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Related papers: Initial conditions for RHIC collisions

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Radial and elliptic flow in non-central heavy ion collisions can constrain the effective Equation of State(EoS) of the excited nuclear matter. To this end, a model combining relativistic hydrodynamics and a hadronic transport code(RQMD…

Nuclear Theory · Physics 2013-05-29 D. Teaney , J. Lauret , E. V. Shuryak

We present a fully three-dimensional model providing initial conditions for energy and net-baryon density distributions in heavy ion collisions at arbitrary collision energy. The model includes the dynamical deceleration of participating…

Nuclear Theory · Physics 2018-02-21 Chun Shen , Björn Schenke

A model for energy, pressure and flow velocity distributions at the beginning of relativistic heavy ion collisions is presented, which can be used as initial condition for hydrodynamical calculations. The results show that QGP forms a…

Nuclear Theory · Physics 2007-05-23 V. K. Magas , L. P. Csernai , D. Strottman

Anisotropic flow of hadrons is studied in heavy ion collisions at SPS and RHIC energies within the microscopic quark-gluon string model. The model was found to reproduce correctly many of the flow features, e.g., the wiggle structure of…

High Energy Physics - Phenomenology · Physics 2015-06-25 E. Zabrodin , L. Bravina , C. Fuchs , A. Faessler

Description of relativistic heavy-ion collisions at the energies of RHIC Beam Energy Scan program with fluid dynamic approach poses several challenges, one of which being a complex geometry and a longer duration of the pre-hydrodynamic…

Nuclear Theory · Physics 2021-04-26 Jakub Cimerman , Iurii Karpenko , Boris Tomášik , Barbara Antonina Trzeciak

We study thermodynamic characteristica of ultra-relativistic Au+Au collisions at RHIC energy sqrt(s) = 200 GeV within the framework of a microscopic transport model, namely the quark-gluon string model (QGSM). The temporal evolution of the…

Nuclear Theory · Physics 2009-11-11 J. Bleibel , G. Burau , Amand Faessler , C. Fuchs

It is of fundamental interest to understand the carrier of conserved quantum charges within protons and nuclei at high energy. Preliminary data from isobar collisions at RHIC reveal a scaled net-baryon to net-electric charge ratio…

Nuclear Theory · Physics 2023-12-20 Gregoire Pihan , Akihiko Monnai , Björn Schenke , Chun Shen

In the present work we propose a new initial state model for hydrodynamic simulation of relativistic heavy ion collisions based on Bjorken-like solution applied streak by streak in the transverse plane. Previous fluid dynamical calculations…

Nuclear Theory · Physics 2018-06-13 V. K. Magas , J. Gordillo , D. Strottman , Y. L. Xie , L. P. Csernai

We study the elliptic flow systematically from SIS to RHIC energies in a realistic dynamical cascade model. We compile our results with the recent data from STAR and PHOBOS experiments on elliptic flow of charged particles in Au + Au…

Nuclear Theory · Physics 2007-05-23 P. K. Sahu , N. Otuka , A. Ohnishi

Systematic trend of the hadron freeze-out conditions from AGS/SPS to RHIC is discussed. The most interesting results from collisions at RHIC are that the system is indeed approaching net-baryon free and the transverse expansion is much…

Nuclear Experiment · Physics 2014-11-18 Nu Xu , Masashi Kaneta

Entropy production in the compression stage of heavy ion collisions is discussed within three distinct macroscopic models (i.e. generalized RHTA, geometrical overlap model and three-fluid hydrodynamics). We find that within these models…

Nuclear Theory · Physics 2009-10-31 M. Reiter , A. Dumitru , J. Brachmann , J. A. Maruhn , H. Stöcker , W. Greiner

A hydrodynamic + cascade model of relativistic heavy ion collisions is presented and compared to available hadronic data from the SPS to RHIC. The model consistently reproduces the radial and elliptic flow data for different particles,…

Nuclear Theory · Physics 2021-08-12 D. Teaney , J. Lauret , E. V. Shuryak

For nucleus-nucleus collisions at Relativistic-Heavy-Ion Collider (RHIC) energies we calculate observables in two conceptually transport theories, i.e. the n-body molecular dynamical model RSP and in the Parton-Hadron-String-Dynamics…

High Energy Physics - Phenomenology · Physics 2015-07-09 Rudy Marty , Elena Bratkovskaya , Wolfgang Cassing , Joerg Aichelin

A model for energy, pressure and flow velocity distributions at the beginning of relativistic heavy ion collisions has been developed to be used as initial condition for hydrodynamical calculations. The results show that at the early stages…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. K. Magas , L. P. Csernai , D. D. Strottman

For central heavy ion collisions at the RHIC energy, the entropy per unit rapidity dS/dy at freeze-out is extracted with minimal model dependence from available experimental measurements of particle yields, spectra, and source sizes…

Nuclear Theory · Physics 2015-06-26 Subrata Pal , Scott Pratt

In order to trace the initial interaction in ultra-relativistic heavy ion collision in all azimuthal directions, two azimuthal multiplicity-correlation patterns -- neighboring and fixed-to-arbitrary angular-bin correlation patterns -- are…

Nuclear Theory · Physics 2009-09-17 Meijuan Wang , Lianshou Liu , Yuanfang Wu

We interpret the scaling of the corrected elliptic flow parameter w.r.t. the corrected multiplicity, observed to hold in heavy ion collisions for a wide variety of energies and system sizes. We use dimensional analysis and power-counting…

Nuclear Theory · Physics 2008-11-26 Giorgio Torrieri

The statistical hadronization model has been successful in extracting information at chemical freeze-out in heavy-ion collisions. At RHIC, with a collision energy of $\sqrt{s_{NN}}=200$ GeV, many different ion species have been used for…

Nuclear Theory · Physics 2024-12-11 Feyisola Nana , Jordi Salinas San Martín , Jacquelyn Noronha-Hostler

In the RHIC Beam Energy Scan program, gold nuclei are collided with different collision energies in the range from few to 62.4 GeV. The goals of the program are to explore the onset of QGP creation, locate the critical point of QCD and…

Nuclear Theory · Physics 2021-10-14 Jakub Cimerman , Iurii Karpenko , Boris Tomasik , Barbara Antonina Trzeciak

Collisions of isobar nuclei, those with the same mass number but different structure parameters, provide a new way to probe the initial condition of the heavy ion collisions. Using transport model simulation of $^{96}$Ru+$^{96}$Ru and…

Nuclear Theory · Physics 2024-10-10 Somadutta Bhatta , Chunjian Zhang , Jiangyong Jia