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Related papers: Exact strangeness conservation in heavy ion collis…

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We analyze the newest data from the NA61/SHINE collaboration which, in addition to previous results on pions and kaons, include mean multiplicities of $p$, $\Lambda$, and $\phi$-mesons produced in inelastic proton-proton (p+p) interactions…

Nuclear Theory · Physics 2018-12-05 V. V. Begun , V. Vovchenko , M. I. Gorenstein , H. Stoecker

A study of strange hadron production associated with hard scattering processes and with the underlying event is conducted to investigate the origin of the enhanced production of strange hadrons in small collision systems characterised by…

High Energy Physics - Experiment · Physics 2024-10-02 ALICE Collaboration

Strangeness enhancement is discussed as a feature specific to relativistic nuclear collisions which create a fireball of strongly interacting matter at high energy density. At very high energy this is suggested to be partonic matter, but at…

High Energy Physics - Phenomenology · Physics 2007-05-23 Reinhard Stock

In this contribution, the production rates and the transverse momentum distributions of strange hadrons are reported as a function of charged particle multiplicity. In this analysis, the data collected in proton-proton collisions at…

Nuclear Experiment · Physics 2020-04-07 Prabhakar Palni

The p$-$p collisions at high multiplicity at LHC show small scale collective effects similar to that observed in heavy ion collisions such as enhanced production of strange and multi-strange hadrons, long range azimuthal correlations, etc.…

High Energy Physics - Phenomenology · Physics 2019-10-30 Ranjit Nayak , Subhadip Pal , Sadhana Dash

The unified set of yields of particles produced in proton-proton collisions at $\sqrt{s}$ = 17.3 GeV (laboratory beam momentum 158 GeV/c) is evaluated, combining the experimental results of the NA49 and NA61/SHINE collaborations at the CERN…

High Energy Physics - Phenomenology · Physics 2021-08-11 T. Matulewicz , K. Piasecki

The ALICE data on light flavor hadron production obtained in $p-Pb$ collisions at $\sqrt{s_{NN}} $ = 5.02 TeV are studied in the thermal model using the canonical approach with exact strangeness conservation. The chemical freeze-out…

High Energy Physics - Phenomenology · Physics 2018-02-26 Natasha Sharma , Jean Cleymans , Lokesh Kumar

The increase in yields of light nuclei with charged particle multiplicity, as reported by the ALICE collaboration at CERN in p-p and p-Pb collisions at the LHC energy is investigated in the thermal hadron resonance gas model. The model is…

Nuclear Theory · Physics 2023-05-11 Natasha Sharma , Lokesh Kumar , Pok Man Lo , Krzysztof Redlich

We apply a quark combination model to study yield densities and transverse momentum ($p_{T}$) spectra of strange (anti-)hadrons at mid-rapidity in central Au+Au collisions at $\sqrt{s_{NN}}=$ 7.7, 11.5, 19.6, 27, 39 and 200 GeV. We show…

Nuclear Theory · Physics 2021-03-31 Jun Song , Xiao-feng Wang , Hai-hong Li , Rui-qin Wang , Feng-lan Shao

We construct a hadronic kinetic model which describes production of strange particles in ultrarelativistic nuclear collisions in the energy domain of SPS. We test this model on description of the sharp peak in the excitation function of…

Nuclear Theory · Physics 2011-09-13 Boris Tomasik , Evgeni E Kolomeitsev

PACIAE, a parton and hadron cascade model, is utilized to systematically investigate strange particle production and strangeness enhancement in Au+Au collision and in Pb+Pb collision with the 200GeV at RHIC and 2.76TeV at LHC, respectively.…

High Energy Physics - Phenomenology · Physics 2015-06-16 Xiao-Wen Ren , Sheng-Qin Feng , Xian-Bao Yuan

Production of strange hadrons in elementary and heavy-ion reactions is studied with the hadronic transport approach SMASH (Simulating Many Accelerated Strongly-interacting Hadrons). The poorly known branching ratios of the relevant hadronic…

Nuclear Theory · Physics 2019-07-03 V. Steinberg , J. Staudenmaier , D. Oliinychenko , F. Li , Ö. Erkiner , H. Elfner

>A review of meson emission in heavy ion collisions at incident energies around 1 -- 2 $A\cdot$GeV is presented. It is shown how the shape of the spectra and the various particle yields vary with system size, with centrality and with…

Nuclear Experiment · Physics 2008-11-26 Helmut Oeschler

New results from NA49 on the production of strangeness in elementary and nuclear reactions are presented. New measurements of charged kaon and pion production have been obtained from 40 AGeV Pb+Pb collisions. The evolution of strange meson…

High Energy Physics - Experiment · Physics 2019-08-14 D. Varga

Thermal models are commonly used to interpret heavy-ion data on particle yields and spectra and to extract the conditions of chemical and thermal freeze-out in heavy-ion collisions. I discuss the usefulness and limitations of such thermal…

Nuclear Theory · Physics 2008-11-26 Ulrich Heinz

It is shown that data on strange particle production as a function of centrality in Au-Au collisions at \sqrt(s)_{NN}= 200 GeV can be explained with a superposition of emission from a hadron gas at full chemical equilibrium (core) and from…

Nuclear Theory · Physics 2009-04-02 F. Becattini , J. Manninen

Strangeness and baryon enhancement in heavy ion collisions are discussed in the framework of the String Fusion Model. The Monte Carlo version of this model is shown to reasonably reproduce three of the features that have been pointed out as…

High Energy Physics - Phenomenology · Physics 2007-05-23 N. S. Amelin , N. Armesto , C. Pajares , D. Sousa

The centrality dependence of strange ($K_S^0$, $\Lambda + \bar{\Lambda}$) and multi-strange ($\Xi^- + \bar{\Xi^+}$, $\Omega^- + \bar{\Omega}^+$) hadron production is measured by ALICE in the LHC lead-lead (Pb-Pb) collisions at a…

Nuclear Experiment · Physics 2025-11-14 ALICE Collaboration

Hadronic resonances are unique tools to investigate the interplay of re-scattering and regeneration effects in the hadronic phase of heavy-ion collisions. As the $\phi$ meson has a longer lifetime compared to other resonances, it is…

High Energy Physics - Experiment · Physics 2019-07-02 Sushanta Tripathy

If the deconfinement phase transformation of strongly interacting matter is of first-order and the expanding chromodynamic matter created in a high-energy nuclear collision enters the corresponding region of phase coexistence, a spinodal…

Nuclear Theory · Physics 2014-11-18 Volker Koch , Abhijit Majumder , Jorgen Randrup