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We extend the theory for third-order structure functions in homogeneous incompressible magnetohydrodynamic (MHD) turbulence to the case in which a constant velocity shear is present. A generalization is found of the usual relation [Politano…

等离子体物理 · 物理学 2015-05-13 M. Wan , S. Servidio , S. Oughton , W. H. Matthaeus

We extend the recent work on fluid-gravity correspondence to charged black-branes by determining the metric duals to arbitrary charged fluid configuration up to second order in the boundary derivative expansion. We also derive the…

Building upon Zubarev's nonequilibrium statistical operator formalism, we derive a relativistic canonical-like second-order spin hydrodynamics for two power-counting schemes. We obtain comprehensive second-order expressions for dissipative…

核理论 · 物理学 2025-02-25 Duan She , Yi-Wei Qiu , Defu Hou

We derive the hydrodynamic equations for the supersolid and superhexatic phases of a neutral two-dimensional Bose fluid. We find, assuming that the normal part of the fluid is clamped to an underlying substrate, that both phases can sustain…

凝聚态物理 · 物理学 2009-10-28 H. T. C. Stoof , K. Mullen , M. Wallin , S. M. Girvin

The smeared Dp-brane is constructed by having the black Dp-brane uniformly smeared over several transverse directions. After integrating the spherical directions and the smeared directions, the smeared Dp-brane turns out to be a…

高能物理 - 理论 · 物理学 2024-04-12 Chao Wu , Yanqi Wang , Yi-An Wang

The constraints imposed on hydrodynamics by the structure of gauge and gravitational anomalies are studied in two dimensions. By explicit integration of the consistent gravitational anomaly, we derive the equilibrium partition function at…

高能物理 - 理论 · 物理学 2012-11-06 Manuel Valle

We study second order relativistic viscous hydrodynamics in 4-dimensional conformal field theories. We derive Kubo-type relations for second order hydrodynamic coefficients in terms of 3-point stress tensor retarded correlators. For N=4…

高能物理 - 理论 · 物理学 2015-05-28 Peter Arnold , Diana Vaman , Chaolun Wu , Wei Xiao

Relativistic hydrodynamics dual to Einstein-Gauss-Bonnet gravity in asymptotic $\textrm{AdS}_5$ space is under study. To linear order in the amplitude of the fluid velocity and temperature, we derive the fluid's stress-energy tensor via an…

高能物理 - 理论 · 物理学 2015-06-16 Yanyan Bu , Michael Lublinsky , Amir Sharon

Hydrodynamic phonon transport phenomena, like second sound, have been observed in liquid Helium more than 50 years ago. More recently second sound has been observed in graphite at over 200 K using transient thermal grating techniques. In…

介观与纳米尺度物理 · 物理学 2024-03-13 Laurenz Kremeyer , Tristan L. Britt , Bradley J. Siwick , Samuel C. Huberman

In this work we analyze the hydrodynamics of a $p-$ wave superfluid on its strongly coupled regime by considering its holographic description. We obtain the poles of the retarded Green function through the computation of the quasi-normal…

高能物理 - 理论 · 物理学 2015-06-22 Raul E. Arias , Ignacio Salazar Landea

A dynamical model for Landau's original approach to superfluid Helium is presented, with two velocities but only one mass density. Second sound is an adiabatic perturbation that involves the temperature and the roton, aka the notoph. The…

综合物理 · 物理学 2023-05-30 Christian Fronsdal

We complete the computation of viscous transport coefficients in the near horizon geometries that arise from a stack of black Dp-branes for p=2,...,6 in the decoupling limit. The main new result is the obtention of the bulk viscosity which,…

高能物理 - 理论 · 物理学 2010-10-27 Javier Mas , Javier Tarrio

Transport coefficients in non-conformal second-order hydrodynamics can be classified as either dynamical or thermodynamical. We derive Kubo formuale for the thermodynamical coefficients and compute them at leading perturbative order in a…

高能物理 - 唯象学 · 物理学 2012-12-05 Guy D. Moore , Kiyoumars A. Sohrabi

We compute the hydrodynamic relaxation times $\tau_\pi$ and $\tau_j$ for hot QCD at next-to-leading order in the coupling with kinetic theory. We show that certain dimensionless ratios of second-order to first-order transport coefficients…

高能物理 - 唯象学 · 物理学 2018-08-02 Jacopo Ghiglieri , Guy D. Moore , Derek Teaney

As a non-trivial check of the non-supersymmetric gauge/gravity duality, we use a near-extremal black brane background to compute the retarded Green's functions of the stress-energy tensor in N=4 super-Yang-Mills (SYM) theory at finite…

高能物理 - 理论 · 物理学 2009-07-09 G. Policastro , D. T. Son , A. O. Starinets

Based on the exact solution of Boltzmann kinetic equation in the relaxation-time approximation, the precision of the two most recent formulations of relativistic second-order non-conformal viscous hydrodynamics (14-moment approximation and…

核理论 · 物理学 2015-06-11 Radoslaw Ryblewski

Relativistic fluids are Lorentz invariant, and a non-relativistic limit of such fluids leads to the well-known Navier-Stokes equation. However, for fluids moving with respect to a reference system, or in critical systems with generic…

高能物理 - 理论 · 物理学 2018-08-15 Jan de Boer , Jelle Hartong , Niels A. Obers , Watse Sybesma , Stefan Vandoren

We present a new derivation of relativistic second-order dissipative hydrodynamics for quantum systems using Zubarev's non-equilibrium statistical-operator formalism. This is achieved by a systematic expansion of the energy-momentum tensor…

核理论 · 物理学 2022-02-02 Arus Harutyunyan , Armen Sedrakian , Dirk H. Rischke

The second order Israel-Stewart-M$\ddot{u}$ller relativistic hydrodynamics has been applied to study the effects of causality on the acoustic oscillation in relativistic fluid. Causal dispersion relations have been derived with…

核理论 · 物理学 2018-05-23 Mahfuzur Rahaman , Jan-e Alam

We compute the second order transport coefficients of a hydrodynamic theory with Einstein-Gauss-Bonnet gravity dual. We show the breakdown of the universal hydrodynamic relation $ -2 \lambda_0 + 4 \lambda_1 - \lambda_2 = 0 $ for the general…

高能物理 - 理论 · 物理学 2015-09-21 Evgeny Shaverin