English
Related papers

Related papers: Dissecting holographic conductivities

200 papers

A Kubo inspired formalism is proposed to compute the longitudinal and transverse dynamical conductivities of an electron in a plane (or a gas of electrons at zero temperature) coupled to the potential vector of an external local magnetic…

Mesoscale and Nanoscale Physics · Physics 2009-10-28 Jean Desbois , Stéphane Ouvry , Christophe Texier

Modeling QCD at large temperature with a simple holographic five dimensional theory encoding minimal breaking of conformality, allows for the calculation of all the transport coefficients, up to second order, in terms of a single parameter.…

High Energy Physics - Phenomenology · Physics 2010-11-11 Francesco Bigazzi , Aldo L. Cotrone

Phonon modes and their dispersion relations in ultrathin homogenous dielectric membranes are calculated using elasticity theory. The approach differs from the previous ones by a rigorous account of the effect of the film surfaces on the…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 T. Kühn , D. V. Anghel , J. P. Pekola , M. Manninen , Y. M Galperin

After the discovery of the $s$-wave and $p$-wave holographic superconductors, holographic models of $d$-wave superconductor have also been constructed recently. We study analytically the perturbation of the dual gravity theory to calculate…

High Energy Physics - Theory · Physics 2011-02-02 Hua-Bi Zeng , Yu Jiang , Zhe-Yong Fan , Hong-Shi Zong

Using a new version of the holographic principle, a constant term was introduced, which conduces to the description of the standard cosmological LCDM model, and unifies under the same concept the dark matter and dark energy phenomena. The…

High Energy Physics - Theory · Physics 2011-02-03 L. N. Granda

Strongly interacting Dirac semimetals are investigated using a holographic model especially geared to compute the single-particle correlation function for this case, including both interaction effects and nonzero temperature. We calculate…

Strongly Correlated Electrons · Physics 2014-07-11 V. P. J. Jacobs , S. J. G. Vandoren , H. T. C. Stoof

We study the behaviour of holographic entanglement entropy (HEE) in near equilibrium thermal states which are macroscopically described by conformal relativistic hydrodynamic flows dual to dynamical black brane geometries. We compute HEE…

High Energy Physics - Theory · Physics 2023-05-23 Jyotirmoy Bhattacharya , Parthajit Biswas , A. Chandranathan , Sayan Kumar Das

We investigate the features of charge transport in a novel holographic quantum phase transition (QPT) model with two metallic phases: normal metallic and novel metallic. The scaling behaviors of direct current (DC) resistivity and thermal…

High Energy Physics - Theory · Physics 2023-06-21 Guoyang Fu , Huajie Gong , Peng Liu , Xiao-Mei Kuang , Jian-Pin Wu

Scattering from conformal interfaces in two dimensions is universal in that the flux of reflected and transmitted energy does not depend on the details of the initial state. In this letter, we present the first gravitational calculation of…

High Energy Physics - Theory · Physics 2020-12-30 Constantin Bachas , Shira Chapman , Dongsheng Ge , Giuseppe Policastro

In this paper, we study a holographic description of weak measurements in conformal field theories (CFTs). Weak measurements can be viewed as a soft projection that interpolates between an identity operator and a projection operator, and…

High Energy Physics - Theory · Physics 2023-12-29 Xinyu Sun , Shao-Kai Jian

The thermodynamics of black holes is shown to be directly induced by their near-horizon conformal invariance. This behavior is exhibited using a scalar field as a probe of the black hole gravitational background, for a general class of…

High Energy Physics - Theory · Physics 2009-09-29 Horacio E. Camblong , Carlos R. Ordonez

We investigate the analytic structure of thermal spectral function of holographic CFTs, synthesizing recent developments into a set of observations about its asymptotics. Specifically, for a class of scalar primaries with integral…

High Energy Physics - Theory · Physics 2026-01-26 Hewei Frederic Jia , Mukund Rangamani

We study the turbulent dynamics of a relativistic (2 + 1)-dimensional fluid placed in a stochastic gravitational potential. We demonstrate that the dynamics of the fluid can be obtained using a dual holographic description realized by an…

High Energy Physics - Theory · Physics 2024-02-14 Yaron Oz , Sebastian Waeber , Amos Yarom

We present a careful study of accelerating black holes in anti-de Sitter spacetime, formulating the thermodynamics and resolving discrepancies that have appeared in previous investigations of the topic. We compute the dual stress-energy…

High Energy Physics - Theory · Physics 2018-11-28 Andres Anabalon , Michael Appels , Ruth Gregory , David Kubiznak , Robert B. Mann , Ali Övgün

In this work we discuss the low temperature ($T$) behavior of gauge field correlators with finite momentum (k) in a $AdS^4$ black hole background. At low temperature, a substantial non-zero conductivity is only possible for a frequency…

High Energy Physics - Theory · Physics 2011-03-29 Pallab Basu

The divergence of the thermal conductivity in the thermodynamic limit is thoroughly investigated. The divergence law is consistently determined with two different numerical approaches based on equilibrium and non-equilibrium simulations. A…

Statistical Mechanics · Physics 2009-10-31 Stefano Lepri , Roberto Livi , Antonio Politi

Accurate and efficient wave-optics simulation of partially coherent light transport systems is critical for the design of advanced optical systems, ranging from computational lithography to diffraction-limited storage rings (DLSR). However,…

Optics · Physics 2026-01-23 Han Xu , Ming Li , Shuo Wang , Zhe Ren , Peng Liu , Yi Zhang , Yuhui Dong , Liang Zhou

In this paper, we examine the proposed first law of holographic complexity through studying different perturbations around various spacetime backgrounds. We present a general expression for the variation of the holographic complexity on…

High Energy Physics - Theory · Physics 2020-10-28 S. Sedigheh Hashemi , Ghadir Jafari , Ali Naseh

In the previous paper we studied the transport coefficients of Quark-Gluon Plasma in finite temperature and finite density in vector and tensor modes. In this paper, we extend it to the scalar modes. We work out the decoupling problem and…

High Energy Physics - Theory · Physics 2009-08-03 Yoshinori Matsuo , Sang-Jin Sin , Shingo Takeuchi , Takuya Tsukioka , Chul-Moon Yoo

We obtain explicit expressions for the thermoelectric transport coefficients of a strongly coupled, planar medium in the presence of an orthogonal magnetic field and momentum-dissipating processes. The computations are performed within the…

High Energy Physics - Theory · Physics 2015-11-19 Andrea Amoretti , Daniele Musso
‹ Prev 1 8 9 10 Next ›