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Related papers: holographic superconductor in AdS3 spacetime

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We study a system of a complex charged scalar coupled to a Reissner-Nordstrom black hole in 3+1 dimensional anti-de Sitter spacetime, neglecting back-reaction. With suitable boundary conditions, the cases of a neutral and purely electric…

High Energy Physics - Theory · Physics 2008-11-26 Tameem Albash , Clifford V. Johnson

Using a five dimensional AdS soliton in an Einstein-Yang-Mills theory with SU(2) gauge group we study p-wave holographic insulator/superconductor phase transition. To explore the phase structure of the model we consider the system in the…

High Energy Physics - Theory · Physics 2015-03-17 Amin Akhavan , Mohsen Alishahiha

We study the holographically dual description of superconductor in (2+1)-dimensions in the presence of inhomogeneous magnetic field and observe that there exists type I and type II superconductor. A new feature of type changing is observed…

High Energy Physics - Theory · Physics 2008-05-13 Wen-Yu Wen

This thesis deals with applications of holographic dualities to the study of background field and time dependence effects in strongly coupled field theories. The first chapters (2-5) aim to provide a self-contained review of the…

High Energy Physics - Theory · Physics 2014-10-28 Nele Callebaut

In this study, we investigate a type-II holographic superconductor with a perturbative scalar field over a (3 + 1)-dimensional electric and magnetically charged planar AdS black hole. After consistently decoupling the scalar field sector…

Four lectures on holography and the AdS/CFT correspondence applied to condensed matter systems. The first lecture introduces the concept of a quantum phase transition. The second lecture discusses linear response theory and Ward identities.…

High Energy Physics - Theory · Physics 2009-08-12 Christopher P. Herzog

Using linear response theory, we analyze optical response properties of generalized holographic superconductors, in AdS-Schwarzschild and single R-charged black hole backgrounds in four dimensions. By introducing momentum dependent vector…

High Energy Physics - Theory · Physics 2015-06-23 Subhash Mahapatra

We perform the potential analysis for the holographic Schwinger effect in a deformed $AdS_5$ model with conformal invariance broken by a background dilaton. We evaluate the static potential by analyzing the classical action of a string…

High Energy Physics - Theory · Physics 2021-02-03 Yue Ding , Zi-qiang Zhang

We exploit the presence of moduli fields in the ${\rm AdS}_3\times { S}^3\times CY_2$, where $CY_2=T^4$ or $K3$, solution to Type IIB superstring theory, to construct a U-fold solution with geometry ${\rm AdS}_2\times S^1\times {\rm…

High Energy Physics - Theory · Physics 2024-01-17 D. Astesiano , D. Ruggeri , M. Trigiante

We study holographic phase transitions in (2+1) dimensions that possess interacting phases which result from a direct coupling between the two U(1) gauge fields. This can be interpreted as a non-minimal interaction between the electric and…

High Energy Physics - Theory · Physics 2021-12-14 Nathalia P. Aprile , Betti Hartmann , Jutta Kunz

We investigate in detail the m^{2}=0 Abelian Higgs model in AdS4, which is considered as the holographic dual of the most BCS-like superfluid. In homogeneous and isotropic superfluid solutions, we calculate the sound speeds, square of which…

High Energy Physics - Theory · Physics 2017-03-29 Shanquan Lan , Wenbiao Liu , Yu Tian

We consider the three-parameter integrable deformation of the $AdS_3\times S^3$ superstring background constructed in arXiv:1811.00453. Working on the string worldsheet in uniform lightcone gauge, we find the tree-level bosonic S matrix of…

High Energy Physics - Theory · Physics 2020-12-02 Marco Bocconcello , Isari Masuda , Fiona K. Seibold , Alessandro Sfondrini

With a view to understanding extended-BMS symmetries in the framework of the $AdS_4/CFT_3$ correspondence, asymptotically AdS geometries are constructed with null impulsive shockwaves involving a discontinuity in superrotation parameters.…

High Energy Physics - Theory · Physics 2021-02-03 David A. Lowe , David M. Ramirez

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 study the holographic p-wave superconductors in a five-dimensional Gauss-Bonnet gravity with an SU(2) Yang-Mills gauge field. In the probe approximation, we find that when the Gauss-Bonnet coefficient grows, the condensation of the…

High Energy Physics - Theory · Physics 2014-11-21 Rong-Gen Cai , Zhang-Yu Nie , Hai-Qing Zhang

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 present a conjecture on the complete spectrum of single-trace operators in the infinite N limit of W(N) minimal model and evidences for the conjecture. We further propose that the holographic dual of W(N) minimal model in the 't Hooft…

High Energy Physics - Theory · Physics 2013-11-13 Chi-Ming Chang , Xi Yin

We study the Feynman propagator of free scalar fields in $AdS_3$ with a conical defect. The propagator is built by solving the bulk equation of motion, summing over the modes of the field, and taking the boundary limit. We then perform…

High Energy Physics - Theory · Physics 2024-04-30 David Berenstein , David Grabovsky , Ziyi Li

We discuss marginal deformations of warped AdS$_3\times$S$^2$ solutions preserving small $\mathcal{N}=(0,4)$ supersymmetry in massive IIA and eleven-dimensional supergravity and obtain a whole family of new solutions. We characterise these…

High Energy Physics - Theory · Physics 2021-02-12 Salomon Zacarias

Superspace techniques are used to formulate a supersymmetric model on an AdS3 surface embedded in four dimensions. In this model, the supersymmetry transformation is the "square root" of the transformation generated by the isometry…

High Energy Physics - Theory · Physics 2015-06-15 D. G. C. McKeon