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Related papers: Quark binding potential and QGP

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The drag and diffusion coefficients of heavy quarks propagating through quark gluon plasma (QGP) have been estimated by shielding both the electric and magnetic type infra-red divergences. The electric type screening in perturbative quantum…

Nuclear Theory · Physics 2022-01-26 Mahfuzur Rahaman , Santosh K. Das , Jan-e Alam , Sabyasachi Ghosh

The strength of the interaction between heavy quarks is studied for heavy quarkonium ($\mathrm{Q\bar{Q}}$) and doubly heavy baryons ($\mathrm{QQq}$) at finite temperature and rapidity using the gauge/gravity duality in this paper. We show…

High Energy Physics - Phenomenology · Physics 2026-01-07 Xuan Liu , Sheng Lin , Xun Chen

We consider heavy quark interactions in quenched and unquenched lattice QCD. In a region just above the deconfinement point, non-Abelian gluon polarization leads to a strong increase in the binding. Comparing quark-antiquark and quark-quark…

High Energy Physics - Phenomenology · Physics 2010-01-15 Helmut Satz

We investigate the energy loss of heavy quarks in the gas, liquid and solid phase of a classical quark-gluon plasma (cQGP) using molecular dynamics simulations. The model consists of massive quarks and gluons interacting as a classical…

Nuclear Theory · Physics 2010-01-26 Kevin Dusling , Ismail Zahed

Quarkonium production in ultra-relativistic collisions plays a crucial role in probing the existence of hot QCD matter. This study explores quarkonia states dissociation and regeneration in the hot QCD medium while considering momentum…

High Energy Physics - Phenomenology · Physics 2024-09-18 Captain R. Singh , Mohammad Yousuf Jamal , Raghunath Sahoo

We employ a time-dependent Schr\"odinger equation to study the evolution of a $c\bar c$ dipole in a quark-gluon plasma (QGP). Medium effects on the heavy-quark potential in the QGP are found to significantly affect the timescales of the…

Nuclear Theory · Physics 2016-12-08 Baoyi Chen , Xiaojian Du , Ralf Rapp

We extend our recently advanced model on collisional energy loss of heavy quarks in a quark gluon plasma (QGP) by including radiative energy loss. We discuss the approach and present first preliminary results. We show that present data on…

High Energy Physics - Phenomenology · Physics 2013-07-22 P. B. Gossiaux , J. Aichelin , T. Gousset , V. Guiho

In relativistic heavy-ion collisions, electromagnetic (EM) radiation has been used as a sensitive probe of Quark Gluon Plasma (QGP) properties, owing to the smaller EM coupling relative to QCD coupling. To better understand the constraining…

Nuclear Theory · Physics 2025-04-29 Gojko Vujanovic

We examined the effects of the weak magnetic field on the dissociation of heavy quarkonia immersed in a thermal medium of quarks and gluons. For that purpose, we have revisited the general structure of gluon self-energy tensor in the…

High Energy Physics - Phenomenology · Physics 2020-09-02 Mujeeb Hasan , Binoy Krishna Patra

We investigate the Mott effect for heavy quarkonia due to Debye screening of the heavy quark potential in a plasma of massless quarks and antiquarks. The influence of residual color correlation is investigated by coupling the light quark…

High Energy Physics - Phenomenology · Physics 2009-03-09 Jakub Jankowski , David Blaschke

Jet quenching serves as a key probes of the Quark-Gluon Plasma (QGP) in heavy-ion collisions. This proceedings presents recent results from RHIC and LHC on jet energy loss, acoplanarity, and the flavour and path-length dependence of Parton…

Nuclear Experiment · Physics 2025-05-08 Nihar Ranjan Sahoo

Thermodynamics of a heavy quark-antiquark pair in SU(3)-QCD is studied both below and above the deconfinement critical temperature $T_c$. In the quenched case, a model of the string passing through heavy valence gluons yields a correct…

High Energy Physics - Phenomenology · Physics 2008-11-26 D. Antonov , S. Domdey , H. -J. Pirner

We adopt a $T$-matrix approach to study quarkonium properties and heavy-quark transport in a Quark-Gluon Plasma. The $T$-matrix approach is well suited to implement potential scattering and thus provides a common framework for low-momentum…

High Energy Physics - Phenomenology · Physics 2009-11-18 R. Rapp , F. Riek , H. van Hees , V. Greco , M. Mannarelli

A comprehensive study of the color singlet heavy quark states above T_c is given, using the Field Correlator Method (FCM) for nonperturbative Q{\bar Q} potentials and the screened Coulomb potential with the T-dependent Debye radius. Using…

High Energy Physics - Phenomenology · Physics 2011-03-01 I. M. Narodetskiy , Yu. A. Simonov , A. I. Veselov

Due to the rapid longitudinal expansion of the quark-gluon plasma created in heavy-ion collisions, large local-rest-frame momentum-space anisotropies are generated during the system's evolution. These momentum-space anisotropies complicate…

High Energy Physics - Phenomenology · Physics 2021-12-28 Lihua Dong , Yun Guo , Ajaharul Islam , Michael Strickland

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

I consider the dissociation of the upsilon meson due to absorption of a thermal gluon. I discuss the dissociation rate in terms of the energy density, the number density, and the temperature of the quark-gluon plasma. I compare this to the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Sidi Cherkawi Benzahra

The prerequisite of the chiral magnetic effect is the existence of net chiral charge in the quark gluon plasma (QGP). If we assume the quarks and anti-quarks contribute equally to the net chiral charge, the CME will induce a flow of the…

High Energy Physics - Phenomenology · Physics 2017-03-28 Bin Wang

The T-matrix of the heavy quark-antiquark ($Q\bar{Q}$) pair interacting through a screened Cornell potential in the quark-gluon plasma (QGP) is computed without employing the partial wave expansion. This is compared with the results…

High Energy Physics - Phenomenology · Physics 2025-08-19 Anurag Tiwari , Min He

We have studied the collisional time and relaxation time of a QGP(Quark-Gluon Plasma) by parameterizing them by temperature. From this parameterization we have obtained the decay rate parameterized by temperature which further helps us to…

Nuclear Theory · Physics 2020-01-24 Ankit Anand , Souvik Paul , Sarthak Satapathy , Sabyasachi Ghosh
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