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The frequency dependence of dynamical conductivity of the quasi-one-dimensional structures with hydrogen bonds is studied on the basis of pseudospin-electron model. It takes into account the proton-electron interaction, external…

Statistical Mechanics · Physics 2012-04-27 R. Ya. Stetsiv

We have attempted to build first some simplified model to map the interaction of quarks and gluons, which can be contained by their thermodynamical quantity like entropy density, obtained from calculation of lattice quantum chromo dynamics…

High Energy Physics - Phenomenology · Physics 2020-04-22 Sarthak Satapathy , Souvik Paul , Ankit Anand , Ranjesh Kumar , Sabyasachi Ghosh

We study thermal and electrical transport in metals and superconductors near a quantum phase transition where antiferromagnetic order disappears. The same theory can also be applied to quantum phase transitions involving the loss of certain…

Strongly Correlated Electrons · Physics 2017-08-07 Shubhayu Chatterjee , Subir Sachdev , Andreas Eberlein

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…

Nuclear Theory · Physics 2011-07-19 Vinod Chandra , V. Ravishankar

A stochastic energetics framework is applied to examine how periodically shifting the frequency of a time-dependent oscillating temperature gradient affects heat transport in a nanoscale molecular model. We specifically examine the effects…

Mesoscale and Nanoscale Physics · Physics 2025-01-23 Renai Chen , Galen T. Craven

It is well-recognized that granular media under rapid flow conditions can be modeled as a gas of hard spheres with inelastic collisions. At moderate densities, a fundamental basis for the determination of the granular hydrodynamics is…

Soft Condensed Matter · Physics 2022-06-15 Moisés García Chamorro , Rubén Gómez González , Vicente Garzó

The atmospheric dynamics of tidally-locked hot Jupiters is characterized by strong equatorial winds. Understanding the interaction between global circulation and chemistry is crucial in atmospheric studies and interpreting observations.…

Recent Bayesian analyses of heavy ion collision data have established a non-trivial temperature dependence of the shear and bulk viscosity per entropy. Motivated by this, we consider higher derivative corrections to realistic, bottom-up…

High Energy Physics - Theory · Physics 2025-10-22 Thomas Apostolidis , Umut Gürsoy , Edwan Préau

The yielding transition that occurs in amorphous solids under athermal quasistatic deformation has been the subject of many theoretical and computational studies. Here, we extend this analysis to include thermal effects at finite shear…

Soft Condensed Matter · Physics 2022-09-21 Daniel Korchinski , Jörg Rottler

Heavy-ion collisions are well described by a dynamical evolution with a long hydrodynamical phase. In this phase the properties of the strongly coupled quark-gluon plasma are reflected in the equation of state (EoS) and the transport…

Nuclear Theory · Physics 2018-12-06 A. Dubla , S. Masciocchi , J. M. Pawlowski , B. Schenke , C. Shen , J. Stachel

Lattice calculations of the QCD trace anomaly at temperatures $T<160$ MeV have been shown to match hadron resonance gas model calculations, which include an exponentially rising hadron mass spectrum. In this paper we perform a more detailed…

Nuclear Theory · Physics 2013-05-30 Jacquelyn Noronha-Hostler , Jorge Noronha , Carsten Greiner

The introduction of liquid 3He into silica aerogel provides us a with model system in which to study the effects of disorder on the properties of a strongly correlated Fermi liquid. The transport of heat, mass and spin exhibits cross-over…

Other Condensed Matter · Physics 2010-11-16 J. A. Sauls , Priya Sharma

We report on dynamical quantum transport simulations for realistic molecular devices based on an approximate formulation of time-dependent Density Functional Theory with open boundary conditions. The method allows for the computation of…

Mesoscale and Nanoscale Physics · Physics 2013-09-16 Christian Oppenländer , Björn Korff , Thomas A. Niehaus

We investigate the consequences of a nonzero bulk viscosity coefficient on the transverse momentum spectra, azimuthal momentum anisotropy, and multiplicity of charged hadrons produced in heavy ion collisions at LHC energies. The agreement…

Nuclear Theory · Physics 2015-09-30 S. Ryu , J. -F. Paquet , C. Shen , G. S. Denicol , B. Schenke , S. Jeon , C. Gale

The JETSCAPE Collaboration reports a new determination of jet transport coefficients in the Quark-Gluon Plasma, using both reconstructed jet and hadron data measured at RHIC and the LHC. The JETSCAPE framework incorporates detailed modeling…

Elaborated calculations of the shear and the bulk viscosities in the hadron gas, using the ultrarelativistic quantum molecular dynamics (UrQMD) model cross sections, are made. These cross sections are analyzed and improved. A special…

High Energy Physics - Phenomenology · Physics 2013-09-23 Oleg Moroz

We examine the behavior of entanglement entropy of a subsystem $A$ in a fully backreacted holographic model of a $1+1$ dimensional $p$ wave superconductor across the phase transition. For a given temperature, the system goes to a…

High Energy Physics - Theory · Physics 2017-09-12 Sumit R. Das , Mitsutoshi Fujita , Bom Soo Kim

We study nonequilibrium steady states of a one-dimensional stochastic model, originally introduced as an approximation of the Discrete Nonlinear Schr\"odinger equation. This model is characterized by two conserved quantities, namely mass…

Statistical Mechanics · Physics 2023-06-29 Stefano Iubini , Antonio Politi , Paolo Politi

We calculate expressions for the state-dependent quasiparticle lifetime, the thermal conductivity $\kappa$, the shear viscosity $\eta$, and discuss the spin diffusion coefficient $D$ for Fermi-liquid films in two dimensions. The expressions…

Other Condensed Matter · Physics 2015-11-04 David Z. Li , R. H. Anderson , M. D. Miller

We have evaluated the transport coefficients of quark and hadronic matter in the frame work of Polyakov-Quark-Meson model. The thermal widths of quarks and mesons, which inversely control the strength of these transport coefficients, are…

Nuclear Theory · Physics 2018-12-18 Pracheta Singha , Aman Abhishek , Guru Kadam , Sabyasachi Ghosh , Hiranmaya Mishra