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An interesting method of obtaining equation of state for nuclear matter, from a density dependent M3Y interaction, by minimizing the energy per nucleon is described. The density dependence parameters of the interaction are obtained by…

Nuclear Theory · Physics 2007-05-23 D. N. Basu

A mean field calculation for obtaining the equation of state (EOS) for symmetric nuclear matter from a density dependent M3Y interaction supplemented by a zero-range potential is described. The energy per nucleon is minimized to obtain the…

Nuclear Theory · Physics 2007-05-23 D. N. Basu , P. Roy Chowdhury , C. Samanta

We present a detailed study of chemical freeze-out in nucleus-nucleus collisions at beam energies of 11.6, 30, 40, 80 and 158A GeV. By analyzing hadronic multiplicities within the statistical hadronization approach, we have studied the…

Nuclear Theory · Physics 2009-11-10 Jaakko Manninen , Francesco Becattini , Antti Keranen , Marek Gazdzicki , Reinhard Stock

In this work, we extract the QCD Equation of State (EoS) using experimental results of the $\phi$ meson produced in nuclear collisions at AGS, SPS and RHIC energies. The data are confronted to simple thermodynamic expectations and lattice…

High Energy Physics - Phenomenology · Physics 2010-01-07 Raghunath Sahoo , Tapan K. Nayak , Jan-e Alam , Sonia Kabana , Basanta K. Nandi , Durga P. Mahapatra

We discuss a hybrid equation of state (EoS) that fulfills constraints for mass-radius relationships and cooling of compact stars. The quark matter EoS is obtained from a Polyakov-loop Nambu--Jona-Lasinio (PNJL) model with color…

High Energy Physics - Phenomenology · Physics 2010-04-27 D. B. Blaschke , F. Sandin , V. V. Skokov , S. Typel

We study equilibrium as well as dynamical properties of the finite-size fully connected Ising model with a transverse field at the zero temperature. In relation to the equilibrium, we present approximate ground and first excited states that…

Statistical Mechanics · Physics 2021-08-06 Arun Sehrawat , Chirag Srivastava , Ujjwal Sen

We simulate the central reactions of nearly symmetric, and asymmetric systems, for the energies at which the maximum production of IMFs occurs (E$_{c.m.}^{peak}$).This study is carried out by using hard EOS along with cugnon cross section…

Nuclear Theory · Physics 2011-07-13 Aman D. Sood , Sukhjit Kaur

The particle yields and particle number ratios in Pb+Pb collisions at the LHC energy $\sqrt{s_{NN}}=2.76$ TeV are described within the integrated hydrokinetic model (iHKM) at the two different equations of state (EoS) for the quark-gluon…

High Energy Physics - Phenomenology · Physics 2018-07-03 Yu. M. Sinyukov , V. M. Shapoval

Ratios of hadronic abundances are analyzed for pp and nucleus-nucleus collisions at sqrt(s)=20 GeV using the microscopic transport model UrQMD. Secondary interactions significantly change the primordial hadronic cocktail of the system. A…

In high energy nuclear collisions, production rates of light nuclei agree with the predictions of an ideal gas at a temperature $T=155 \pm 10$ MeV. In an equilibrium hadronic medium of this temperature, light nuclei cannot survive. In this…

High Energy Physics - Phenomenology · Physics 2019-11-14 P. Castorina , H. Satz

The UrQMD model with a density dependent equation of state, including a first-order phase transition, is used to study the time dependence of baryon number and proton number susceptibilities up to third order in heavy ion reactions of…

High Energy Physics - Phenomenology · Physics 2025-06-13 Thiranat Bumnedpan , Jan Steinheimer , Tom Reichert , Christoph Herold , Ayut Limphirat , Marcus Bleicher

The systematic uncertainties of chemical freeze-out fits at SIS100 energies (Au+Au reactions at $\sqrt{s_{NN}}=3-5$ GeV) are studied using UrQMD simulations. Although hadron production in UrQMD does not occur on a sharp chemical freeze-out…

Lattice data for the QCD equation of state and the baryon susceptibility near the crossover phase transition (at zero baryon density) are used to determine the input parameters of a 5-dimensional Einstein-Maxwell-Dilaton holographic model…

High Energy Physics - Theory · Physics 2016-04-19 Romulo Rougemont , Andrej Ficnar , Stefano Finazzo , Jorge Noronha

We analyze the time evolution of the kinetic properties of nuclear matter produced in heavy-ion collisions at Fermi energies. The collision system is simulated using Constrained Molecular Dynamics (CoMD) transport calculations whose output…

Nuclear Theory · Physics 2023-11-01 Thomas Onyango , Aldo Bonasera , Ralf Rapp

This article reviews several important results from RHIC experiments and discusses their implications. They were obtained in a unique environment for studying QCD matter at temperatures and densities that exceed the limits wherein hadrons…

Nuclear Experiment · Physics 2016-04-01 Rachid Nouicer

The elliptic flow for $Z\le2$ particles in heavy ion collisions at energies from several tens to several hundreds MeV per nucleon is investigated by means of transport model,i.e. a new version of the Improved Quantum Molecular Dynamics…

Nuclear Theory · Physics 2009-11-11 Yingxun Zhang , Zhuxia Li

The equation of state (EoS) of strongly interacting matter at finite temperature and chemical potentials (baryon, charge, and strangeness) is a crucial input for hydrodynamic simulations of relativistic heavy-ion collisions. We construct a…

Nuclear Theory · Physics 2026-04-27 Fu-Peng Li , Long-Gang Pang , Guang-You Qin

High-energy partons lose energy while propagating through the hot, strongly interacting medium produced in ultrarelativistic nucleus-nucleus collisions, leading to a suppression of particle production at high transverse momentum…

Nuclear Experiment · Physics 2026-02-27 CMS Collaboration

Simulations of relativistic heavy-ion collisions within the three-fluid model employing a purely hadronic equation of state (EoS) and two versions of the EoS involving deconfinement transition are presented. The latter are an EoS with the…

Nuclear Theory · Physics 2014-01-23 Yu. B. Ivanov

We explore the formation and relaxation of so-called quasi-stationary states (QSS) for particle distributions in three dimensions interacting via an attractive radial pair potential $V(r \rightarrow \infty) \sim 1/r^\gamma$ with $\gamma >…

Statistical Mechanics · Physics 2017-09-13 Bruno Marcos , Andrea Gabrielli , Michael Joyce