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-We have performed a new efficient method to calculate numerically the transport coefficients at high temperature. The collision theory was treated to study singularities that occur when evaluating the collision cross section. The transport…

Plasma Physics · Physics 2015-01-30 Ali Mahfouf , Pascal André , Géraldine Faure

We perform classical-statistical real-time lattice simulations to compute real-time spectral functions and momentum broadening of quarks in the presence of strongly populated non-Abelian gauge fields. Based on a novel methodology to extract…

High Energy Physics - Lattice · Physics 2026-02-05 Harshit Pandey , Soeren Schlichting , Sayantan Sharma

The diffusion coefficients of heavy quarks from the coherent color electromagnetic fields which are generated in the early stage of relativistic heavy-ion collisions are calculated at midrapidity, and compared with those obtained from…

Nuclear Theory · Physics 2015-12-18 Taesoo Song , Thomas Epelbaum

The transport properties of the quark gluon plasma (QGP) are studied in a QCD medium at finite temperature and chemical potential. We calculate the shear viscosity $\eta(T,\mu_q)$ and the electric conductivity $\sigma_e(T,\mu_q)$ for a…

High Energy Physics - Phenomenology · Physics 2015-06-11 Hamza Berrehrah , Elena Bratkovskaya , Wolfgang Cassing , Rudy Marty

We use a hybrid model which relies on QCD effective kinetic theory -- K\oMP\oST -- to dynamically bridge the gap between IP-Glasma initial states and viscous hydrodynamics, for the theoretical interpretation of heavy-ion collision results.…

High Energy Physics - Phenomenology · Physics 2021-02-03 Charles Gale , Jean-François Paquet , Björn Schenke , Chun Shen

Heavy-ion collision experiments such as the Large Hadron Collider and the Relativistic Heavy Ion Collider offer a unique platform to study several key properties of the quark-gluon plasma (QGP), a deconfined state of strongly interacting…

High Energy Physics - Phenomenology · Physics 2025-08-29 Kamaljeet Singh , Raghunath Sahoo

Quantum diffusion is studied via dissipative Madelung hydrodynamics. Initially the wave packet spreads ballistically, than passes for an instant through normal diffusion and later tends asymptotically to a sub-diffusive law. It is shown…

Quantum Physics · Physics 2011-04-21 Roumen Tsekov

High-energy nuclear collisions produce a nonequilibrium plasma of quarks and gluons which thermalizes and exhibits hydrodynamic flow. There are currently no practical frameworks to connect the early particle production in classical field…

High Energy Physics - Phenomenology · Physics 2019-04-30 Aleksi Kurkela , Aleksas Mazeliauskas , Jean-François Paquet , Sören Schlichting , Derek Teaney

It is widely believed that the quark-gluon plasma (QGP) might be formed in the current heavy ion collisions. It is also widely recognized that the relativistic hydrodynamics is one of the best tools for describing the process of expansion…

Nuclear Theory · Physics 2017-02-06 Zhi-Jin Jiang , Jia-Qi Hui , Yu Zhang

We give a pedagogical presentation of heavy and light probe quarks in a thermal plasma using the AdS/CFT correspondence. Three cases are considered: external heavy and light quarks undergoing Brownian motion in the plasma, and an external…

High Energy Physics - Theory · Physics 2021-11-22 A. K. Mes , R. W. Moerman , J. P. Shock , W. A. Horowitz

In this article we investigate how the drag coefficient $A$ and $\hat{q}$, the transverse momentum transfer by unit length, of charm quarks are modified if the QGP is not in complete thermal equilibrium using the dynamical quasi-particle…

Nuclear Theory · Physics 2020-04-15 Taesoo Song , Pierre Moreau , Joerg Aichelin , Elena Bratkovskaya

The thermal transport coefficients in a weakly magnetized quark-gluon plasma have been investigated within the ambit of a quasiparticle model to encode the effects of the realistic equation of state. The presence of a weak magnetic field…

Nuclear Theory · Physics 2020-07-27 Manu Kurian

We derive an expression for the heavy quark damping rate in hot quark gluon plasma in presence of flow. Here all the bath particles here are out of equilibrium due to the existence of non-zero velocity gradient. The magnetic sector shows…

High Energy Physics - Phenomenology · Physics 2015-06-05 Sreemoyee Sarkar , Abhee K. Dutt-Mazumder

In this talk we will discuss the recent advances in describing heavy-quark dynamics in the quark-gluon plasma (QGP), which evolves hydrodynamically. Special emphasis is put on the collective flow of the heavy-quarks with the medium…

Nuclear Theory · Physics 2018-04-11 Marlene Nahrgang , Joerg Aichelin , Pol Bernard Gossiaux , Klaus Werner

We employ an Einstein-Maxwell-dilaton model, based on the gauge/gravity correspondence, to obtain the thermodynamics and transport properties for the hot and dense quark-gluon plasma. The model, which is constrained to reproduce lattice QCD…

We assess transport properties of heavy quarks in the Quark-Gluon Plasma (QGP) that show a strong non-perturbative behavior. A T-matrix approach based on a potential taken from lattice QCD hints at the presence of heavy-quark (HQ) resonant…

High Energy Physics - Phenomenology · Physics 2015-05-30 V. Greco , H. van Hees , R. Rapp

Quark-Gluon plasmas produced in relativistic heavy-ion collisions quickly expand and cool, entering a phase consisting of multiple interacting hadronic resonances just below the QCD deconfinement temperature, $T\sim 155$ MeV. Numerical…

Nuclear Theory · Physics 2017-02-08 Scott Pratt , Alexander Baez , Jane Kim

We propose an extension of Light-Front Holographic QCD (LFHQCD) to investigate non-equilibrium real-time dynamics and transport properties of strongly coupled QCD matter. While LFHQCD has been successfully applied to hadronic spectroscopy…

High Energy Physics - Phenomenology · Physics 2025-06-17 Fidele J. Twagirayezu

The longitudinal current density induced by the inhomogeneous electric field in the hot magnetized quark-gluon plasma has been investigated and utilized in obtaining the conductivity of the medium. The analysis has been done in the regime…

Nuclear Theory · Physics 2019-06-26 Manu Kurian , Vinod Chandra

In this paper we obtain holographic formulas for the transport coefficients $\kappa$ and $\tau_\pi$ present in the second-order derivative expansion of relativistic hydrodynamics in curved spacetime associated with a non-conformal strongly…

High Energy Physics - Phenomenology · Physics 2015-06-23 Stefano I. Finazzo , Romulo Rougemont , Hugo Marrochio , Jorge Noronha
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