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We develop a holographic superconductor in BTZ black hole background with backreactions. We investigate the influence of the backreaction on the condensation of the scalar hair and the dynamics of perturbation in the background spacetime.…

High Energy Physics - Theory · Physics 2015-05-28 Yunqi Liu , Qiyuan Pan , Bin Wang

In this paper, we construct a novel holographic superconductor from higher derivative (HD) gravity involving a coupling between the complex scalar field and the Weyl tensor. This HD coupling term provides a near horizon effective mass…

High Energy Physics - Theory · Physics 2020-02-11 Hai-Li Li , Guoyang Fu , Yan Liu , Jian-Pin Wu , Xin Zhang

We construct and analyze holographic superconductors with generalized higher derivative couplings, in single R-charged black hole backgrounds in four and five dimensions. These systems, which we call very general holographic…

High Energy Physics - Theory · Physics 2015-06-22 Anshuman Dey , Subhash Mahapatra , Tapobrata Sarkar

We continue to study the holographic p-wave superconductor model in the Einstein-Maxwell-complex vector field theory with a non-minimal coupling between the complex vector field and the Maxwell field. In this paper we work in the AdS…

High Energy Physics - Theory · Physics 2014-01-27 Rong-Gen Cai , Li Li , Li-Fang Li , You Wu

We give a possible splitting method to a Hamiltonian for the description of charged particles moving around the Reissner-Nordstrom-(anti)-de Sitter black hole with an external magnetic field. This Hamiltonian can be separated into six…

General Relativity and Quantum Cosmology · Physics 2021-05-05 Ying Wang , Wei Sun , Fuyao Liu , Xin Wu

We study holographic superconductor model with two scalar fields coupled to one single Maxwell field in the AdS soliton background away from the probe limit. We disclose properties of phase transitions mostly from the holographic…

High Energy Physics - Theory · Physics 2017-03-14 Yan Peng , Guohua Liu

In this work, we formulate a Non-Commutative (NC) extension of AdS-CFT correspondence that is manifested in the modification of behavior of a holographic superconductor. The noncommutativity is introduced in the model through the NC…

High Energy Physics - Theory · Physics 2018-12-12 Souvik Pramanik , Subir Ghosh

Within gauge/gravity duality, we consider finite density systems in a helical lattice dual to asymptotically anti-de Sitter space-times with Bianchi VII symmetry. These systems can become an anisotropic insulator in one direction while…

High Energy Physics - Theory · Physics 2015-04-28 Johanna Erdmenger , Benedikt Herwerth , Steffen Klug , Rene Meyer , Koenraad Schalm

We present an analytic treatment near the phase transition for the critical temperature of (3+1)-dimensional holographic superconductors in Einstein-Gauss-Bonnet gravity with backreaction. We find that the backreaction makes the critical…

High Energy Physics - Theory · Physics 2011-05-09 Sugumi Kanno

We study the charged non-relativistic Bose gas interacting with a constant magnetic field but which is otherwise free. The notion of Bose-Einstein condensation for the three dimensional case is clarified, and we show that although there is…

Statistical Mechanics · Physics 2009-10-30 Guy B. Standen , David J. Toms

It is well known that the electrically charged Reissner-Nordstr\"{o}m black hole could be overcharged. Here, we investigate the process of overcharging of a magnetized Reissner-Nordstr\"{o}m black hole that includes effect of the magnetic…

General Relativity and Quantum Cosmology · Physics 2023-02-15 Sanjar Shaymatov , Bobomurat Ahmedov

For extremal black holes, one can construct simpler, limiting spacetimes that describe the geometry near degenerate horizons. Since these spacetimes are known to have enhanced symmetry, the limiting objects coincide for different solutions.…

General Relativity and Quantum Cosmology · Physics 2017-12-15 Filip Hejda , Jiří Bičák

In this paper, we investigate the dynamical formation and evolution of 2 + 1-dimensional charged black holes. We numerically study dynamical collapses of charged matter fields in an anti de Sitter background and note the formation of black…

General Relativity and Quantum Cosmology · Physics 2015-05-28 Dong-il Hwang , Hongbin Kim , Dong-han Yeom

Holographic superconductors have been studied so far in the absence of dynamical electromagnetic fields, namely in the limit in which they coincide with holographic superfluids. It is possible, however, to introduce dynamical gauge fields…

High Energy Physics - Theory · Physics 2015-03-17 Oriol Domènech , Marc Montull , Alex Pomarol , Alberto Salvio , Pedro J. Silva

We discuss a novel mechanism to set up a gravity dual of FFLO states in strongly coupled superconductors. The gravitational theory utilizes two U(1) gauge fields and a scalar field coupled to a charged AdS black hole. The first gauge field…

High Energy Physics - Theory · Physics 2015-06-11 James Alsup , Eleftherios Papantonopoulos , George Siopsis

Holographic s-wave superconductors in the framework of nonlinear Born - Infeld-type electrodynamics is investigated in the background of Schwarzschild anti-de Sitter black holes. As particular cases, at some model parameters, we obtain…

High Energy Physics - Theory · Physics 2019-05-22 S. I. Kruglov

We investigate holographic superconductors in asympototically geometries with hyperscaling violation. The mass of the scalar field decouples from the UV dimension of the dual scalar operator and can be chosen as negative as we want, without…

High Energy Physics - Theory · Physics 2015-06-15 ZhongYing Fan

We investigate the holographic dc conductivity of (2+1) dimensional systems while considering hyperscaling violating geometry in the bulk. We consider Einstein-Maxwell-Dilaton system with two gauge fields and Liouville type potential for…

High Energy Physics - Theory · Physics 2018-02-05 Neha Bhatnagar , Sanjay Siwach

In this paper, we consider deformed STU model in four dimensions including both electric and magnetic charges. Using AdS/CFT correspondence, we study holographic superconductor and obtain transport properties like electrical and thermal…

High Energy Physics - Theory · Physics 2017-11-17 B. Pourhassan , M. M. Bagheri-Mohagheghi

Applied magnetic fields underlie exotic quantum states, such as the fractional quantum Hall effect and Bose-Einstein condensation of spin excitations. Superconductivity, on the other hand, is inherently antagonistic towards magnetic fields.…