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Related papers: Particle ratios at SPS, AGS and SIS

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Results on the pion freeze-out phase-space density in sulphur-nucleus, Pb-Pb and pion-proton collisions at CERN-SPS are presented. All heavy-ion reactions are consistent with the thermal Bose-Einstein distrtibution f=1/(exp(E/T)-1) at T~120…

High Energy Physics - Phenomenology · Physics 2015-06-25 Daniel Ferenc , Boris Tomasik , Ulrich Heinz

The production and propagation of mesons ($\pi, \eta, \rho, \omega, \Phi, K, \bar{K}, J/\Psi$) in proton-nucleus and nucleus-nucleus collisions from 1 - 200 GeV/u is studied within the covariant transport approach HSD, which explicitly…

Nuclear Theory · Physics 2007-05-23 W. Cassing

The experimental data on hadron yields and ratios in central lead-lead and gold-gold collisions at 158 AGeV/$c$ (SPS) and $\sqrt{s} = 130$ AGeV (RHIC), respectively, are analysed within a two-source statistical model of an ideal hadron gas.…

Nuclear Theory · Physics 2009-11-07 Zhong-Dao Lu , Amand Faesler , C. Fuchs , E. E. Zabrodin

Breakup temperatures in central collisions of 197Au + 197Au at bombarding energies E/A = 50 to 200 MeV were determined with two methods. Isotope temperatures, deduced from double ratios of hydrogen, helium, and lithium isotopic yields,…

Nuclear Experiment · Physics 2009-10-31 Volker Serfling , ALADIN collaboration

We perform a systematic thermal analysis of identified hadron yields measured by the ALICE Collaboration in proton-proton collisions at $\sqrt{s}=7$ TeV across charged-particle multiplicity classes within the statistical hadronization model…

High Energy Physics - Phenomenology · Physics 2026-04-07 R. C. Baral

The WA98 experiment at the CERN SPS measures Pb+Pb Collisions at 158 AGeV. The scaling properties of the charged particle multiplicity at midrapidity with the number of participants are studied using the SPMD and the MIRAC detector. Neutral…

Nuclear Experiment · Physics 2007-05-23 WA98 Collaboration , H. Schlagheck

The pseudorapidity densities of transverse energy, the charged particle multiplicity and their ratios, $E_T/N_{ch}$, are estimated at mid-rapidity, in a statistical-thermal model based on chemical freeze-out criteria, for a wide range of…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. Cleymans , R. Sahoo , D. P. Mahapatra , D K Srivastava , S. Wheaton

The symmetry energy coefficients, incompressibility, and single-particle and isovector potentials of clusterized dilute nuclear matter are calculated at different temperatures employing the $S$-matrix approach to the evaluation of the…

Nuclear Theory · Physics 2009-09-29 S. K. Samaddar , J. N. De , X. Vinas , M. Centelles

We consider the chemical freeze-out of $\Xi$, $\overline\Xi$ and $\phi$ multistrange hadrons within a Statistical Hadronization Model inspired approach. We study particle yields across a wide range of reaction energy and centrality from…

High Energy Physics - Phenomenology · Physics 2014-11-20 Michal Petran , Johann Rafelski

We further investigate the applicability of our previously suggested quantum-mechanically correlated statistical hadron gas model (HRG) to the ideal hadron resonance gas model (IHRG), which is inspired by a Beth-Uhlenbeck corrected form of…

High Energy Physics - Phenomenology · Physics 2024-08-29 Mahmoud Hanafy , Abdel Nasser Tawfik , Muhammad Maher

The most abundantly produced hadron species in $Si\!-\!Au$ collisions at the BNL-AGS (nucleons, pions, kaons, antikaons and hyperons) are shown to be in accord with emission from a thermal resonance gas source of temperature $T\simeq 110$…

Nuclear Theory · Physics 2007-05-23 J. Cleymans , D. Elliott , H. Satz , R. L. Thews

Symmetry energy, temperature and density at the time of the intermediate mass fragment formation are determined in a self-consistent manner, using the experimentally reconstructed primary hot isotope yields and anti-symmetrized molecular…

One of the most surprising results is to find that a consistent description of all the experimental results on particle multiplicities and particle ratios obtained from the lowest AGS to the highest RHIC energies is possible within the…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Mishra , C. P. Singh

We study soft hadron production in relativistic heavy ion collisions in a wide range of reaction energy, 4.8 GeV <sqrt{s_ NN}<200 GeV, and make predictions about yields of particles using the statistical hadronization model. In fits to…

Nuclear Theory · Physics 2008-11-26 Jean Letessier , Johann Rafelski

We present new results on production of 3He and t obtained by the NA49 experiment in 20A, 30A, 40A and 80A GeV central Pb+Pb collisions at the CERN SPS. Transverse mass spectra and rapidity distributions for clusters measured over a large…

Nuclear Experiment · Physics 2019-08-14 V. I. Kolesnikov

A detailed analysis of transverse momentum spectra of several identified hadrons in high energy collisions within the canonical framework of the statistical model of hadronisation is performed. The study of particle momentum spectra…

High Energy Physics - Phenomenology · Physics 2011-09-13 F. Becattini , G. Passaleva

Quick chemical equilibration times of hadrons within a hadron gas are explained dynamically using Hagedorn states, which drive particles into equilibrium close to the critical temperature. Within this scheme master equations are employed…

Nuclear Theory · Physics 2014-10-29 J. Noronha-Hostler , Carsten Greiner , Igor Shovkovy

Plastic scintillators have become increasingly important in particle physics for time-of-flight and calorimetry measurements. Their light yield and the possibility of customizing their geometry make them also attractive for the construction…

Instrumentation and Detectors · Physics 2023-05-29 M. Biassoni , A. Caminata , S. Caprioli , A. Celentano , S. Davini , A. Marini , G. Sobrero

We interpret hadronic particle abundances produced in S--Au/W/Pb 200 A GeV reactions in terms of the final state hadronic phase space model and determine by a data fit of the chemical hadron freeze-out parameters. Allowing for the flavor…

High Energy Physics - Phenomenology · Physics 2009-10-31 Jean Letessier , Johann Rafelski

The $K^-/K^+$ ratio produced in heavy-ion collisions at GSI energies is studied. The in-medium properties at finite temperature of the hadrons involved are included, paying a special attention to the in-medium properties of antikaons. Using…

Nuclear Theory · Physics 2009-11-10 Laura Tolós , Artur Polls , Angels Ramos , Jürgen Schaffner-Bielich