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We study the effective symmetry profiles of superconducting pair correlations and the flow of charge supercurrent in ballistic Weyl semimetal systems with a tilted dispersion relation. Utilizing a microscopic method in the ballistic regime…

Superconductivity · Physics 2020-01-15 Mohammad Alidoust , Klaus Halterman

We consider the effects of momentum relaxation on the topological quantum phase transitions in holographic Weyl semimetals. The translational symmetry breaking in the field theory is realized in the framework of massive gravity. We find…

High Energy Physics - Theory · Physics 2022-04-20 Junkun Zhao

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 study the AC electrical conductivity at zero temperature in a holographic model for a Weyl semimetal. At small frequencies we observe a linear dependence in the frequency. The model shows a quantum phase transition between a topological…

Strongly Correlated Electrons · Physics 2017-04-26 Gianluca Grignani , Andrea Marini , Francisco Pena-Benitez , Stefano Speziali

The p-wave and $p+ip$-wave holographic superconductors with fixed DC supercurrent are studied by introducing a non-vanishing vector potential. We find that close to the critical temperature $T_c$ of zero current, the numerical results of…

High Energy Physics - Theory · Physics 2015-03-17 Hua-Bi Zeng , Wei-Min Sun , Hong-Shi Zong

As gravitational-wave (GW) observations of binary black holes are becoming a precision tool for physics and astronomy, several subdominant effects in the GW signals need to be accurately modeled. Previous studies have shown that neglecting…

General Relativity and Quantum Cosmology · Physics 2019-07-22 Ajit Kumar Mehta , Praveer Tiwari , Nathan K. Johnson-McDaniel , Chandra Kant Mishra , Vijay Varma , Parameswaran Ajith

We study the black hole spacetime structure of a model consisting of the standard Maxwell theory and a $p$-power-Yang-Mills term. This non-linear contribution introduces a non-Abelian charge into the global solution, resulting in a modified…

General Relativity and Quantum Cosmology · Physics 2023-11-03 Gabriel Gómez , Ángel Rincón , Norman Cruz

We propose two complementary design principles for engineering three-dimensional (3D) Weyl semimetals and superconductors in a layer-by-layer setup which includes even and odd parity orbitals in alternating layers - dubbed orbital selective…

Mesoscale and Nanoscale Physics · Physics 2013-07-31 Tanmoy Das

We present a semi-analytic method for constructing holographic black holes that interpolate from anti-de Sitter space to hyperscaling-violating geometries. These are holographic duals of conformal field theories in the presence of an…

High Energy Physics - Theory · Physics 2015-01-26 Andrew Lucas , Subir Sachdev

Electrons in Type II Weyl semimetals display one-way propagation, which supports totally reflecting behavior at an endpoint, as one has for black hole horizons viewed from the inside. Junctions of Type I and Type II lead to equations…

Mesoscale and Nanoscale Physics · Physics 2021-01-13 Yaron Kedem , Emil J. Bergholtz , Frank Wilczek

We study effects of non-abelian gauge fields on the holographic characteristics for instance the evolution of computational complexity. To do so we choose Maxwell-power-Yang-Mills theory defined in the AdS space-time. Then we seek the…

General Relativity and Quantum Cosmology · Physics 2018-11-19 Emad Yaraie , Hossein Ghaffarnejad , Mohammad Farsam

The near-horizon noncommutative geometry of black holes, given by AdS^2_{\theta} x S^2_N, is discussed and the phase structure of the corresponding Yang-Mills matrix models is presented. The dominant phase transition as the system cools…

High Energy Physics - Theory · Physics 2021-09-10 Badis Ydri , Loubna Bouraiou

According to the gauge/gravity duality, the Van der Waals transition of charged AdS black holes in extended phase space is conjectured to be dual to a renormalization group flow on the space of field theories. So exploring the Van der Waals…

General Relativity and Quantum Cosmology · Physics 2019-03-13 Shou-Long Li , Hao Wei

A comparison is made between the thermodynamics of weakly and strongly coupled Yang-Mills with fixed angular momentum. The free energy of the strongly coupled Yang-Mills is calculated by using a dual supergravity description corresponding…

High Energy Physics - Theory · Physics 2009-09-25 D. S. Berman

We study 1/2-BPS Wilson loop (WL) operators in maximally supersymmetric Yang-Mills theory (MSYM) on $\mathbf{S}^5$. Their vacuum expectation value (vev) can be computed exactly at large $N$ thanks to supersymmetric localization. The…

High Energy Physics - Theory · Physics 2023-12-21 Friðrik Freyr Gautason , Valentina Giangreco M. Puletti

In this work, corrections for the Weyl law and Weyl conjecture in d dimensions are obtained and effects related to the polarization and area term are analyzed. The derived formalism is applied on the quasithermodynamics of the…

Quantum Physics · Physics 2023-11-02 M. C. Baldiotti , M. A. Jaraba , L. F. Santos , C. Molina

We present a new switching mechanism that utilizes the proximity coupling between the surface spin texture of a Weyl semimetal and a superconductor, in a Weyl semimetal/superconductor/Weyl semimetal trilayer heterostructure. We show that…

Mesoscale and Nanoscale Physics · Physics 2020-08-20 Narayan Mohanta , A. Taraphder , Elbio Dagotto , Satoshi Okamoto

Disorder in Weyl semimetals and superconductors is surprisingly subtle, attracting attention and competing theories in recent years. In this brief review, we discuss the current theoretical understanding of the effects of short-ranged,…

Disordered Systems and Neural Networks · Physics 2021-12-28 J. H. Pixley , Justin H. Wilson

In this paper, we study thermodynamics, quasi-normal modes and thermal fluctuations of a charged black hole with Weyl corrections. We first obtain thermodynamic quantities such as Hawking temperature, entropy, and heat capacity for…

General Relativity and Quantum Cosmology · Physics 2020-05-22 M. Sharif , Zunaira Akhtar

Exploring the significant impacts of topological charge on the holographic phase transitions and conductivity we start from an Einstein - Maxwell system coupled with a charged scalar field in Anti - de Sitter spacetime. In our set up, the…

High Energy Physics - Theory · Physics 2021-05-20 Tran Huu Phat , Toan T. Nguyen