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相关论文: Viscosity of the magnetized strongly coupled one-c…

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It is found that in magnetized electrostatic plasma flows the velocity shear couples ion-acoustic waves with ion-cyclotron waves and leads, under favorable conditions, to their efficient reciprocal transformations. It is shown that in a…

等离子体物理 · 物理学 2009-11-10 Andria Rogava , Grigol Gogoberidze

Cohesive granular materials such as wet sand, snow, and powders can flow like a viscous liquid. However, the elementary mechanisms of momentum transport in such athermal particulate fluids are elusive. As a result, existing models for…

软凝聚态物质 · 物理学 2020-10-08 Matthew Macaulay , Pierre Rognon

The so called magnetic scenario recently suggested in \cite{Liao_ES_mono} emphasizes the role of monopoles in strongly coupled quark-gluon plasma (sQGP) near/above the deconfinement temperature, and specifically predicts that they help…

高能物理 - 唯象学 · 物理学 2008-11-26 Jinfeng Liao , Edward Shuryak

We present a microscopic calculation of the electric conductivity and net-particle diffusion coefficients for a viscous and resistive ultra-relativistic plasma. Our results might be of interest for several astrophysical and cosmological…

高能物理 - 唯象学 · 物理学 2025-06-13 Ferdinando Frascà , Andrea Beraudo , Luca Del Zanna

The shear viscosity of a two-dimensional (2D) liquid was calculated using equilibrium molecular dynamics simulations with a Yukawa potential. The shear viscosity has a minimum, at a Coulomb coupling parameter of about 17, arising from the…

软凝聚态物质 · 物理学 2011-07-19 Bin Liu , J. Goree

A plasma blob is modeled as consisting of two homogeneous spheres of equal radius and equal but opposite charge densities that can move relative to each other. Relative translational and rotational motion are considered separately. Magnetic…

等离子体物理 · 物理学 2010-07-02 Hanno Essen

The linear dispersion properties of transverse shear waves in a strongly coupled dusty plasma are experimentally studied by exciting them in a controlled manner with a variable frequency external source. The dusty plasma is maintained in…

等离子体物理 · 物理学 2008-07-07 P. Bandyopadhyay , G. Prasad , A. Sen , P. K. Kaw

A first-principle study of the collective oscillation spectrum of a strongly correlated one-component plasma in a strong magnetic field is presented. The spectrum consists of six fundamental modes which are found to be in good agreement…

等离子体物理 · 物理学 2012-06-25 T. Ott , H. Kaehlert , A. Reynolds , M. Bonitz

Viscosity measurements in combination with pulsed magnetic fields are developed by use of a quartz-crystal microbalance (QCM). When the QCM is immersed in liquid, the resonant frequency, $f_0$, and the quality factor, $Q$, of the QCM change…

软凝聚态物质 · 物理学 2019-06-27 T. Nomura , S. Zherlitsyn , Y. Kohama , J. Wosnitza

Recent years have seen a surge of interest in studies of hydrodynamic transport in electronic systems. We investigate the electron viscosity of metals and find a new component that is closely related to Coulomb drag. Using the linear…

介观与纳米尺度物理 · 物理学 2020-05-06 Yunxiang Liao , Victor Galitski

The shear ($\eta$) and bulk ($\zeta$) viscosities are calculated in a quasiparticle relaxation time approximation. The hadron phase is described within the relativistic mean field based model with scaled hadron masses and couplings. The…

核理论 · 物理学 2010-10-19 A. S. Khvorostukhin , V. D. Toneev , D. N. Voskresensky

We study the effect of magnetic field on the transport properties like shear and bulk viscosities of hot and dense hadronic matter within hadron resonance gas model. We estimate the bulk viscosity using low energy theorems for bilocal…

高能物理 - 唯象学 · 物理学 2015-03-09 Guru Kadam

We compute the strong coupling limit of the shear viscosity for the N=4 super-Yang-Mill theory with a chemical potential. We use the five-dimensional Reissner-Nordstrom-anti-deSitter black hole, so the chemical potential is the one for the…

高能物理 - 理论 · 物理学 2008-11-26 Kengo Maeda , Makoto Natsuume , Takashi Okamura

We study the viscosity and thermodynamic properties of QGP at RHIC by employing the recently extracted equilibrium distribution functions from two hot QCD equations of state of $O(g^5)$ and $O(g^6\ln(1/g))$ respectively. After obtaining the…

核理论 · 物理学 2011-07-19 Vinod Chandra , V. Ravishankar

We derive an expression relating the transport parameter $\hat{q}$ and the shear viscosity $\eta$ of a weakly coupled quark-gluon plasma. A deviation from this relation can be regarded as a quantitative measure of ``strong coupling'' of the…

高能物理 - 唯象学 · 物理学 2008-11-26 A. Majumder , B. Müller , X. -N. Wang

The ratio of shear viscosity over entropy density in low energy heavy-ion collision has been calculated by using the Green-Kubo method in the framework of an extended quantum molecular dynamics model. After the system almost reaching a…

核理论 · 物理学 2017-06-06 C. Q. Guo , Y. G. Ma , W. B. He , X. G. Cao , D. Q. Fang , X. G. Deng , C. L. Zhou

Gravitational and hydrodynamical perturbations are analysed in a relativistic plasma containing a mixture of interacting fluids characterized by a non-negligible bulk viscosity coefficient. The energy-momentum transfer between the…

广义相对论与量子宇宙学 · 物理学 2009-11-11 Massimo Giovannini

The plasma consisting of confining gluons resulting from the Gribov quantization of the SU(3) Yang-Mills theory is studied using non-equilibrium fluid dynamical framework. Exploiting the Bjorken symmetry and using linear response theory a…

高能物理 - 唯象学 · 物理学 2016-11-23 Wojciech Florkowski , Radoslaw Ryblewski , Nan Su , Konrad Tywoniuk

Magnetic composite materials i.e. elastomers, polymer gels, or polymer solutions with embedded magnetic nanoparticles are useful for many technical and bio-medical applications. However, the microscopic details of the coupling mechanisms…

软凝聚态物质 · 物理学 2020-10-30 Patrick Kreissl , Christian Holm , Rudolf Weeber

A number of theoretical and lattice results lead us to believe that Quark-Gluon Plasma not too far from $T_c$ contains not only electrically charged quasiparticles -- quarks and gluons -- but magnetically charged ones -- monopoles and dyons…

高能物理 - 唯象学 · 物理学 2008-11-26 Jinfeng Liao , Edward Shuryak