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Related papers: SMASH -- A new hadronic transport approach

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The evolution of a relativistic heavy-ion collision is typically understood as a process that transmutes the initial geometry of the system into the final momentum distribution of observed hadrons, which can be described via a cumulant…

Nuclear Theory · Physics 2021-02-03 Jefferson Sousa , Jorge Noronha , Matthew Luzum

We present an in-depth investigation of heavy-ion fusion dynamics using a six-dimensional Langevin framework that enables unrestricted motion of the asymmetry parameter. The stochastic formalism naturally incorporates friction effects and…

Nuclear Theory · Physics 2025-02-07 Yannen Jaganathen , Michał Kowal , Krzysztof Pomorski

Elastic and radiative heavy quark interactions with light partons are studied with the partonic transport description BAMPS (Boltzmann Approach to MultiParton Scatterings). After calculating the cross section of radiative processes for…

High Energy Physics - Phenomenology · Physics 2015-10-28 Jan Uphoff , Oliver Fochler , Zhe Xu , Carsten Greiner

In this paper, we discuss the matching of the holographic equation of state with the equation of Hadron Resonance Gas for studying the nuclear matter properties within the framework of relativistic heavy-ion collisions. Machine learning…

Nuclear Theory · Physics 2025-11-03 A. V. Anufriev , V. N. Kovalenko

Transport and Langevin equations are employed to study hadronic medium effects on charmonium elliptic flows in heavy-ion collisions. In Pb-Pb collisions, the anisotropic energy density of the quark-gluon plasma (QGP) in the transverse plane…

Nuclear Theory · Physics 2021-06-28 Baoyi Chen , Liu Jiang , Yunpeng Liu

The transport coefficient of shear viscosity is studied for a hadron matter through microscopic transport model, the Ultra--relativistic Quantum Molecular Dynamics (UrQMD), using the Green--Kubo formulas. Molecular--dynamical simulations…

Nuclear Theory · Physics 2009-11-10 Azwinndini Muronga

We analyze dilepton emission from hot and dense matter using a hybrid approach based on the Ultrarelativistic Quantum Molecular Dynamics (UrQMD) transport model with an intermediate hydrodynamic stage for the description of heavy-ion…

Nuclear Theory · Physics 2011-08-08 E. Santini , J. Steinheimer , M. Bleicher , S. Schramm

A microscopic approach has been employed to study the kaon and $\Lambda$ productions in heavy ion collisions. The productions of $K^+$ and $\Lambda$ have been studied within the framework of Boltzmann transport equation for various beam…

Nuclear Theory · Physics 2015-03-17 Jajati K. Nayak , Sarmistha Banik , Jan-e Alam

The production of low mass dileptons and soft photons from thermalized Quark Gluon Plasma (QGP) and hadronic matter in relativistic heavy ion collisions is evaluated. A boost invariant longitudinal and cylindrically symmetric transverse…

Nuclear Theory · Physics 2016-09-08 Dipali Pal , Pradip Kumar Roy , Sourav Sarkar , Dinesh Kumar Srivastava , Bikash Sinha

Dilepton production in In+In collisions at 158 AGeV is studied within the microscopic parton-hadron-string dynamics (PHSD) transport approach that incorporates explicit partonic degrees-of-freedom, dynamical hadronization as well as the…

Nuclear Theory · Physics 2015-05-28 O. Linnyk , E. L. Bratkovskaya , V. Ozvenchuk , W. Cassing , C. M. Ko

We calculate diffusion and hadronization of heavy quarks in high-energy heavy-ion collisions implementing the notion of a strongly coupled quark-gluon plasma in both micro- and macroscopic components. The diffusion process is simulated…

Nuclear Theory · Physics 2013-05-30 Min He , Rainer J. Fries , Ralf Rapp

We develop a new dynamical model for high energy heavy-ion collisions in the beam energy region of the highest net-baryon densities on the basis of non-equilibrium microscopic transport model JAM and macroscopic 3+1D hydrodynamics by…

The implications of parton recombination processes on the dynamics of ultrarelativistic heavy-ion reactions are investigated. To do so, the quark-gluon string transport model has been extended for partonic recombination and fusion…

Nuclear Theory · Physics 2008-11-26 J. Bleibel , G. Burau , Amand Faessler , C. Fuchs

The production of low mass dileptons and soft photons from thermalized Quark Gluon Plasma (QGP) and hadronic matter in relativistic heavy ion collisions is evaluated. A boost invariant longitudinal and cylindrically symmetric transverse…

Nuclear Theory · Physics 2007-05-23 Pradip K. Roy

The properties of strong-interaction matter are probed in ultra-relativistic heavy-ion collisions. In the context of measurements of the elliptic flow at RHIC and the LHC the shear viscosity is of particular interest. In this presentation…

High Energy Physics - Phenomenology · Physics 2015-06-03 J. Wambach , K. Heckmann , M. Buballa

We present a detailed microscopic study of quasi-ballistic transport in deep submicron semiconductor channels. In particular, we study the crossover between the diffusive and ballistic regimes of transport and identify signatures in the…

Materials Science · Physics 2007-05-23 Dan Csontos , Sergio E. Ulloa

Heavy quarks are a unique probe to study the medium produced in ultra-relativistic heavy ion collisions. Within the partonic transport model Boltzmann approach to multi-parton scatterings (BAMPS) the production, energy loss and elliptic…

High Energy Physics - Phenomenology · Physics 2012-04-20 Jan Uphoff , Oliver Fochler , Zhe Xu , Carsten Greiner

To describe momentum isotropization of gluon matter produced in ultrarelativistic heavy-ion collisions, the transport rate of gluon drift and the transport collision rates of elastic ($gg \leftrightarrow gg$) as well as inelastic ($gg…

High Energy Physics - Phenomenology · Physics 2008-11-26 Zhe Xu , Carsten Greiner

We study J/psi dissociation processes in hadronic environments. The validity of a thermal meson gas ansatz is tested by confronting it with an alternative, nonequilibrium scenario. Heavy ion collisions are simulated in the framework of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 C. Spieles , R. Vogt , L. Gerland , S. A. Bass , M. Bleicher , H. Stoecker , W. Greiner

Within an advanced Langevin-hydrodynamics framework coupled to a hybrid fragmentation-coalescence hadronization model, we study heavy flavor quenching and flow in relativistic heavy-ion collisions. We investigate how the initial heavy quark…

Nuclear Theory · Physics 2020-10-27 Shu-Qing Li , Wen-Jing Xing , Feng-Lei Liu , Shanshan Cao , Guang-You Qin