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Related papers: Tsallis Statistics in High Energy Physics: Chemica…

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Although partition temperature derived using the Darwin-Fowler method is exact for simple scenarios, the derivation for complex systems might reside on specific approximations whose viability is not ensured if the thermodynamic limit is not…

Nuclear Theory · Physics 2023-11-09 Wei-Liang Qian , Kai Lin , Rui-Hong Yue , Yogiro Hama , Takeshi Kodama

The rapidity dependence of the chemical freeze-out thermal parameters $T$ and $\mu_B$ are determined at the highest RHIC and SPS energies. These show a systematic behavior towards an increase in $\mu_B$ away from mid-rapidity and a…

High Energy Physics - Phenomenology · Physics 2009-04-14 F. Becattini , J. Cleymans , J. Strumpfer

The transverse momentum (mass) spectra of the multi-strange and non-multi-strange (i.e. other identified) particles in central gold-gold (Au-Au), lead-lead (Pb-Pb), argon-muriate (Ar-KCl) and nickel-nickel (Ni-Ni) collisions over a wide…

High Energy Physics - Phenomenology · Physics 2020-07-27 Muhammad Waqas , Fu-Hu Liu , Rui-Qin Wang , Irfan Siddique

The study of higher-order moments of a distribution and its cumulants constitute a sensitive tool to investigate the correlations between the particle produced in high energy interactions. In our previous work we have used the Tsallis $q$…

High Energy Physics - Phenomenology · Physics 2020-07-02 S. Sharma , G. Chaudhary , K. Sandeep , A. Singla , M. Kaur

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…

High Energy Physics - Phenomenology · Physics 2011-05-05 J. Cleymans , H. Oeschler , K. Redlich , S. Wheaton

In this work we generalize the thermal decoupling, or freeze-out, of weakly interacting massive particle dark matter within the Tsallis nonextensive formalism. The generalization is implemented through $q$-deformed distribution functions…

High Energy Physics - Phenomenology · Physics 2026-05-29 Matias P. Gonzalez

Preliminary experimental data for particle number ratios in the collisions of Au+Au at the BNL AGS (11$A$ GeV/$c$) and Pb+Pb at the CERN SPS (160$A$ GeV/$c$) are analyzed in a thermodynamically consistent hadron gas model with excluded…

Nuclear Theory · Physics 2009-10-30 M. I. Gorenstein , H. Stoecker , G. D. Yen , S. N. Yang , W. Greiner

The kinetic freeze-out temperatures, $T_0$, in nucleus-nucleus collisions at the Relativistic Heavy Ion Collider (RHIC) and Large Hadron Collider (LHC) energies are extracted by four methods: i) the Blast-Wave model with Boltzmann-Gibbs…

Nuclear Theory · Physics 2018-05-01 Hai-Ling Lao , Fu-Hu Liu , Bao-Chun Li , Mai-Ying Duan

In this paper, one uses the Tsallis entropy in the impact parameter space to study $pp$ and $\bar{p}p$ inelastic overlap function and the energy density filling up mechanism responsible by the so-called black disk limit as the energy…

High Energy Physics - Phenomenology · Physics 2020-01-09 S. D. Campos , V. A. Okorokov , C. V. Moraes

The nature of dark matter (DM) and how it might interact with the particles of the Standard Model (SM) is one of greatest mysteries currently facing particle physics, and addressing these issues should provide some understanding of how the…

High Energy Physics - Phenomenology · Physics 2020-10-15 Thomas D. Rueter , Thomas G. Rizzo , JoAnne L. Hewett

The status of the energy dependence of the chemical freeze-out temperature and chemical potential obtained in heavy ion collisions is presented. Recent proposals for chemical freeze-out conditions are compared.

High Energy Physics - Phenomenology · Physics 2009-11-11 J. Cleymans , H. Oeschler , K. Redlich , S. Wheaton

We analyze the connection between $p_T$ and multiplicity distributions in a statistical framework. We connect the Tsallis parameters, $T$ and $q$, to physical properties like average energy per particle and the second scaled factorial…

High Energy Physics - Phenomenology · Physics 2017-03-08 Tamas S Biro , Gergely G Barnafoldi , Gabor Biro , Ke Ming Shen

The transverse momentum spectra of final-state light flavor particles produced in proton-proton (p-p), copper-copper (Cu-Cu), gold-gold (Au-Au), lead-lead (Pb-Pb), and proton-lead (p-Pb) collisions for different centralities at relativistic…

High Energy Physics - Phenomenology · Physics 2016-04-20 Hua-Rong Wei , Fu-Hu Liu , Roy A. Lacey

In this article, we provide an account of analytical results related to the Tsallis thermodynamics that have been the subject matter of a lot of studies in the field of high-energy collisions. After reviewing the results for the classical…

Statistical Mechanics · Physics 2022-07-20 Ayman Hussein , Trambak Bhattacharyya

The transverse momentum distribution of identified hadrons from recent years are analyzed within the thermodynamically consistent formulation of non-extensive statistics. A wide range of center-of-mass energies and average event…

High Energy Physics - Phenomenology · Physics 2020-03-09 Gábor Bíró , Gergely Gábor Barnaföldi , Tamás Sándor Biró

The distribution function of the relative velocity in a two-body reaction of nonrelativistic uncorrelated particles is derived for general cases of given distribution functions of single particle velocities. The distribution function is…

Cosmology and Nongalactic Astrophysics · Physics 2019-02-13 Motohiko Kusakabe , Toshitaka Kajino , Grant J. Mathews , Yudong Luo

We present a study of both the ``Iterative Procedure'' and the ``$\beta \to \beta'$ transformation'', proposed by Tsallis et al (Physica A261, 534) to find the probabilities $p_i$ of a system to be in a state with energy $\epsilon_i$,…

Statistical Mechanics · Physics 2009-10-31 A. R. Lima , T. J. P. Penna

The transverse momentum spectra of different types of particles produced in central and peripheral gold-gold (Au-Au) and (inelastic) proton-proton ($pp$) collisions at the Relativistic Heavy Ion Collider (RHIC), as well as in central and…

High Energy Physics - Phenomenology · Physics 2020-11-10 Muhammad Waqas , Fu-Hu Liu , Li-Li Li , Haidar Mas'ud Alfanda

We present a systematic analysis of transverse momentum $(p_{T})$ spectra of the strange hadrons in different multiplicity events produced in pp collision at $\sqrt{s}$ = 7 TeV, pPb collision at $\sqrt{s_{NN}}$ = 5.02 TeV and PbPb collision…

Nuclear Theory · Physics 2018-03-14 Kapil Saraswat , Prashant Shukla , Vineet Kumar , Venktesh Singh

A discussion is presented of results with identified particles at the Large Hadron Collider. Possible deviations from the standard statistical distributions are investigated by considering in detail results obtained using the Tsallis…

High Energy Physics - Phenomenology · Physics 2012-03-27 J. Cleymans