English
Related papers

Related papers: Diffusion coefficient and DC conductivity of aniso…

200 papers

In this study, we present a novel family of exact black hole solutions constructed in the context of five-dimensional Gauss-Bonnet gravity. These solutions add a non-linear charge to the Ba\~{n}ados-Teitelboim-Zanelli-like configurations…

High Energy Physics - Theory · Physics 2026-01-07 Moisés Bravo-Gaete , Luis Guajardo , Daniel F. Higuita-Borja , Julio A. Méndez-Zavaleta

Equilibrium molecular dynamics simulation and the Green-Kubo formalism were used to calculate self-diffusion coefficient, shear viscosity, and thermal conductivity for 38 different dipolar two-center Lennard-Jones fluids along the bubble…

Chemical Physics · Physics 2009-06-18 G. A. Fernandez , J. Vrabec , H. Hasse

Transport coefficients associated with the mass flux of a binary mixture of Maxwell molecules under uniform shear flow are exactly determined from the Boltzmann kinetic equation. A normal solution is obtained via a Chapman--Enskog-like…

Statistical Mechanics · Physics 2009-11-13 Vicente Garzo

We show that the conductivity of a two-dimensional electron gas can be intrinsically anisotropic despite isotropic Fermi surface, energy dispersion, and disorder configuration. In the model we study, the anisotropy stems from the interplay…

Mesoscale and Nanoscale Physics · Physics 2019-07-24 Maxim Trushin , Antonio H. Castro Neto , Giovanni Vignale , Dimitrie Culcer

In this work, we formulate a Non-Commutative (NC) extension of AdS-CFT correspondence that is manifested in the modification of behavior of a holographic superconductor. The noncommutativity is introduced in the model through the NC…

High Energy Physics - Theory · Physics 2018-12-12 Souvik Pramanik , Subir Ghosh

We investigate the mean electromotive force in the kinematic framework, that is, ignoring the back-reaction of the magnetic field on the fluid velocity, under the assumption of axisymmetric turbulence determined by the presence of either…

Solar and Stellar Astrophysics · Physics 2012-02-23 A. Brandenburg , K. -H. Rädler , K. Kemel

We use a Kubo formalism to calculate both A.C. conductivity and D.C. transport properties of a dirty nodal loop semimetal. The optical conductivity as a function of photon energy $\Omega $, exhibits an extended flat background $\sigma^{BG}$…

Strongly Correlated Electrons · Physics 2017-08-02 S. P. Mukherjee , J. P. Carbotte

We have studied the dynamics of a cylindrical column of anisotropic, charged fluid which is experiencing dissipation in the form of heat flow, free-streaming radiation, and shearing viscosity, undergoing gravitational collapse. We calculate…

General Relativity and Quantum Cosmology · Physics 2014-03-17 Sarbari Guha , Ranajoy Banerji

Previously, the Maxwell equal-area law has been used to discuss the conditions satisfied by the phase transition of charged AdS black holes with cloud of string and quintessence, and it was concluded that black holes have phase transition…

General Relativity and Quantum Cosmology · Physics 2020-03-02 Xiong-Ying Guo , Huai-Fan Li , Li-Chun Zhang , Ren Zhao

The AC and DC conductivity anisotropies in the low temperature orthorhombic phase of lightly doped La(2-x)Sr(x)CuO(4) are ascribed to the rotational symmetry broken, localized impurity states resulting from the trapping of doped holes by Sr…

Strongly Correlated Electrons · Physics 2008-06-09 M. B. Silva Neto , G. Blumberg , A. Gozar , Seiki Komiya , Yoichi Ando

We find hydrodynamic behavior in large simply spinning five-dimensional Anti-de Sitter black holes. These are dual to spinning quantum fluids through the AdS/CFT correspondence constructed from string theory. Due to the spatial anisotropy…

High Energy Physics - Theory · Physics 2021-02-03 Markus Garbiso , Matthias Kaminski

In this paper, the thermodynamic property of charged AdS black holes is studied in rainbow gravity. By the Heisenberg Uncertainty Principle and the modified dispersion relation, we obtain deformed temperature. Moreover, in rainbow gravity…

General Relativity and Quantum Cosmology · Physics 2019-01-04 Ping Li , Miao He , Jia-Cheng Ding , Xian-Ru Hu , Jian-Bo Deng

We analyze the well-posedness of an anisotropic, nonlocal diffusion equation. Establishing an equivalence between weighted and unweighted anisotropic nonlocal diffusion operators in the vein of unified nonlocal vector calculus, we apply our…

Analysis of PDEs · Mathematics 2021-01-13 Marta D'Elia , Mamikon Gulian

We study electronic transport in two-dimensional spin-orbit coupled electron gas subjected to an in-plane magnetic field. The interplay of the spin-orbit interaction and the magnetic field leads to the Van Hove singularity of the density of…

Mesoscale and Nanoscale Physics · Physics 2019-01-31 Vladimir A. Sablikov , Yurii Ya. Tkach

We consider a neutral and static black brane background with a probe power-law Maxwell field. Via the membrane paradigm, an expression for the holographic DC conductivity of the dual conserved current is obtained. We also discuss the…

High Energy Physics - Theory · Physics 2018-12-26 Benrong Mu , Peng Wang , Haitang Yang

In this paper, we take the slowly rotating black three-brane background and perturb it by introducing a vector gauge field. We find the components of the gauge field through Maxwell equations and Bianchi identities. Using currents and some…

High Energy Physics - Theory · Physics 2017-11-23 Z. Amoozad , J. Sadeghi

In this paper, we study the Joule-Thomson expansion for RN-AdS black holes immersed in perfect fluid dark matter. Firstly, the negative cosmological constant could be interpreted as thermodynamic pressure and its conjugate quantity with the…

General Relativity and Quantum Cosmology · Physics 2021-09-01 Yihe Cao , Hanwen Feng , Wei Hong , Jun Tao

Motivated by recent applications of superdiffusive transport models to shock-accelerated particle distributions in the heliosphere, we solve analytically a one-dimensional fractional diffusion-advection equation for the particle density. We…

Space Physics · Physics 2015-06-23 Yuri E. Litvinenko , Frederic Effenberger

We consider a five-dimensional constant curvature black hole, which is constructed by identifying some points along a Killing vector in a five-dimensional AdS space. The black hole has the topology M_4 times S^1, its exterior is…

High Energy Physics - Theory · Physics 2010-04-05 Rong-Gen Cai

In this paper, we investigate the thermodynamics of higher-dimensional $f(R)$ black holes in the extended phase space. Both the analytic expressions and numerical results for the possible critical physical quantities are obtained. It is…

General Relativity and Quantum Cosmology · Physics 2016-11-03 Jie-Xiong Mo , Gu-Qiang Li , Xiao-Bao Xu