English
Related papers

Related papers: Exploring high-density baryonic matter: Maximum fr…

200 papers

Recent results for moments of multiplicity distributions of net-protons and net-electric charge from the STAR collaboration are compared to lattice QCD results for higher order fluctuations of baryon number and electric charge by the…

High Energy Physics - Lattice · Physics 2014-08-06 S. Borsanyi , Z. Fodor , S. D. Katz , S. Krieg , C. Ratti , K. K. Szabo

The chemical freeze-out of hadrons created in the high energy nuclear collisions is studied within the realistic version of the hadron resonance gas model. The chemical non-equilibrium of strange particles is accounted via the usual…

High Energy Physics - Phenomenology · Physics 2014-11-21 V. V. Sagun , D. R. Oliinychenko , K. A. Bugaev , J. Cleymans , A. I. Ivanytskyi , I. N. Mishustin , E. G. Nikonov

It is demonstrated that there exists a direct correlation between chemical freeze-out point and the softest point of the equation of state where the pressure divided by the energy density, $p(\epsilon)/\epsilon$, has a minimum. A dynamical…

Nuclear Theory · Physics 2008-11-26 V. D. Toneev , J. Cleymans , E. G. Nikonov , K. Redlich , A. A. Shanenko , .

We present a determination of chemical freeze-out conditions in heavy ion collisions based on ratios of cumulants of net electric charge fluctuations. These ratios can reliably be calculated in lattice QCD for a wide range of chemical…

High Energy Physics - Lattice · Physics 2012-11-27 A. Bazavov , H. -T. Ding , P. Hegde , O. Kaczmarek , F. Karsch , E. Laermann , Swagato Mukherjee , P. Petreczky , C. Schmidt , D. Smith , W. Soeldner , M. Wagner

We calculate the mean and variance of net-baryon number and net-electric charge distributions from Quantum Chromodynamics (QCD) using a next-to-leading order Taylor expansion in terms of temperature and chemical potentials. We compare these…

The rapidity densities in Au-Au collisions at center-of-mass energies 200 and 130 A GeV measured at Relativistic Heavy-Ion Collider by STAR and PHENIX collaborations are analyzed within the statistical hadronization model at chemical…

Nuclear Theory · Physics 2008-11-26 Jaakko Manninen

The Hadron Resonance Gas Model with two chemical freeze-outs, connected by conservation laws is considered. We are arguing that the chemical freeze-out of strange hadrons should occur earlier than the chemical freeze-out of non-strange…

High Energy Physics - Phenomenology · Physics 2014-11-21 D. R. Oliinychenko , V. V. Sagun , A. I. Ivanytskyi , K. A. Bugaev

We have attempted to describe the rapidity and transverse momentum spectra, simultaneously, of the hadrons produced in the Ultra-relativistic Nuclear Collisions. This we have tried to achieve in a single statistical thermal freeze-out model…

High Energy Physics - Phenomenology · Physics 2015-05-20 Saeed Uddin , Jan Shabir Ahmad , Waseem Bashir , Riyaz Ahmad Bhat

This work investigates the thermo-chemical freeze-out condition of the multi-component hot and dense hadron resonance gas (HRG) formed in the ultra-relativistic nucleus-nucleus collisions (URNNC). The van der Waals (VDW) type model used in…

High Energy Physics - Phenomenology · Physics 2024-12-16 Iqbal Mohi Ud Din , Sameer Ahmad Mir , Nasir Ahmad Rather , Saeed Uddin , Rameez Ahmad Parra

We estimate the chemical freeze-out of light nuclear clusters for NICA energies of above 2 A GeV. On the one hand we use results from the low energy domain of about 35 A MeV, where medium effects have been shown to be important to explain…

Nuclear Theory · Physics 2024-11-28 G. Roepke , D. Blaschke , Yu. B. Ivanov , Iu. Karpenko , O. V. Rogachevsky , H. H. Wolter

The space-time structure of the multipion system created in central relativistic heavy-ion collisions is investigated. Using the microscopic transport model UrQMD we determine the freeze-out hypersurface from equation on pion density…

Nuclear Theory · Physics 2013-01-29 D. Anchishkin , V. Vovchenko , L. P. Csernai

Fluctuations of conserved charges provide a link between high quality theoretical results and precision measurements of heavy ion collisions. We compare results for ratios of the lowest order baryon number susceptibilities from functional…

High Energy Physics - Phenomenology · Physics 2026-03-11 Yi Lu , Christian S. Fischer , Fei Gao , Yu-xin Liu , Jan M. Pawlowski

We study the identified particle ratios produced at mid-rapidity in heavy ion collisions, along with their correlations with the collision energy. We employ our earlier proposed Unified Statistical Thermal Freeze-out Model (USTFM), which…

High Energy Physics - Phenomenology · Physics 2015-11-18 Inam-ul Bashir , Saeed Uddin

The baryon and energy densities attained in fragmentation regions in central Au+Au collisions in the energy range of the Beam Energy Scan (BES) program at the Relativistic Heavy-Ion Collider (RHIC) are estimated within the model of the…

Nuclear Theory · Physics 2018-07-25 Yu. B. Ivanov , A. A. Soldatov

In hydrodynamical modeling of ultrarelativistic heavy-ion collisions, the freeze-out is typically assumed to take place at a surface of constant temperature or energy density. A more physical approach is to assume that freeze-out takes…

Nuclear Theory · Physics 2017-05-24 Saeed Ahmad , Hannu Holopainen , Pasi Huovinen

The freezeout conditions in proton-proton collisions at $\sqrt{s_{\textrm{NN}}}= 200$, $900$ and $7000$ GeV have been extracted by fits to the mean hadron yields at mid-rapidity within the framework of the statistical model of an ideal gas…

Nuclear Theory · Physics 2017-01-26 Sabita Das , Debadeepti Mishra , Sandeep Chatterjee , Bedangadas Mohanty

We use the McLerran-Venugopalan model of the glasma energy-momentum tensor to compute the rapidity loss and excitation energy of the colliding nuclei in the fragmentation regions followed by a space-time picture to obtain their energy and…

Nuclear Theory · Physics 2017-03-08 Joseph Kapusta , Ming Li

We present a detailed study of chemical freeze-out in p-p, C-C, Si-Si and Pb-Pb collisions at beam momenta of 158A GeV as well as Pb-Pb collisions at beam momenta of 20A, 30A, 40A and 80A GeV. By analyzing hadronic multiplicities within the…

High Energy Physics - Phenomenology · Physics 2009-11-11 F. Becattini , J. Manninen , M. Gazdzicki

We evaluate charge diffusion constant of dense and hot hadronic matter based on the molecular dynamical method by using a hadronic collision generator which describes nuclear collisions at energies 10 < E < 100 GeV/A and satisfies detailed…

High Energy Physics - Phenomenology · Physics 2010-12-17 N. Sasaki , O. Miyamura , S. Muroya , C. Nonaka

The chemical freeze-out curve in heavy-ion collisions is investigated in the context of a quantum chromodynamics (QCD) critical point (CP) search at finite baryon densities. Taking the hadron resonance gas picture at face value, chemical…

Nuclear Theory · Physics 2025-05-08 Artemiy Lysenko , Mark I. Gorenstein , Roman Poberezhniuk , Volodymyr Vovchenko