS). The metric function combines the magnetic monopole charge from nonlinear electrodynamics, the PFDM…

General Relativity and Quantum Cosmology · Physics 2026-02-04 Faizuddin Ahmed , Ahmad Al-Badawi , İzzet Sakallı

Trace charge imbalances can explain puzzling cosmological observations such as the large `missing' fraction of electrons in cosmic rays and their contrast to the charge-neutral solar wind, the extreme energy sources that sustain pulsars,…

Cosmology and Nongalactic Astrophysics · Physics 2016-12-22 Jason P. Morgan

In this paper, we perform a detailed study of the thermodynamic properties of a charged black hole in bumblebee gravity in the presence of a global monopole. We also analyze the optical characteristics of this black hole solution,…

General Relativity and Quantum Cosmology · Physics 2026-04-02 Faizuddin Ahmed , Shubham Kala , Edilberto O. Silva

A static spherically symmetric black hole usually turns out to be either a Schwarzschild black hole or a Reissner-Nordstr\"{o}m black hole. This result was summarised by Ruffini and Wheeler as the so-called no hair conjecture which states…

General Relativity and Quantum Cosmology · Physics 2019-11-20 Avijit Chowdhury

The initial data of gravity for a cylindrical matter distribution confined to a brane are studied in the framework of the single-brane Randall-Sundrum scenario. In this scenario, the 5-dimensional nature of gravity appears in the…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Kouji Nakamura , Ken-ichi Nakao , Takeshi Mishima

We study the motion of massive particles with electric and magnetic charges in the background of a magnetically charged Garfinkle-Horowitz-Strominger stringy black hole. We solve analytically the equations of motion of the test particles…

General Relativity and Quantum Cosmology · Physics 2017-06-07 P. A. González , Marco Olivares , Eleftherios Papantonopoulos , Joel Saavedra , Yerko Vásquez

We study the bound states of brane/antibrane systems by examining the motion of a probe antibrane moving in the background fields of N source branes. The classical system resembles the point-particle central force problem, and the orbits…

High Energy Physics - Theory · Physics 2009-11-10 C. P. Burgess , P. Martineau , F. Quevedo , R. Rabadan
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