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Related papers: Heavy quark dynamics via Gribov-Zwanziger approach

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The heavy quark momentum diffusion coefficient ($\kappa$) is one of the most essential ingredients for the Langevin description of heavy quark dynamics. In the temperature regime relevant to the heavy ion collision phenomenology, a…

High Energy Physics - Phenomenology · Physics 2023-01-27 Sadaf Madni , Arghya Mukherjee , Aritra Bandyopadhyay , Najmul Haque

Heavy quark (HQ) momentum ($\kappa$) and spatial diffusion ($D_s$) coefficients are computed in a non-perturbative thermal QCD medium in the presence of a background magnetic field of arbitrary strength. Both perturbative and…

High Energy Physics - Phenomenology · Physics 2026-04-28 Debarshi Dey , Aritra Bandyopadhyay , Yifeng Sun , Santosh K. Das

We evaluate heavy-quark (HQ) transport properties in a Quark-Gluon Plasma (QGP) employing interaction potentials extracted from thermal lattice QCD. Within a Brueckner many-body scheme we calculate in-medium T-matrices for charm- and…

High Energy Physics - Phenomenology · Physics 2008-11-26 H. van Hees , M. Mannarelli , V. Greco , R. Rapp

Drag and diffusion coefficients of the Heavy Quarks (HQs), such as charm and bottom, are one of the prime tools for discerning the properties of the deconfined QCD medium created in the Heavy Ion Collisions experiments. The innate…

High Energy Physics - Phenomenology · Physics 2024-09-19 Surasree Mazumder , Natasha Sharma , Lokesh Kumar

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

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

The drag and diffusion coefficients of heavy quarks (HQs) have been evaluated in the pre-equilibrium phase of the evolving fireball produced in heavy ion collisions at RHIC and LHC energies. The KLN and classical Yang-Mills spectra have…

Nuclear Theory · Physics 2015-08-05 Santosh K. Das , Marco Ruggieri , Surasree Mazumder , Vincenzo Greco , Jan-e Alam

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 work, the perturbative and non-perturbative contributions to the heavy quark (HQ) momentum ($\kappa$) as well as spatial ($D_s$) diffusion coefficients are computed in a weak background magnetic field. The formalism adopted here…

High Energy Physics - Phenomenology · Physics 2025-07-10 Debarshi Dey , Aritra Bandyopadhyay , Santosh K. Das , Sadhana Dash , Vinod Chandra , Basanta K. Nandi

The propagation of heavy quarks (HQs) in a medium was quite often modeled by the Fokker-Plank (FP) equation. Since the transport coefficients, related to drag and diffusion processes are the main ingredients in the FP equation, the…

High Energy Physics - Phenomenology · Physics 2017-06-06 P. K. Srivastava , Binoy Krishna Patra

We evaluate the heavy quark momentum diffusion coefficients in a hot magnetized medium for the most general scenario of any arbitrary values of the external magnetic field. We choose to work with the systematic way of incorporating the…

High Energy Physics - Phenomenology · Physics 2024-01-31 Aritra Bandyopadhyay

The drag and diffusion coefficients of heavy quarks propagating through quark gluon plasma (QGP) have been evaluated using Hard Thermal Loop (HTL) approximations. The HTL corrections to the relevant propagators and vertices have been…

High Energy Physics - Phenomenology · Physics 2013-07-10 Surasree Mazumder , Trambak Bhattacharyya , Jan-e Alam

Heavy Quarks (HQs) serve as excellent probes to understand various characteristics of deconfined hot QCD medium, comprising light quarks and gluons, created in the Heavy Ion Collisions (HICs). Strong magnetic fields in non-central HICs may…

High Energy Physics - Phenomenology · Physics 2023-10-18 Surasree Mazumder , Vinod Chandra , Santosh K Das

We calculate the transport coefficients, drag and momentum diffusion, of a heavy quark in a thermalized plasma of light quarks in the background of Polyakov loop. Quark thermal mass and the gluon Debye mass are calculated in a non-trivial…

High Energy Physics - Phenomenology · Physics 2019-12-18 Balbeer Singh , Aman Abhishek , Santosh K Das , Hiranmaya Mishra

We report on recent research on the properties of elementary particle matter governed by the strong force at high temperatures, where QCD predicts hadrons to dissolve into the Quark-Gluon Plasma (QGP). After a short introduction to the…

High Energy Physics - Phenomenology · Physics 2008-05-04 R. Rapp , H. van Hees

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

The heavy quark drag and momentum diffusion have been investigated in a hot magnetized quark-gluon plasma, along the directions parallel and perpendicular to the magnetic field. The analysis is done within the framework of Fokker-Planck…

Nuclear Theory · Physics 2019-10-09 Manu Kurian , Santosh K. Das , Vinod Chandra

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

The momentum dependence of the drag coefficient of heavy quarks propagating through quark gluon plasma (QGP) has been evaluated. The results have been used to estimate the nuclear suppression factor of charm and bottom quarks in QGP. We…

Nuclear Theory · Physics 2011-10-10 Surasree Mazumder , Trambak Bhattacharyya , Jan-e Alam , Santosh K Das

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
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