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Related papers: Heavy Quark Diffusion with Relativistic Langevin D…

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The drag of a heavy quark and the jet quenching parameter are studied in the strongly coupled N=2* plasma using the AdS/CFT correspondence. Both increase in units of the spatial string tension as the theory departs from conformal…

High Energy Physics - Theory · Physics 2009-10-16 Carlos Hoyos-Badajoz

The heavy quark propagation behavior inside the quark-gluon plasma (QGP), is usually described in terms of the Boltzmann dynamics, which can be reduced to the Langevin approach by assuming a small momentum transfer for the scattering…

High Energy Physics - Phenomenology · Physics 2019-06-05 Shuang Li , Chaowen Wang , Renzhuo Wan , Jinfeng Liao

Heavy quark production provides a unique probe of the quark-gluon plasma transport properties in heavy ion collisions. Experimental observables like the nuclear modification factor $R_{\rm AA}$ and elliptic anisotropy $v_{2}$ of heavy…

High Energy Physics - Phenomenology · Physics 2020-07-28 Shuang Li , Jinfeng Liao

The Langevin diffusion process of a relativistic heavy quark in a non-conformal holographic setup is discussed. The bulk geometry is a general, five-dimensional asymptotically AdS black hole. The heavy quark is described by a trailing…

High Energy Physics - Theory · Physics 2011-01-04 U. Gursoy , E. Kiritsis , L. Mazzanti , F. Nitti

The drag and diffusion coefficients of charm and bottom quarks propagating through quark gluon plasma (QGP) have been evaluated within the framework of perturbative Quantum Chromodynamics (pQCD). Both radiative and collisional processes of…

Nuclear Theory · Physics 2012-02-08 Santosh K Das , Jan-e Alam

The diffusion of heavy quarks through the quark-gluon plasma (QGP) as produced in high-energy heavy-ion collisions has long been recognized as an excellent probe of its transport properties. In addition, the experimentally observed…

High Energy Physics - Phenomenology · Physics 2023-04-05 Min He , Hendrik van Hees , Ralf Rapp

We study the stochastic dynamics of c and b quarks in the hot plasma produced in nucleus-nucleus collisions at RHIC and LHC, providing results for the nuclear modification factor R_AA and the elliptic flow coefficient v_2 of the…

High Energy Physics - Phenomenology · Physics 2011-04-07 W. M. Alberico , A. Beraudo , A. De Pace , A. Molinari , M. Monteno , M. Nardi , F. Prino

One of the primary aims of the ongoing nuclear collisions at Relativistic Heavy Ion Collider (RHIC) and Large Hadron Collider (LHC) energies is to create a Quark Gluon Plasma (QGP). The heavy quarks constitutes a unique probe of the QGP…

The subdiffusion phenomena are studied for heavy quarks dynamics in the hot QCD matter. My approach aims to provide a more realistic description of heavy quark dynamics through detailed theoretical analyses and numerical simulations,…

High Energy Physics - Phenomenology · Physics 2024-10-10 Jai Prakash

Thermalization and collective flow of charm (c) and bottom (b) quarks in ultra-relativistic heavy-ion collisions are evaluated based on elastic parton rescattering in an expanding quark-gluon plasma (QGP). We show that resonant interactions…

Nuclear Theory · Physics 2008-11-26 Hendrik van Hees , Vincenzo Greco , Ralf Rapp

The drag and diffusion coefficients of charm and bottom quarks propagating through quark gluon plasma have been evaluated for conditions relevant to nuclear collisions at Large Hadron Collider and Relativistic Heavy Ion Collider. Both the…

Nuclear Theory · Physics 2015-03-17 Santosh K Das , Jan-e Alam

We present a calculation of the heavy quark momentum diffusion coefficients in a quark-gluon plasma under the presence of a strong external magnetic field, within the Lowest Landau Level (LLL) approximation. In particular, we apply the Hard…

High Energy Physics - Phenomenology · Physics 2022-07-26 Aritra Bandyopadhyay , Jinfeng Liao , Hongxi Xing

Within the framework of the Langevin equation, we study the energy loss of heavy quark due to quasi-elastic multiple scatterings in a quark-gluon plasma created by relativistic heavy-ion collisions. We investigate how the initial…

Nuclear Theory · Physics 2015-03-20 Shanshan Cao , Guang-You Qin , Steffen A. Bass

We assess transport properties of heavy quarks in the Quark-Gluon Plasma (QGP) that show a strong non-perturbative behavior. A T-matrix approach based on a potential taken from lattice QCD hints at the presence of heavy-quark (HQ) resonant…

High Energy Physics - Phenomenology · Physics 2015-05-30 V. Greco , H. van Hees , R. Rapp

Kinetic and chemical equilibrations play important roles in the formation of the quark-gluon plasma (QGP) in relativistic heavy-ion collisions (HICs). These processes further influence the production of hard and electromagnetic probes in…

High Energy Physics - Phenomenology · Physics 2023-12-08 Xiaojian Du

We assess transport properties of heavy quarks in the Quark-Gluon Plasma (QGP) using static heavy-quark (HQ) potentials from lattice-QCD calculations in a Brueckner many-body T-matrix approach to evaluate elastic heavy-quark-light-quark…

High Energy Physics - Phenomenology · Physics 2009-07-22 H. van Hees , M. Mannarelli , Vincenzo Greco , Ralf Rapp

We calculate the heavy quark evolution in heavy ion collisions and show results for the elliptic flow $v_2$ as well as the nuclear modification factor $R_{AA}$ at RHIC and LHC energies. For the calculation we implement a Langevin approach…

High Energy Physics - Phenomenology · Physics 2015-06-12 Thomas Lang , Hendrik van Hees , Jan Steinheimer , Yu-Peng Yan , Marcus Bleicher

The heavy quarks constitutes a unique probe of the quark-gluon plasma properties. Both at RHIC and LHC energies a puzzling relation between the nuclear modification factor $R_{AA}(p_T)$ and the elliptic flow $v_2(p_T)$ has been observed…

Nuclear Theory · Physics 2015-06-11 Santosh K. Das , Francesco Scardina , Salvatore Plumari , Vincenzo Greco

The propagation of heavy flavor through the quark gluon plasma has been treated commonly within the framework of Langevin dynamics, i.e. assuming the heavy flavor momentum transfer is much smaller than the light one. On the other hand a…

Nuclear Theory · Physics 2015-06-17 Santosh K. Das , Francesco Scardina , Salvatore Plumari , Vincenzo Greco

The chromo-electromagnetic field is produced due to the motion of partons in a quark-gluon plasma created by relativistic heavy-ion collisions. The fluctuations in the produced chromo-electromagnetic field are important, since they cause…

High Energy Physics - Phenomenology · Physics 2019-02-08 Ashik Ikbal Sheikh , Zubayer Ahammed