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相关论文: One dimensional s-wave holographic superconductor …

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We construct a holographic p-wave superconductor model in the background of quintessence AdS black hole with an SU(2) Yang-Mills gauge field and then probe the effects of quintessence on the holographic p-wave superconductor. We investigate…

广义相对论与量子宇宙学 · 物理学 2013-10-08 Songbai Chen , Qiyuan Pan , Jiliang Jing

In this work, we have analytically investigated the insulator/superconductor phase transition in the presence of $d$-dimensional Gauss-Bonnet AdS soliton background. Using the Sturm-Liouville eigenvalue method, we have calculated the value…

高能物理 - 理论 · 物理学 2019-02-26 Diganto Parai , Sunandan Gangopadhyay , Debabrata Ghorai

We describe the simplest holographic model for an s-wave unbalanced superconductor in 2+1 dimensions. We study its phase diagram and linear response features with particular attention to the possibility of spatially modulated phases (LOFF)…

高能物理 - 理论 · 物理学 2013-04-24 Daniele Musso

We present a dimensionally deconstructed model of an s-wave holographic superconductor. The 2+1 dimensional model includes multiple charged Cooper pair fields and neutral exciton fields that have interactions governed by hidden local…

高能物理 - 理论 · 物理学 2013-05-30 Dylan Albrecht , Christopher D. Carone , Joshua Erlich

In this paper, based on the Sturm-Liouville eigenvalue problem, we analytically investigate several properties of holographic s-wave superconductors in the background of a Schwarzschild-AdS spacetime in the framework of Born-Infeld…

高能物理 - 理论 · 物理学 2015-06-04 Sunandan Gangopadhyay , Dibakar Roychowdhury

By considering the Ginzburg-Landau model, compactified in one of the spatial dimensions, and using a modified Matsubara formalism, we determine the dependence of the superconducting transition temperature (T_c) of a film as a function of…

软凝聚态物质 · 物理学 2007-05-23 A. P. C. Malbouisson , J. M. C. Malbouisson , A. E. Santana

It is very interesting that all holographic superconductors, such as s-wave, p-wave and d-wave holographic superconductors, show the universal mean-field critical exponent 1/2 at the critical temperature, just like Gindzburg-Landau (G-L)…

高能物理 - 理论 · 物理学 2012-04-30 Hua-Bi Zeng , Xin Gao , Yu Jiang , Hong-Shi Zong

We use Ginzburg-Landau theory to study the $H_{c2}$ transition in layered superconductors with field parallel to the layers, finding a continuous 3d freezing transition to a triangular vortex super-solid in the three-dimensional XY…

凝聚态物理 · 物理学 2009-10-28 Leon Balents , Leo Radzihovsky

We study "holographic superconductors" in various spacetime dimensions. We compute most of the static critical exponents in the linear perturbations and show that they take the standard mean-field values. We also consider the dynamic…

高能物理 - 理论 · 物理学 2015-03-13 Kengo Maeda , Makoto Natsuume , Takashi Okamura

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…

高能物理 - 理论 · 物理学 2015-03-13 Francesco Aprile , Sebastian Franco , Diego Rodriguez-Gomez , Jorge G. Russo

We construct general models for holographic superconductivity parametrized by three couplings which are functions of a real scalar field and show that under general assumptions they describe superconducting phase transitions. While some…

高能物理 - 理论 · 物理学 2014-11-20 Francesco Aprile , Jorge G. Russo

We construct a $6$ derivative holographic superconductor model in the $4$-dimensional bulk spacetimes, in which the normal state describes a quantum critical (QC) phase. The phase diagram $(\gamma_1,\hat{T}_c)$ and the condensation as the…

高能物理 - 理论 · 物理学 2017-10-24 Jian-Pin Wu , Peng Liu

We study the finite-size and boundary effects on a p-wave superconductor in a mesoscopic rectangular sample using Ginzburg-Landau (GL) and quasi-classical (QC) Green's function theory. Except for a square sample with parameters far away…

超导电性 · 物理学 2013-07-10 Bor-Luen Huang , S. -K. Yip

Holographic models of superconductors successfully reproduce certain experimental features of high-temperature superconductors, such as a large gap-to-T_c ratio compared to that of conventional superconductors. By deconstructing the extra…

高能物理 - 唯象学 · 物理学 2013-08-14 Joshua Erlich , Zhen Wang

We present a minimal holographic model for s-wave superconductivity with unbalanced Fermi mixtures, in 2+1 dimensions at strong coupling. The breaking of a U(1)_A "charge" symmetry is driven by a non-trivial profile for a charged scalar…

高能物理 - 理论 · 物理学 2012-03-13 Francesco Bigazzi , Aldo L. Cotrone , Daniele Musso , Natalia Pinzani Fokeeva , Domenico Seminara

We disclose the effect of Gauss-Bonnet gravity on the properties of holographic $s$-wave and $p$-wave superconductors with higher order corrections in lower-dimensional spacetime. We employ shooting method to solve equations of motion…

高能物理 - 理论 · 物理学 2022-09-29 Mahya Mohammadi , Ahmad Sheykhi

We re-investigate the holographic superconductor in hyperscaling violation geometry by considering the coupling between the probed Maxwell field and the background dilaton. We find that the phenomenon of superconductivity still exists, but…

高能物理 - 理论 · 物理学 2016-02-09 Shao-Jun Zhang , Qiyuan Pan , Elcio Abdalla

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…

高能物理 - 理论 · 物理学 2015-04-07 Davood Momeni , Muhammad Raza , Ratbay Myrzakulov

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…

高能物理 - 理论 · 物理学 2010-05-12 Sebastian Franco , Antonio Garcia-Garcia , Diego Rodriguez-Gomez

We study the (3+1) dimensional p-wave holographic superconductors with Weyl corrections both numerically and analytically. We describe numerically the behavior of critical temperature $T_{c}$ with respect to charge density $\rho$ in a…

高能物理 - 理论 · 物理学 2012-06-12 D. Momeni , N. Majd , R. Myrzakulov