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Related papers: Charm quark evolution in the early stages of heavy…

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We present phenomenological findings on charm quark transport while including its energy loss in both pre-equilibrium and hydrodynamic stages of the evolution. We employed the MARTINI event generator for the production and evolution of…

High Energy Physics - Phenomenology · Physics 2024-09-24 Charles Gale , Sangyong Jeon , Manu Kurian , Björn Schenke , Mayank Singh

We calculate the balance function for charm in relativistic heavy-ion collisions. The distribution of pairs of charm-anticharm quarks produced in hard processes in the early stages of the nucleus-nucleus collision evolves in the dense…

Nuclear Theory · Physics 2024-02-21 Tribhuban Parida , Piotr Bozek , Sandeep Chatterjee

We study open charm flavor observables in Pb+Pb collision at $\sqrt{s_{NN}}= 2.76$ TeV within the MARTINI framework. The space-time expansion of the quark-gluon plasma is described using the hydrodynamical approach-MUSIC with IP-Glasma…

Nuclear Theory · Physics 2023-11-09 Mayank Singh , Manu Kurian , Sangyong Jeon , Charles Gale

We study the transport dynamics of charm quarks within an expanding quark-gluon plasma for Pb+Pb collisions at 2.76 TeV. The analysis incorporates the hydrodynamical approach-MUSIC with fluctuating IP-Glasma initial state and…

High Energy Physics - Phenomenology · Physics 2023-12-25 Manu Kurian , Mayank Singh , Sangyong Jeon , Charles Gale

We study the impact of pre-equilibrium evolution on the charm quark $R_{AA}$ and $v_2$ in Pb+Pb collisions at $\sqrt{s_{NN}}$ = 5.02 TeV. We observe that there is significant diffusion in the pre-equilibrium evolution, but there is no…

Nuclear Theory · Physics 2025-10-01 Manu Kurian , Mayank Singh , Charles Gale , Sangyong Jeon , Björn Schenke

We study charm production in ultra-relativistic heavy-ion collisions by using the Parton-Hadron-String Dynamics (PHSD) transport approach. The initial charm quarks are produced by the PYTHIA event generator tuned to fit the transverse…

Nuclear Theory · Physics 2016-02-17 E. L. Bratkovskaya , T. Song , H. Berrehrah , D. Cabrera , J. M. Torres-Rincon , L. Tolos , W. Cassing

We study the production dynamics of charm quarks in the parton cascade model for relativistic heavy ion collisions at RHIC and LHC energies. The model is eminently suited for a study of the pre-equilibrium dynamics of charm quarks at modest…

Nuclear Theory · Physics 2019-04-19 Dinesh K. Srivastava , Rupa Chatterjee

We investigate the heavy flavor dynamics in the quark-gluon plasma (QGP) medium created in p-Pb collisions at the CERN Large Hadron Collider (LHC). In the (3+1)-dimensional viscous hydrodynamics model describing QGP medium, the dynamics of…

We present a theoretical framework to study open charm production in relativistic heavy-ion collisions. The coupling strength between the charm quarks and the QGP constituents, quantified by the spatial diffusion coefficient $2\pi TD_{s}$,…

High Energy Physics - Phenomenology · Physics 2018-08-01 Shuang Li , Chaowen Wang , Xianbao Yuan , Shengqin Feng

Heavy quarks, i.e. charm and beauty, are sensitive probes of the medium produced in high-energy heavy-ion collisions. They are produced in the early stage of the collision, mainly in hard partonic scattering processes, and are expected to…

High Energy Physics - Experiment · Physics 2019-02-20 Andrea Dubla

Charm and beauty are heavy quarks with observed masses of 1.28 GeV/$\textit{c}^2$ and 4.18 GeV/$\textit{c}^2$ respectively. They are produced in initial hard scattering processes. Due to their small formation time ($\Delta t \sim0.1…

High Energy Physics - Experiment · Physics 2022-08-24 Randhir Singh , Binti Sharma , Renu Bala , Sanjeev Singh Sambyal

We study charm production in Pb+Pb collisions at $\sqrt{s_{\rm NN}}=$2.76 TeV in the Parton-Hadron-String-Dynamics transport approach and the charm dynamics in the partonic and hadronic medium. The charm quarks are produced through initial…

Nuclear Theory · Physics 2016-03-23 Taesoo Song , Hamza Berrehrah , Daniel Cabrera , Wolfgang Cassing , Elena Bratkovskaya

We study the production and dynamics of heavy quarks in the parton cascade model for relativistic heavy ion collisions. The model is motivated by the QCD parton picture and describes the dynamics of an ultra-relativistic heavy-ion collision…

Nuclear Theory · Physics 2018-01-03 Dinesh K. Srivastava , Steffen A. Bass , Rupa Chatterjee

We examine the possibility to utilize in-medium charmonium formation in heavy ion interactions at collider energy as a probe of the properties of the medium. This is possible because the formation process involves recombination of charm…

High Energy Physics - Phenomenology · Physics 2009-11-11 R. L. Thews

The production of heavy quarks (charm and beauty) provides unique insights into the transport properties of the Quark-Gluon Plasma (QGP) in heavy-ion collisions. Experimentally, the nuclear modification factor ${{R}_{\rm AA}}$ and the…

High Energy Physics - Phenomenology · Physics 2020-12-07 Shuang Li , Wei Xiong , Renzhuo Wan

We study the dynamics of charm quarks in the partonic medium and its implication to the di-electron spectra in high energy heavy ion collisions. The charm quarks traversing a thermal medium is simulated by the relativistic Langevin equation…

Nuclear Theory · Physics 2014-05-22 Hao-jie Xu , Xin Dong , Li-juan Ruan , Qun Wang , Zhang-bu Xu , Yi-fei Zhang

We calculate rapidity and transverse momentum distributions of charmonium formed in high energy heavy ion collsions from incoherent recombination of charm quarks. The results are very sensitive to the corresponding distributions of the…

Nuclear Theory · Physics 2009-11-11 R. L. Thews , M. L. Mangano

We present additions to the MARTINI event generator for examining heavy quarks and quarkonia in heavy-ion collisions. All stages of a heavy-ion collision affect the observables associated with heavy quarks: the initial phase space of the…

Nuclear Theory · Physics 2013-05-30 Clint Young , Bjoern Schenke , Sangyong Jeon , Charles Gale

We study the production of heavy quarks, charm at BNL-RHIC ($\sqrt{s}$=200 GeV/nucleon) and CERN-LHC ($\sqrt{s}$=5.5 TeV/nucleon) and bottom at CERN-LHC from heavy ions colliding at relativistic energies. We consider initial fusion of…

Nuclear Theory · Physics 2014-11-21 Mohammed Younus , Dinesh K. Srivastava

We study charm production in ultra-relativistic heavy-ion collisions by using the Parton-Hadron-String Dynamics (PHSD) transport approach. The initial charm quarks are produced by the Pythia event generator tuned to fit the transverse…

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