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We study a holographic superconductor model with momentum relaxation due to massless scalar fields linear to spatial coordinates($\psi_I = \beta \delta_{Ii} x^i$), where $\beta$ is the strength of momentum relaxation. In addition to the…

High Energy Physics - Theory · Physics 2015-08-25 Keun-Young Kim , Kyung Kiu Kim , Miok Park

Demonstrating superconductivity in purely repulsive Hubbard models is a compelling goal which underscores the counter-intuitive ability of Coulomb interactions to mediate superconductivity. Here, we present numerical evidence for robust…

Strongly Correlated Electrons · Physics 2025-09-04 Clemens Kuhlenkamp , Stefan Divic , Michael P. Zaletel , Tomohiro Soejima , Ashvin Vishwanath

In this paper we re-investigate the model of the anti-de Sitter gravity coupled to Maxwell and charged scalar fields, which has been studied as the gravitational dual to a superconductor for a long time since the famous work [Phys.\ Rev.\…

High Energy Physics - Theory · Physics 2020-06-24 Yong-Qiang Wang , Tong-Tong Hu , Yu-Xiao Liu , Jie Yang , Li Zhao

It is known that a classical SU(2) Einstein-Yang-Mills theory in 3+1 dimensional anti-de Sitter spacetime can provide a holographic dual to a 2+1 dimensional time reversal symmetry breaking superconductor with a pseudogap. We study the…

High Energy Physics - Theory · Physics 2009-09-02 Huabi Zeng , Zheyong Fan , Zhongzhou Ren

We investigate an anisotropic model of superconductors in the Einstein-Maxwell-dilaton theory with a charged scalar field. It is found that the critical temperature decreases as the anisotropy becomes large. We then estimate the energy gap…

High Energy Physics - Theory · Physics 2014-05-21 Jun-ichirou Koga , Kengo Maeda , Kentaro Tomoda

We discuss the gravitational dual of a holographic superconductor consisting of a U(1) gauge field, a complex scalar field coupled to a charged AdS black hole and a higher-derivative coupling between the U(1) gauge field and the scalar with…

High Energy Physics - Theory · Physics 2013-11-13 Xiao-Mei Kuang , Eleftherios Papantonopoulos , George Siopsis , Bin Wang

Holographic model of a three-dimensional current carrying superconductor or superfluid with {\it dark matter} sector described by the additional $U(1)$-gauge field coupled to the ordinary Maxwell one, has been studied in the probe limit. We…

High Energy Physics - Theory · Physics 2016-11-08 Marek Rogatko , Karol I. Wysokinski

We analytically study the critical phase of a mixed system of the U(2) gauge fields and global symmetry on the boundary using gauge/gravity. A variational minimization problem has been formulated. The numerical results pertinently show that…

High Energy Physics - Theory · Physics 2015-04-07 Davood Momeni , Muhammad Raza , Ratbay Myrzakulov

We discuss a holographic model consisting of a $U(1)$ gauge field and a scalar field coupled to a charged AdS black hole under a spatially homogeneous chemical potential. By turning on a higher-derivative interaction term between the $U(1)$…

High Energy Physics - Theory · Physics 2015-06-15 James Alsup , Eleftherios Papantonopoulos , George Siopsis , Kubra Yeter

It is beyond the present techniques based on perturbation theory to reveal the nature of phase transitions in strongly interacting field theories. Recently, the holographic approach has provided us with an effective dual description,…

High Energy Physics - Theory · Physics 2015-03-19 Ki-Seok Kim , Kyung Kiu Kim , Youngman Kim , Yumi Ko

We investigate energy dissipation associated with the motion of the scalar condensate in a holographic superconductor model constructed from the charged scalar field coupled to the Maxwell field. Upon application of constant magnetic and…

High Energy Physics - Theory · Physics 2011-03-21 Kengo Maeda , Takashi Okamura

We propose a material platform comprised of transition metal dichalcogenide (TMDC) heterostructures to realize the two-dimensional (2D) helical superconductivity with an intrinsic gap. By van der Waals stacking a 2D superconductor…

Superconductivity · Physics 2025-12-12 Xuance Jiang , Jennifer Cano , Yuan Ping , Yafis Barlas , Deyu Lu

We study numerically an $s$-wave holographic superconductor from an anti-de Sitter-Einstein-Born-Infeld black hole with backreaction in the context of the anti-de Sitter/conformal field theory (AdS/CFT) correspondence. By introducing a…

High Energy Physics - Theory · Physics 2025-06-17 Uriel Elinos Calderón , Edgar Guzmán-González , Marco Maceda

Momentum relaxation can be built into many holographic models without sacrificing homogeneity of the bulk solution. In this paper we study two such models: one in which translational invariance is broken in the dual theory by…

High Energy Physics - Theory · Physics 2015-04-24 Tomas Andrade , Simon A. Gentle

We use holography to compute the conductivity in an inhomogeneous charged scalar background. We work in the probe limit of the four-dimensional Einstein-Maxwell theory coupled to a charged scalar. The background has zero charge density and…

High Energy Physics - Theory · Physics 2015-06-22 Francesco Aprile , Takaaki Ishii

We provide an analytical as well as a numerical study of the holographic $s$-wave superconductors in Gauss-Bonnet gravity with Power-Maxwell electrodynamics. We limit our study to the case where scalar and gauge fields do not have an effect…

General Relativity and Quantum Cosmology · Physics 2016-04-26 Ahmad Sheykhi , Hamid Reza Salahi , Afshin Montakhab

We study nonequilibrium steady states in a holographic superconductor under time periodic driving by an external rotating electric field. We obtain the dynamical phase diagram. Superconducting phase transition is of first or second order…

High Energy Physics - Theory · Physics 2018-12-19 Takaaki Ishii , Keiju Murata

We construct holographic superconductors at zero density. The model enjoys a luxury property that the background geometry dual to the ground state is analytically available. It has a hyperscaling-violating geometry in the IR and is…

High Energy Physics - Theory · Physics 2023-05-04 Jie Ren , Haodong Xie

We analyze a class of bottom-up holographic models for low energy thermo-electric transport. The models we focus on belong to a family of Einstein-Maxwell-dilaton theories parameterized by two scalar functions, characterizing the dilaton…

High Energy Physics - Theory · Physics 2015-12-15 Mukund Rangamani , Moshe Rozali , Darren Smyth

The dynamics of a two-dimensional superconductor under a constant electric field $E$ is studied by using the gauge/gravity correspondence. The pair breaking current induced by $E$ first increases to a peak value and then decreases to a…

High Energy Physics - Theory · Physics 2017-03-01 Hua-Bi Zeng , Yu Tian , Zheyong Fan , Chiang-Mei Chen