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The effects of a finite system volume on thermodynamic quantities, such as the pressure, energy density, specific heat, speed of sound, conserved charge susceptibilities and correlations, in hot and dense strongly interacting matter are…

High Energy Physics - Phenomenology · Physics 2024-01-12 Somenath Pal , Anton Motornenko , Volodymyr Vovchenko , Abhijit Bhattacharyya , Jan Steinheimer , Horst Stoecker

We study the correlations of heavy quarks produced in relativistic heavy ion collisions and find them to be quite sensitive to the effects of the medium and the production mechanisms. In order to put this on a quantitative footing, as a…

High Energy Physics - Phenomenology · Physics 2015-05-30 Mohammed Younus , Umme Jamil , Dinesh K. Srivastava

Motivated by recent applications of the open quantum system formalism to understand quarkonium transport in the quark-gluon plasma, we develop a set of coupled Boltzmann equations for open heavy quark-antiquark pairs and quarkonia. Our…

High Energy Physics - Phenomenology · Physics 2020-09-15 Xiaojun Yao , Weiyao Ke , Yingru Xu , Steffen A. Bass , Berndt Müller

We develop a set of coupled Boltzmann equations to describe the dynamical evolution of heavy quarks and quarkonia inside the quark-gluon plasma. The quarkonium dissociation and recombination terms are calculated from pNRQCD. Their interplay…

Nuclear Theory · Physics 2019-01-23 Xiaojun Yao , Weiyao Ke , Yingru Xu , Steffen Bass , Berndt Müller

By coupling the Boltzmann transport equations of both quarkonium and open heavy quarks, we investigate their dynamical evolution inside the quark-gluon plasma and study quarkonium production in heavy ion collisions. The Boltzmann transport…

High Energy Physics - Phenomenology · Physics 2019-02-20 Xiaojun Yao , Weiyao Ke , Yingru Xu , Steffen Bass , Berndt Müller

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 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

We study charmonia correlators at finite temperature. We analyze to what extent heavy quarkonia correlators are sensitive to the effect of heavy quark transport and whether it is possible to constrain the heavy quark diffusion constant by…

High Energy Physics - Lattice · Physics 2016-09-01 P. Petreczky , K. Petrov , D. Teaney , A. Velytsky

We study the time evolution of a high-momentum gluon or quark propagating through an infinite, thermalized, partonic medium utilizing a Boltzmann equation approach. We calculate the collisional energy loss of the parton, study its…

Nuclear Theory · Physics 2014-11-21 Ghi R. Shin , Steffen A. Bass , Berndt Mueller

The role of finite volume effects on the various transport coefficients of strongly interacting quark matter is analyzed in the Polyakov chiral SU(3) quark mean field model (PCQMF) at finite temperatures and chemical potentials…

High Energy Physics - Phenomenology · Physics 2025-01-28 Dhananjay Singh , Arvind Kumar

We present the quarkonia correlators for charmonium and bottomonium systems in the pseudoscalar, vector and scalar channels. For the description of quark-antiquark interaction we adopt the temperature dependant colour screening potential of…

High Energy Physics - Phenomenology · Physics 2012-12-27 Arpit Parmar , Bhavin Patel , P. C. Vinodkumar

Charmonia with different transverse momentum $p_T$ usually comes from different mechanisms in the relativistic heavy ion collisions. This work tries to review the theoretical studies on quarkonium evolutions in the deconfined medium…

Nuclear Theory · Physics 2019-05-01 Baoyi Chen , Carsten Greiner

We apply the momentum integrated Boltzmann transport equation to study the time evolution of various quark flavours in the central region of ultra-relativistic heavy ion collisions. The effects of thermal masses for quarks and gluons are…

Nuclear Theory · Physics 2009-10-30 Jane Alam , Pradip Roy , Sourav Sarkar , Sibaji Raha , Bikash Sinha

We extend a previously constructed T-matrix approach to the quark-gluon plasma (QGP) to include the effects of spin-dependent interactions between partons. Following earlier work within the relativistic quark model, the spin-dependent…

High Energy Physics - Phenomenology · Physics 2023-08-10 Zhanduo Tang , Ralf Rapp

Motivated by indications that heavy (charm and bottom) quarks interact strongly at temperatures generated in heavy ion collision experiments, we suggest a non-perturbative definition of a heavy quark chemical equilibration rate as a…

High Energy Physics - Phenomenology · Physics 2012-08-01 D. Bodeker , M. Laine

The interactions of heavy quarks with the partonic environment at finite temperature $T$ and finite quark chemical potential $\mu_q$ are investigated in terms of transport coefficients within the Dynamical Quasi-Particle model (DQPM)…

High Energy Physics - Phenomenology · Physics 2014-11-11 H. Berrehrah , P. B. Gossiaux , J. Aichelin , W. Cassing , J. M. Torres-Rincon , E. Bratkovskaya

Heavy quark and charmonium production as well as their space-time evolution are studied in transport simulations of heavy-ion collisions at RHIC and LHC. In the partonic transport model Boltzmann Approach of MultiParton Scatterings (BAMPS)…

High Energy Physics - Phenomenology · Physics 2015-03-19 Jan Uphoff , Kai Zhou , Oliver Fochler , Zhe Xu , Carsten Greiner

We have investigated the spectra of light-heavy quarkonia with the use of a quantum-chromodynamic potential model which is similar to that used earlier for the heavy quarkonia. An essential feature of our treatment is the inclusion of the…

High Energy Physics - Phenomenology · Physics 2011-07-19 Suraj N. Gupta , James M. Johnson

The main focus of this article is to obtain various transport coefficients for a hot QCD medium that is produced while colliding two heavy nuclei ultra-relativistically. As the hot QCD medium follows dissipative hydrodynamics while…

Nuclear Theory · Physics 2017-11-15 Sukanya Mitra , Vinod Chandra

High energy heavy ion collisions at the Relativistic Heavy Ion Collider (RHIC) produce a novel medium characterized by an initial energy density over an order of magnitude above the expected phase transformation value and that then evolves…

Nuclear Experiment · Physics 2007-05-23 J. L. Nagle
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