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We investigate the interaction of leading jet partons within a strongly interacting quark-gluon plasma (sQGP) medium, using the effective dynamical quasiparticle model (DQPM). The DQPM offers a description of the sQGP's non-perturbative…

High Energy Physics - Phenomenology · Physics 2025-03-05 Ilia Grishmanovskii , Taesoo Song , Olga Soloveva , Carsten Greiner , Elena Bratkovskaya

We extend the investigation on jet transport coefficients within the effective Dynamical QuasiParticle Model (DQPM) -- constructed for the description of non-perturbative QCD phenomena of the strongly interacting quark-gluon plasma (sQGP)…

High Energy Physics - Phenomenology · Physics 2025-02-10 Ilia Grishmanovskii , Olga Soloveva , Taesoo Song , Carsten Greiner , Elena Bratkovskaya

We study the interaction of leading jet partons in a strongly interacting quark-gluon plasma (sQGP) medium based on the effective dynamical quasi-particle model (DQPM). The DQPM describes the non-perturbative nature of the sQGP at finite…

Nuclear Theory · Physics 2025-03-05 Ilia Grishmanovskii , Taesoo Song , Olga Soloveva , Carsten Greiner , Elena Bratkovskaya

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 investigate the role of inelastic processes in the strongly interacting quark-gluon plasma (sQGP) based on the effective dynamical quasi-particle model (DQPM). In the DQPM the non-perturbative properties of the sQGP at finite temperature…

High Energy Physics - Phenomenology · Physics 2025-03-03 Ilia Grishmanovskii , Olga Soloveva , Taesoo Song , Carsten Greiner , Elena Bratkovskaya

We review the transport properties of the strongly interacting quark-gluon plasma (QGP) created in heavy-ion collisions at ultrarelativistic energies, i.e. out-of equilibrium, and compare them to the equilibrium properties. The description…

Nuclear Theory · Physics 2021-12-15 Olga Soloveva , Pierre Moreau , Elena Bratkovskaya

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 calculate transport coefficients of the quark-gluon plasma (QGP) within the dynamical quasiparticle model (DQPM) by explicitly computing the parton interaction rates as a function of temperature $T$ and baryon chemical potential $\mu_B$…

Nuclear Theory · Physics 2020-04-22 Olga Soloveva , Pierre Moreau , Elena Bratkovskaya

Transport properties of a thermal medium determine how its conserved charge densities (for instance the electric charge, energy or momentum) evolve as a function of time and eventually relax back to their equilibrium values. Here the…

High Energy Physics - Lattice · Physics 2015-03-19 Harvey B. Meyer

We extend the effective dynamical quasiparticle model (DQPM) - constructed for the description of non-perturbative QCD phenomena of the strongly interacting quark-gluon plasma (QGP) - to large baryon chemical potentials, $\mu_B$, including…

High Energy Physics - Phenomenology · Physics 2022-03-23 Olga Soloveva , Jörg Aichelin , Elena Bratkovskaya

Using a holographic QCD model augmented by Bayesian inference, we calculate key transport coefficients of the quark-gluon plasma (QGP)$\text{-}$including the drag force, jet quenching parameter, heavy quark diffusion coefficient, and shear…

High Energy Physics - Phenomenology · Physics 2026-01-21 Bing Chen , Liqiang Zhu , Xun Chen , Defu Hou , Xurong Chen

The characteristics of a thermal system depend strongly on its response to thermal gradients and the underlying microscopic interactions among constituents. In the present study, we investigate the thermodynamic and transport properties of…

High Energy Physics - Phenomenology · Physics 2026-04-08 Rishabh Kumar Tiwari , Kangkan Goswami , Suraj Prasad , Captain R. Singh , Raghunath Sahoo , Mohammad Yousuf Jamal

The heavy quark drag and momentum diffusion coefficients in the presence of both the collisional and radiative processes have been studied in a hot viscous QCD medium. The thermal medium effects are incorporated by employing the effective…

High Energy Physics - Phenomenology · Physics 2021-08-18 Adiba Shaikh , Manu Kurian , Santosh K. Das , Vinod Chandra , Sadhana Dash , Basanta K. Nandi

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

In this study we evaluate the dynamical collisional energy loss of heavy quarks, their interaction rate as well as the different transport coefficients (drag and diffusion coefficients, $\hat{q}$, etc). We calculate these different…

High Energy Physics - Phenomenology · Physics 2014-12-15 Hamza Berrehrah , Pol-Bernard Gossiaux , Jörg Aichelin , Wolfgang Cassing , Elena Bratkovskaya

We study the diffusion properties of the strongly interacting quark-gluon plasma (sQGP) and evaluate the diffusion coefficient matrix for the baryon ($B$), strange ($S$) and electric ($Q$) charges - $\kappa_{qq'}$ ($q,q' = B, S, Q$) and…

High Energy Physics - Phenomenology · Physics 2021-08-25 Jan A. Fotakis , Olga Soloveva , Carsten Greiner , Olaf Kaczmarek , Elena Bratkovskaya

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

The heavy quark collisional scattering on partons of the quark gluon plasma (QGP) is studied in a QCD medium at finite temperature and chemical potential. We evaluate the effects of finite parton masses and widths, finite temperature $T$…

High Energy Physics - Phenomenology · Physics 2015-05-11 H. Berrehrah , E. Bratkovskaya , W. Cassing , P. B. Gossiaux , J. Aichelin

The bulk and shear viscosities ($\eta$ and $\zeta$) have been studied for quark-gluon-plasma produced in relativistic heavy ion collisions within semi-classical transport theory, in a recently proposed quasi-particle model of (2+1)-flavor…

Nuclear Theory · Physics 2012-12-06 Vinod Chandra

We review the properties of the strongly interacting quark-gluon plasma (QGP) at finite temperature $T$ and baryon chemical potential $\mu_B$ as created in heavy-ion collisions at ultrarelativistic energies. The description of the strongly…

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