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Related papers: Heavy quark dynamics in a hot magnetized QCD mediu…

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The drag and diffusion coefficients of heavy quarks (HQs) have been evaluated in the pre-equilibrium phase of the evolving fireball produced in heavy ion collisions at RHIC and LHC energies. The KLN and classical Yang-Mills spectra have…

Nuclear Theory · Physics 2015-08-05 Santosh K. Das , Marco Ruggieri , Surasree Mazumder , Vincenzo Greco , Jan-e Alam

We compute the pressure of a finite density quark-gluon plasma at zero temperature to leading order in hard-thermal-loop perturbation theory, which includes the fermionic excitations and Landau damping. The result is compared with the…

High Energy Physics - Phenomenology · Physics 2009-10-31 R. Baier , K. Redlich

In this work, we study the thermodynamic properties of quark-gluon plasma using Kramer's $q-potential$ method. We propose a modification in the first law of thermodynamics by including a temperature-dependent term when single particle…

High Energy Physics - Phenomenology · Physics 2024-09-18 Guruprasad Kadam

We study the heavy quark scattering on partons of the quark gluon plasma (QGP) being especially interested in the collisional (elastic) scattering processes of heavy quarks on quarks and gluons. We calculate the different cross sections for…

High Energy Physics - Phenomenology · Physics 2014-07-02 H. Berrehrah , E. Bratkovskaya , W. Cassing , P. B. Gossiaux , J. Aichelin , M. Bleicher

The change in the energy of the moving heavy (charm and bottom) quarks due to field fluctuations present in the hot QCD medium has been studied. A finite quark chemical potential has been considered while modeling the hot QCD medium…

Nuclear Theory · Physics 2021-01-13 Mohammad Yousuf Jamal , Bedangadas Mohanty

A thermodynamic T-matrix approach for elastic 2-body interactions is employed to calculate spectral functions of open and hidden heavy-quark systems in the Quark-Gluon Plasma. This enables the evaluation of quarkonium bound-state properties…

High Energy Physics - Phenomenology · Physics 2014-11-21 F. Riek , R. Rapp

We give a brief overview of recent results obtained through the gauge/gravity correspondence, concerning the propagation of a heavy quark in strongly-coupled conformal field theories (such as N=4 super-Yang-Mills), both at zero and finite…

High Energy Physics - Theory · Physics 2012-09-24 Mariano Chernicoff , J. Antonio Garcia , Alberto Guijosa , Juan F. Pedraza

We present a lattice determination of the heavy-quark diffusion coefficient in (2+1)-flavor QCD with almost physical quark masses. The momentum and spatial diffusion coefficients are extracted for a wide temperature range, from $T=163$ MeV…

Elastic scattering of charm (c) and bottom (b) quarks via D- and B-meson resonance states in an expanding, strongly interacting quark-gluon plasma is investigated. Drag and diffusion coefficients are calculated from an effective model based…

High Energy Physics - Phenomenology · Physics 2007-05-23 H. van Hees , V. Greco , R. Rapp

Thermodynamics of the quark-gluon plasma at finite density is studied in the framework of the Field Correlator Method, where thermodynamical effects of Polyakov loops and colormagnetic confinement are taken into account. Having found good…

High Energy Physics - Phenomenology · Physics 2018-04-18 M. A. Andreichikov , M. S. Lukashov , Yu. A. Simonov

The thermal response of the hot QCD matter has been studied in the presence of a time-varying magnetic field. The impact of magnetic field, its time dependence, and the collision aspects of the medium on thermal transport have been studied…

High Energy Physics - Phenomenology · Physics 2022-08-10 Gowthama K K , Manu Kurian , Vinod Chandra

We extend our investigation of heavy quark transport coefficients in the effective dynamical quasiparticle model (DQPM) -- which reproduces nonperturbative QCD phenomena in the strongly interacting quark-gluon plasma (sQGP) according to…

High Energy Physics - Phenomenology · Physics 2025-07-08 Ilia Grishmanovskii , Taesoo Song , Carsten Greiner , Elena Bratkovskaya

We determine the magnetization of Quantum Chromodynamics (QCD) for several temperatures around and above the transition between the hadronic and the quark-gluon phases of strongly interacting matter. We obtain a paramagnetic response that…

High Energy Physics - Lattice · Physics 2014-02-05 G. S. Bali , F. Bruckmann , G. Endrodi , A. Schafer

The heavy-quark (HQ) transport coefficients have been estimated for a viscous quark-gluon plasma medium, utilizing a recently proposed quasi-particle description based on realistic QGP equation of state (EoS). Interactions entering through…

Nuclear Theory · Physics 2015-08-26 Santosh K. Das , Vinod Chandra , Jan-e Alam

We study the generalized gluon distribution that governs the dynamics of quarkonium inside a non-Abelian thermal plasma characterizing its dissociation and recombination rates. This gluon distribution can be written in terms of a…

High Energy Physics - Phenomenology · Physics 2024-10-22 Govert Nijs , Bruno Scheihing-Hitschfeld , Xiaojun Yao

The thermalization rate of a heavy quark is related to its momentum diffusion coefficient. Starting from a Kubo relation and using the framework of the heavy quark effective theory, we argue that in the large-mass limit the momentum…

High Energy Physics - Lattice · Physics 2010-04-14 Simon Caron-Huot , Mikko Laine , Guy D. Moore

The momentum dependence of the drag coefficient of heavy quarks propagating through quark gluon plasma (QGP) has been evaluated. The results have been used to estimate the nuclear suppression factor of charm and bottom quarks in QGP. We…

Nuclear Theory · Physics 2011-10-10 Surasree Mazumder , Trambak Bhattacharyya , Jan-e Alam , Santosh K Das

The energy loss pattern of a low momentum heavy quark in a deconfined quark-gluon plasma can be understood in terms of a Langevin description. In thermal equilibrium, the motion can then be parametrized in terms of a single heavy quark…

High Energy Physics - Phenomenology · Physics 2023-08-09 Debasish Banerjee , Rajiv Gavai , Saumen Datta , Pushan Majumdar

We study the energy loss and the energy gain of heavy quarks in a hot thermal medium. These include the study of the energy change due to the polarization and to the interaction with the thermal fluctuations of the medium. The dynamics of…

Nuclear Theory · Physics 2021-03-31 Mohammad Yousuf Jamal , Santosh K. Das , Marco Ruggieri

We investigate the influence of a magnetic field on the running coupling constant for a heavy-quark model in a bottom-up holographic approach. To achieve this, we employ a magnetized Einstein-Maxwell-dilaton background that captures the…

High Energy Physics - Theory · Physics 2025-06-10 Irina Ya. Aref'eva , Ali Hajilou , Alexander Nikolaev , Pavel Slepov
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