English
Related papers

Related papers: A relativistic parton cascade with radiation

200 papers

We calculate the production of high energy photons from Compton and annihilation processes as well as fragmentation off quarks in the parton cascade model. The multiple scattering of partons is seen to lead to a substantial production of…

Nuclear Theory · Physics 2009-11-07 Steffen A. Bass , Berndt Müller , Dinesh K. Srivastava

The hadronization scheme for parton transport in relativistic heavy ion collisions is considered in detail. It is pointed out that the traditional scheme for particles being freezed out one by one leads to serious problem on unreasonable…

Nuclear Theory · Physics 2009-11-11 Yu Meiling , Du Jiaxin , Liu Lianshou

Extremely large angular orbital momentum can be produced in non-central heavy-ion collisions, leading to a strong transverse polarization of partons that scatter through the quark-gluon plasma (QGP) due to spin-orbital coupling. We develop…

Nuclear Theory · Physics 2023-02-14 Xiaowen Li , Ze-Fang Jiang , Shanshan Cao , Jian Deng

Perturbative QCD-based models of parton production and equilibration in ultrarelativistic heavy ion collisions are reviewed with an emphasis on the treatment of quantum interference effects. Uncertainties in the initial parton production…

High Energy Physics - Phenomenology · Physics 2014-11-17 Xin-Nian Wang

We investigate the thermalization and the chemical equilibration of a parton plasma created from Au+Au collision at LHC and RHIC energies starting from the early moment when the particle momentum distributions in the central region become…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. M. H. Wong

A pQCD-based model for parton production and equilibration in ultrarelativistic heavy-ion collisions is reviewed. The model combines pQCD processes including initial and final state radiations together with string phenomenology for…

High Energy Physics - Phenomenology · Physics 2015-06-25 Xin-Nian Wang

Parton cascade is a microscopic transport approach for the study of the space-time evolution of the Quark-Gluon Plasma produced in relativistic heavy ion collisions and its experimental manifestations. In the following, parton cascade…

Nuclear Theory · Physics 2009-07-22 Bin Zhang

We estimate the production of electromagnetic radiation (real and virtual photons) from the early, pre-equilibrium, stage of relativistic heavy-ion collisions. The parton dynamics are obtained as a solution of the Boltzmann equation in the…

High Energy Physics - Phenomenology · Physics 2021-02-10 Jessica Churchill , Li Yan , Sangyong Jeon , Charles Gale

A radiative transport model is used to study kinetic equilibration during the early stage of a relativistic heavy ion collision. The parton system is found to be able to overcome expansion and move toward thermalization via parton…

Nuclear Theory · Physics 2010-03-04 Bin Zhang

We consider the evolution of a parton plasma created in Au+Au collisions at LHC and at RHIC energies. Using Boltzmann equation, relaxation time approximation and perturbative QCD, we show the physics of both thermal and chemical…

Nuclear Theory · Physics 2007-05-23 S. M. H. Wong

We evaluate the strangeness production from equilibrating and transversely expanding quark gluon plasma which may be created in the wake of relativistic heavy ion collisions. We consider boost invariant longitudinal and cylindrically…

Nuclear Theory · Physics 2009-11-07 Dipali Pal , Abhijit Sen , Munshi G. Mustafa , Dinesh K. Srivastava

Using the information current, we develop a Lorentz-covariant framework for modeling equilibrium fluctuations in relativistic kinetic theory in the grand-canonical ensemble. The resulting stochastic theory is proven to be causal and…

Nuclear Theory · Physics 2024-07-24 Gabriel Soares Rocha , Lorenzo Gavassino , Nicki Mullins

We present a new cascade-type microscopic simulation of nucleus-nucleus collisions at RHIC energies. The basic elements are partons (quarks and gluons) moving in 8N-dimensional phase space according to Poincare-covariant dynamics. The…

High Energy Physics - Phenomenology · Physics 2019-08-17 V. Börchers , J. Meyer , St. Gieseke , G. Martens , C. C. Noack

The full space-time evolution of gluons, light and heavy quarks in ultra-relativistic heavy-ion collisions is studied within the partonic transport model Boltzmann Approach to MultiParton Scatterings (BAMPS). We discuss for light and heavy…

High Energy Physics - Phenomenology · Physics 2015-06-17 Jan Uphoff , Oliver Fochler , Zhe Xu , Carsten Greiner

In the past decade the observation of cross section modification for leading hadrons, heavy flavor and two particle correlations in heavy ion collisions has provided important insights into the dynamics of parton propagation in dense…

High Energy Physics - Phenomenology · Physics 2015-06-23 Ivan Vitev

Evolution of anisotropy in momentum and coordinate space of the parton system produced in relativistic heavy-ion collisions is discussed within the free-streaming approximation. The momentum distribution evolves from the prolate shape -…

Nuclear Theory · Physics 2008-11-26 Weronika Jas , Stanislaw Mrowczynski

The quark gluon plasma produced in ultra-relativistic heavy-ion collisions exhibits remarkable features. It behaves like a nearly perfect liquid with a small shear viscosity to entropy density ratio and leads to the quenching of highly…

High Energy Physics - Phenomenology · Physics 2015-03-25 Jan Uphoff , Oliver Fochler , Florian Senzel , Christian Wesp , Zhe Xu , Carsten Greiner

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

The quark-gluon plasma, possibly created in ultrarelativistic heavy-ion collisions, is a strongly interacting many-body parton system. By comparison with strongly coupled electromagnetic plasmas (classical and non-relativistic) it is…

High Energy Physics - Phenomenology · Physics 2016-09-06 Markus H. Thoma

Multiple interactions of quarks and gluons in high-energy heavy-ion collisions may give rise to interesting phemomena of color charges propagating in high-density QCD matter. We study the dynamics of multi-parton systems produced in…

Nuclear Theory · Physics 2009-10-31 Dinesh K. Srivastava , Klaus Geiger