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In the spherically symmetric case the Einstein field equations take on their simplest form for a matter-density rho = 1 / (8 pi r^2), from which a radial metric coefficient g_{rr} \propto r follows. The boundary of an object with such an…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Michael Petri

Dynamical evolution of thin shells composed by different kinds of degrees of freedom collapsing within asymptotically AdS spaces is explored with the aim of investigating models of holographic thermalization of strongly coupled systems.…

High Energy Physics - Theory · Physics 2013-04-09 Walter H. Baron , Damian Galante , Martin Schvellinger

In the present work we study, both theoretically and experimentally, the temperature increase in a bulk high-temperature superconductor subjected to applied AC magnetic fields of large amplitude. We calculate analytically the equilibrium…

Superconductivity · Physics 2015-05-18 P Vanderbemden , P Laurent , J-F Fagnard , M Ausloos , N Hari Babu , D A Cardwell

We study holographically the out of equilibrium dynamics of a finite size closed quantum system in 2+1 dimensions, modelled by the collapse of a shell of a massless scalar field in AdS4. In global coordinates there exists a variety of…

High Energy Physics - Theory · Physics 2015-06-19 Javier Abajo-Arrastia , Emilia da Silva , Esperanza Lopez , Javier Mas , Alexandre Serantes

In this work, we extend the study in \href{https://link.springer.com/article/10.1007/JHEP11(2022)013}{JHEP11(2022)013} incorporating the AdS/CFT duality to establish a relationship between the local temperatures (Tolman temperatures) of a…

High Energy Physics - Theory · Physics 2024-11-07 Souvik Paul , Sunandan Gangopadhyay , Ashis Saha

We study the role of the Gauss-Bonnet corrections to the gravity action on the charged AdS black hole in presence of rank 3 antisymmetric Kalb Ramond tensor field strength. Analyzing the branch singularity and the killing horizon, we…

High Energy Physics - Theory · Physics 2013-06-11 Sayantan Choudhury , Soumitra SenGupta

The present study explores the thermal evolution and emission properties of neutron stars within the framework of modified $f(R, T)$ gravity by solving the coupled energy-balance and heat-transport equations. We compute stellar mass and…

General Relativity and Quantum Cosmology · Physics 2025-11-27 Charul Rathod , M. Mishra , Prasanta Kumar Das , Captain R. Singh

The effect of strong magnetic fields on the equation of state (EoS) for compact stars described with density-dependent relativistic hadronic models is studied. A comparison with other mean-field relativistic models is done. It is shown that…

Nuclear Theory · Physics 2008-10-27 A. Rabhi , C. Providencia , J. Da Providencia

Using two first-principles computer simulation techniques, path integral Monte-Carlo and density functional theory molecular dynamics, we derive the equation of state of magnesium in the regime of warm dense matter, with densities ranging…

Materials Science · Physics 2020-08-20 Felipe González-Cataldo , François Soubiran , Burkhard Militzer

This paper is about the extended thermodynamics of AdS black holes and its relation to CFT thermodynamics. The logarithmic term of the central charge is interpreted as black hole entropy. We have obtain a modified Friedmann equation from…

General Relativity and Quantum Cosmology · Physics 2023-06-30 M. Bousder , E. Salmani , H. Ez-Zahraouy

We study the magnetic braking and viscous damping of differential rotation in incompressible, uniform density stars in general relativity. Differentially rotating stars can support significantly more mass in equilibrium than nonrotating or…

Astrophysics · Physics 2016-08-30 Yuk Tung Liu , Stuart L. Shapiro

Based on the IR-improved bulk holographic AdS/QCD model which provides a consistent prediction for the mass spectra of resonance scalar, pseudoscalar, vector and axial vector mesons, we investigate its finite temperature behavior. By…

High Energy Physics - Phenomenology · Physics 2016-06-22 Ling-Xiao Cui , Zhen Fang , Yue-Liang Wu

The impact of a strong magnetic field, varying with the total baryon number density, on thermodynamic properties of strange quark matter (SQM) in the core of a magnetized hybrid star is considered at zero temperature within the framework of…

High Energy Physics - Phenomenology · Physics 2015-11-24 A. A. Isayev

Employing both the number density and energy density, the equation of state of fermions for each microscopic region of a neutron star is derived in the presence of various statistical effects. It is computed as functions of temperature (T),…

High Energy Astrophysical Phenomena · Physics 2022-06-22 Samina Masood , Serkan Caliskan

Stellar metallicity strongly correlates with the presence of planets and their properties. To check for new correlations between stars and the existence of an orbiting planet, we determine precise stellar parameters for a sample of…

Solar and Stellar Astrophysics · Physics 2015-05-20 Sérgio G. Sousa , Nuno C. Santos , Garik Israelian , C. Lovis , Michel Mayor , Pedro B. Silva , Stephane Udry

The magnetic field and density behaviors of various thermodynamic quantities of strange quark matter under compact star conditions are investigated in the framework of the thermodynamically self-consistent quasiparticle model. For…

High Energy Physics - Phenomenology · Physics 2022-03-15 Zhen-Yan Lu , Jian-Feng Xu , Xin-Jian Wen , Guang-Xiong Peng , Marco Ruggieri

We calculate energy correlators in a holographic model incorporating elements of asymptotic freedom and confinement. We model a running coupling by considering a geometry with a warp factor that deviates logarithmically from anti-de Sitter…

High Energy Physics - Phenomenology · Physics 2025-11-07 Csaba Csáki , Ameen Ismail , Larissa Kiriliuk

We report the statistical properties of stars and brown dwarfs obtained from four radiation hydrodynamical simulations of star cluster formation, the metallicities of which span a range from 1/100 to 3 times the solar value. Unlike previous…

Solar and Stellar Astrophysics · Physics 2019-01-15 Matthew R. Bate

We use AdS/CFT holography to study how a strongly-coupled plasma polarizes when the geometry where it resides is not flat. We compute the linear-response polarization coefficients, which are directly related to the static two-point…

High Energy Physics - Theory · Physics 2017-10-25 Roberto Emparan , Alejandro Fernandez-Pique , Raimon Luna

We consider the AdS/dS CFT correspondence and study the nature of the thermal bath of the de Sitter field theory using holography. Unlike the temperature of a thermal field theory in flat spacetime, the temperature of a superconformal field…

High Energy Physics - Theory · Physics 2017-08-09 Chong-Sun Chu , Dimitrios Giataganas