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Related papers: Holographic Superconductors: An Analytic Method Re…

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We study general models of holographic superconductors away from the probe limit. We find that the backreaction of the spacetime can bring richer physics in the phase transition. Moreover we observe that the ratio $\omega_g/T_c$ changes…

High Energy Physics - Theory · Physics 2011-01-04 Qiyuan Pan , Bin Wang

We use the matching method to investigate the first-order phase transition in holographic superconductor and superfluid. We first use the simple holographic superconductor model to describe the matching method and mention how to see the…

High Energy Physics - Theory · Physics 2015-06-16 Wung-Hong Huang

In this paper, we first study the Lifshitz-dilaton holographic superconductors with nonlinear Born-Infeld (BI) gauge field and obtain the critical temperature of the system for different values of Lifshitz dynamical exponent, $z$, and…

High Energy Physics - Theory · Physics 2018-09-11 M. Kord Zangeneh , S. S. Hashemi , A. Dehyadegari , A. Sheykhi , B. Wang

We analytically as well as numerically disclose the effects of the higher order correction terms in the gravity and in the gauge field on the properties of $s$-wave holographic superconductors. On the gravity side, we consider the higher…

High Energy Physics - Theory · Physics 2018-02-27 Ahmad Sheykhi , Afsoon Ghazanfari , Amin Dehyadegari

We introduce a simple generalization of the basic holographic superconductor model in which the spontaneous breaking of a global U(1) symmetry occurs via the Stueckelberg mechanism. This more general setting allows tuning features such as…

High Energy Physics - Theory · Physics 2010-05-12 Sebastian Franco , Antonio Garcia-Garcia , Diego Rodriguez-Gomez

We employ the variational method for the Sturm-Liouville eigenvalue problem to analytically study the phase transition between the holographic insulator and superconductor in the Gauss-Bonnet gravity. By investigating the s-wave and p-wave…

General Relativity and Quantum Cosmology · Physics 2011-11-22 Qiyuan Pan , Jiliang Jing , Bin Wang

We study general models of holographic superconductivity parametrized by four arbitrary functions of a neutral scalar field of the bulk theory. The models can accommodate several features of real superconductors, like arbitrary critical…

High Energy Physics - Theory · Physics 2015-03-13 Francesco Aprile , Sebastian Franco , Diego Rodriguez-Gomez , Jorge G. Russo

We examine the behavior of entanglement entropy of a subsystem $A$ in a fully backreacted holographic model of a $1+1$ dimensional $p$ wave superconductor across the phase transition. For a given temperature, the system goes to a…

High Energy Physics - Theory · Physics 2017-09-12 Sumit R. Das , Mitsutoshi Fujita , Bom Soo Kim

We analytically as well as numerically study the properties of one-dimensional holographic p- wave superconductors in the presence of backreaction. We employ the Sturm-Liouville eigenvalue problem for the analytical calculation and the…

High Energy Physics - Theory · Physics 2019-11-01 Mahya Mohammadi , Ahmad Sheykhi , Mahdi Kord Zangeneh

We study the holographic phase transition of superconductor dual to a Lifshitz black brane probed by an anisotropic scalar field in the probe limit in Ho\u{r}ava-Lifshitz gravity. With the use of numerical and analytical method, we…

High Energy Physics - Theory · Physics 2016-06-06 Cheng-Jian Luo , Xiao-Mei Kuang , Fu-Wen Shu

We investigate the holographic $p$-wave superconductors in the presence of the higher order corrections on the gravity as well as on the gauge field side. On the gravity side, we add the Gauss-Bonnet curvature correction terms, while on the…

High Energy Physics - Theory · Physics 2019-11-01 Mahya Mohammadi , Ahmad Sheykhi

We build a holographic $s$-wave conductor/superconductor model and an insulator/superconductor model in the four-dimensional conformal anomaly corrected~(CAC) AdS gravity. The effects of CAC parameter $\alpha$ are studied using both…

High Energy Physics - Theory · Physics 2020-06-15 Jun-Wang Lu , Huai-Fan Li , Ya-Bo Wu

We investigate the single normal impurity effect in a superconductor by the holographic method. When the size of impurity is much smaller than the host superconductor, we can reproduce the Anderson theorem, which states that a conventional…

High Energy Physics - Theory · Physics 2015-12-09 Hua Bi Zeng , Hai-Qing Zhang

We present the results of our studies of the entanglement entropy of a superconducting system described holographically as a fully back-reacted gravity system, with a stable ground state. We use the holographic prescription for the…

High Energy Physics - Theory · Physics 2012-06-04 Tameem Albash , Clifford V. Johnson

We numerically investigate some properties of unbalanced St\"{u}ckelberg holographic superconductors, by considering backreaction effects of fields on the background geometry. More precisely, we study the impacts of the chemical potential…

High Energy Physics - Theory · Physics 2018-12-19 Ahmad Jamali Hafshejani , Seyed Ali Hosseini Mansoori

Using the recently found by G. Horowitz and M. Roberts (arXiv:0908.3677) numerical model of the ground state of holographic superconductors (at zero temperature), we calculate the conductivity for such models. The universal relation…

High Energy Physics - Theory · Physics 2010-03-09 R. A. Konoplya , A. Zhidenko

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 construct holographic superconductors from Einstein-Maxwell-dilaton gravity in 3+1 dimensions with two adjustable couplings $\alpha$ and the charge $q$ carried by the scalar field. For the values of $\alpha$ and $q$ we consider, there is…

High Energy Physics - Theory · Physics 2014-11-21 Yan Liu , Ya-Wen Sun

We construct a holographic superconductor model, based on a gravity theory, which exhibits novel metal-insulator transitions. We investigate the condition for the condensation of the scalar field over the parameter space, and then focus on…

High Energy Physics - Theory · Physics 2018-01-10 Yi Ling , Peng Liu , Jian-Pin Wu , Meng-He Wu

We construct the simplest gravitational dual model of a superconductor on Q-lattices. We analyze the condition for the existence of a critical temperature at which the charged scalar field will condense. In contrast to the holographic…

High Energy Physics - Theory · Physics 2015-02-17 Yi Ling , Peng Liu , Chao Niu , Jian-Pin Wu , Zhuo-Yu Xian