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Related papers: Heavy-Quark Diffusion Dynamics in Quark-Gluon Plas…

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Quark Gluon Plasma transport coefficients for heavy quarks and quark-antiquark pairs are computed through an extension of the results obtained for a hot QED plasma by describing the heavy-quark propagation in the eikonal approximation and…

High Energy Physics - Phenomenology · Physics 2009-11-09 A. Beraudo , A. De Pace , W. M. Alberico , A. Molinari

The impact of momentum anisotropy on the heavy quark transport coefficients due to collisional and radiative processes in the QCD medium has been studied within the ambit of kinetic theory. Anisotropic aspects (momentum) are incorporated…

High Energy Physics - Phenomenology · Physics 2021-05-14 Jai Prakash , Manu Kurian , Santosh K. Das , Vinod Chandra

We calculate the viscous pressure tensor of the quark-gluon plasma in strong magnetic field. It is azimuthally anisotropic and is characterized by five shear viscosity coefficients, four of which vanish when the field strength eB is much…

Nuclear Theory · Physics 2015-05-30 Kirill Tuchin

We compute the leading-order collisional energy loss of a heavy quark propagating through a quark-gluon plasma in which the quark and gluon distributions are anisotropic in momentum space. Following the calculation outlined for QED in an…

High Energy Physics - Phenomenology · Physics 2009-11-10 Paul Romatschke , Michael Strickland

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

In this paper, we study the effects of an in-homogeneous magnetic field on the quark gluon plasma dynamics, within the Magneto-Hydrodynamic framework. We have investigated the effect of an inhomogeneous external magnetic field on the…

The drag and diffusion coefficients are studied within the framework of Fokker-Planck dynamics for the case of a charm quark propagating in an expanding quark-gluon plasma. The space-time evolution of the nuclear matter created in the…

High Energy Physics - Phenomenology · Physics 2020-10-23 Manu Kurian , Mayank Singh , Vinod Chandra , Sangyong Jeon , Charles Gale

We investigate the combined effects of anisotropy and a magnetic field in strongly interacting gauge theories by the gauge/gravity correspondence. Our main motivation is the quark-gluon plasma produced in off-central heavy-ion collisions…

High Energy Physics - Theory · Physics 2021-03-25 Umut Gürsoy , Matti Järvinen , Govert Nijs , Juan F. Pedraza

In this work, we compute the hard thermal loop pressure of quark-gluon plasma within strong magnetic field approximation at one-loop order. Magnetic field breaks the rotational symmetry of the system. As a result, the pressure of QGP…

High Energy Physics - Phenomenology · Physics 2021-04-06 Bithika Karmakar , Ritesh Ghosh , Aritra Bandyopadhyay , Najmul Haque , Munshi G Mustafa

We determine the hard-loop resummed propagator in an anisotropic QCD plasma in general covariant gauges and define a potential between heavy quarks from the Fourier transform of its static limit. We find that there is stronger attraction on…

High Energy Physics - Phenomenology · Physics 2008-11-26 Adrian Dumitru , Yun Guo , Michael Strickland

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

The drag and diffusion coefficients of charm and bottom quarks propagating through quark gluon plasma (QGP) have been evaluated for conditions relevant to nuclear collisions at Large Hadron Collider (LHC). The dead cone and…

Nuclear Theory · Physics 2014-11-20 Santosh K Das , Jan-e Alam , Payal Mohanty

The momentum diffusion coefficient for heavy quarks is studied in a deconfined gluon plasma in the static approximation by investigating a correlation function of the color electric field using Monte Carlo techniques. The diffusion…

High Energy Physics - Lattice · Physics 2013-05-30 Debasish Banerjee , Saumen Datta , Rajiv Gavai , Pushan Majumdar

In an intermediate-momentum regime where mass effects are significant, heavy quark suppression and anisotropic flow are computed to investigate the transition between the collisional and radiative energy loss. Based on the collision kernel…

High Energy Physics - Phenomenology · Physics 2025-04-23 Juhee Hong

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

In this work, we investigate the momentum-dependent drag and diffusion coefficient of heavy quarks (HQs) moving in the quark-gluon plasma (QGP) background. The leading order scattering amplitudes required for this purpose have been obtained…

High Energy Physics - Phenomenology · Physics 2024-12-05 Sumit , Arghya Mukherjee , Najmul Haque , Binoy Krishna Patra

We study the Langevin diffusion of a relativistic heavy quark in anisotropic strongly coupled theories in the local limit. Firstly, we use the axion space-dependent deformed anisotropic N=4 sYM, where the geometry anisotropy is always…

High Energy Physics - Theory · Physics 2015-03-25 Dimitrios Giataganas , Hesam Soltanpanahi

We calculate the drag force experienced by an infinitely massive quark propagating at constant velocity through an anisotropic, strongly coupled N=4 plasma by means of its gravity dual. We find that the gluon cloud trailing behind the quark…

High Energy Physics - Theory · Physics 2012-11-14 Mariano Chernicoff , Daniel Fernandez , David Mateos , Diego Trancanelli

The quark-gluon plasma, which is produced at an early stage of ultrarelativistic heavy-ion collisions, is expected to be initially strongly populated with chromodynamic fields. We address the question how heavy quarks interact with such a…

Nuclear Theory · Physics 2018-04-18 Stanislaw Mrowczynski

In the presence of a strong magnetic field, the quark gluon plasma is magnetized, leading to anisotropic transport coefficients. In this work, we focus on the effect of magnetization on electric conductivity, ignoring the possible…

High Energy Physics - Theory · Physics 2019-09-26 Wei Li , Shu Lin , Jiajie Mei