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相关论文: Statistical Model Predictions for Particle Ratios …

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The systematics of Statistical Model parameters extracted from heavy-ion collisions at lower energies are exploited to extrapolate in the LHC regime. Predictions of various particle ratios are presented and particle production in central…

高能物理 - 唯象学 · 物理学 2009-11-11 I. Kraus , J. Cleymans , H. Oeschler , K. Redlich , S. Wheaton

Particle production in p+p and central Pb+Pb collisions at LHC is discussed in the context of the statistical thermal model. For heavy-ion collisions, predictions of various particle ratios are presented. The sensitivity of several ratios…

高能物理 - 唯象学 · 物理学 2009-09-30 I. Kraus , J. Cleymans , H. Oeschler , K. Redlich , S Wheaton

Predictions for particle production at LHC are discussed in the context of the statistical model. Moreover, the capability of particle ratios to determine the freeze-out point experimentally is studied, and the best suited ratios are…

高能物理 - 唯象学 · 物理学 2007-07-10 I Kraus , J Cleymans , H Oeschler , K Redlich , S Wheaton

The particle production and their ratios for $\pi$, $K$, $p$, and $\Lambda$ are studied in Pb + Pb collisions at $\sqrt{s_{NN}}$ = 2.76 TeV based on a blast-wave model with thermal equilibrium mechanism. The transverse momentum spectra of…

核理论 · 物理学 2014-04-02 S. Zhang , L. X. Han , Y. G. Ma , J. H. Chen , C. Zhong

The grand-canonical version of the thermal model is used to analyze the ratios of particle abundances measured in ultra-relativistic heavy-ion collisions. Exactly the same model is applied to study the heavy-ion reactions at BNL AGS, CERN…

核理论 · 物理学 2007-05-23 Mariusz Michalec

An alternative, to the commonly used blast-wave, model describing the freeze-out hypersurface is applied to fit the $p_{T}$-spectra of identified hadrons measured at relativistic heavy-ion collisions at $\sqrt{s_{NN}}=62.4, 130$ and 200…

核理论 · 物理学 2014-11-18 Dariusz Prorok

We analyze the experimental hadron yield ratios for central nucleus-nucleus collisions in terms of thermal model calculations over a broad energy range, $\sqrt{s_{NN}}$=2.7-200 GeV. The fits of the experimental data with the model…

核理论 · 物理学 2008-11-26 A. Andronic , P. Braun-Munzinger , J. Stachel

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…

高能物理 - 唯象学 · 物理学 2009-11-11 F. Becattini , J. Manninen , M. Gazdzicki

This Letter presents the most precise measurement to date of the matter-antimatter imbalance at midrapidity in Pb-Pb collisions at a center-of-mass energy per nucleon pair $\sqrt{s_{\rm NN}} = 5.02$ TeV. Using the Statistical Hadronization…

核实验 · 物理学 2024-10-02 ALICE Collaboration

A thermal-model analysis of particle production of p-p collisions at sqrt(s) = 17 GeV using the latest available data is presented. The sensitivity of model parameters on data selections and model assumptions is studied. The system-size…

高能物理 - 唯象学 · 物理学 2014-11-20 I. Kraus , J. Cleymans , H. Oeschler , K. Redlich

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…

高能物理 - 唯象学 · 物理学 2015-11-18 Inam-ul Bashir , Saeed Uddin

We present an analysis of particle production yields measured in central Au-Au collisions at RHIC in the framework of the statistical thermal model. We demonstrate that the model extrapolated from previous analyses at SPS and AGS energy is…

高能物理 - 唯象学 · 物理学 2009-11-07 P. Braun-Munzinger , D. Magestro , K. Redlich , J. Stachel

One of the most remarkable results to emerge from heavy-ion collisions over the past two decades is the striking regularity shown by particle yields at all energies. This has led to several very successful proposals describing particle…

高能物理 - 唯象学 · 物理学 2011-05-05 J. Cleymans , H. Oeschler , K. Redlich , S. Wheaton

The thermal model of particle production is used to analyze the particle ratios and the p_T spectra measured recently at RHIC. Our fit of the particle ratios yields the temperature at the chemical freeze-out T_chem = 165 +- 7 MeV with the…

核理论 · 物理学 2011-07-19 Wojciech Florkowski , Wojciech Broniowski , Mariusz Michalec

The transverse momentum spectra of identified particles at midrapidity in Pb + Pb collisions at Root(sNN) = 2.76 TeV have been studied as a function of collision centrality by using a unified statistical thermal freeze-out model. The…

高能物理 - 唯象学 · 物理学 2015-10-28 Saeed Uddin , Inam-ul Bashir , Riyaz Ahmed Bhat

We present predictions of the thermal model for hadron ratios in central Pb+Pb collisions at LHC.

核理论 · 物理学 2007-07-30 A. Andronic , P. Braun-Munzinger , J. Stachel

We present an analysis of hadronic multiplicities measured in Pb-Pb collisions at \sqrt s_{NN} = 2.76 TeV as a function of the collision centrality within the statistical hadronization model. Evidence is found of a dependence of the…

核理论 · 物理学 2014-11-19 F. Becattini , M. Bleicher , E. Grossi , J. Steinheimer , R. Stock

We briefly review the predictions of the thermal model for hadron production in comparison to latest data from RHIC and extrapolate the calculations to LHC energy. Our main emphasis is to confront the model predictions with the recently…

核理论 · 物理学 2015-06-11 A. Andronic , P. Braun-Munzinger , K. Redlich , J. Stachel

In this Letter we report the first results on $\pi^\pm$, K$^\pm$, p and $\mathrm {p\overline{p}}$ production at mid-rapidity ($\left|y\right|<0.5$) in central Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 2.76 TeV, measured by the ALICE…

高能物理 - 实验 · 物理学 2016-09-13 ALICE Collaboration

The baryon chemical potential $\mu_B$ is a fundamental parameter for the statistical mechanical description of particle production in heavy-ion collisions: its value encodes the average net baryon content of the fireball at chemical…

核实验 · 物理学 2023-01-27 Mario Ciacco
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