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We study, in the dynamically evolving QGP fireball formed in relativistic heavy ion collisions at RHIC and LHC, the growth of strangeness yield toward and beyond the chemical equilibrium. We account for the contribution of the direct…

Nuclear Theory · Physics 2009-09-29 Jean Letessier , Johann Rafelski

We report STAR measurements of mid-rapidity yields for the $\Lambda$, $\bar{\Lambda}$, $K^{0}_{S}$, $\Xi^{-}$, $\bar{\Xi}^{+}$, $\Omega^{-}$, and $\bar{\Omega}^{+}$ particles in Cu+Cu and Au+Au $\sqrt{s_{NN}} = 200$ GeV collisions. We show…

Nuclear Experiment · Physics 2009-07-22 Anthony R. Timmins

The stopping behaviour of baryons in massive heavy ion collisions (at SPS, RHIC and LHC) is investigated within different microscopic models. At SPS-energies the predictions range from full stopping to virtually total transparency.…

Nuclear Theory · Physics 2007-05-23 L. Gerland , C. Spieles , M. Bleicher , H. Stoecker , C. Greiner

In these proceedings, two multi-differential analyses performed in pp collisions collected by the ALICE collaboration during the LHC Run 2 are presented. One investigates the dependence of strange particle production with multiplicity and…

High Energy Physics - Experiment · Physics 2023-03-22 Romain Schotter

We obtain strangeness production as function of centrality in a statistical hadronization model analysis of all experimental hadron production data in Au--Au collisions at $\sqrt{s_{NN}}=62.4\GeV$. Our analysis describes successfully the…

High Energy Physics - Phenomenology · Physics 2012-05-29 Michal Petran , Jean Letessier , Vojtech Petracek , Jan Rafelski

A brief summary of strangeness mile stones is followed by a chemical non-equilibrium statistical hadronization analysis of strangeness results at SPS and RHIC. Strange particle production in AA interactions at \sqrt{s_{NN}}\ge 8.6 GeV can…

High Energy Physics - Phenomenology · Physics 2009-11-10 J. Rafelski , J. Letessier

We present ALICE results on strange and multi-strange hadron production as a function of centrality in Pb-Pb collisions at $\sqrt{s_{\rm{NN}}}$ = 2.76 TeV at the LHC. Their transverse momentum spectra, yields and particle ratios are…

Nuclear Experiment · Physics 2019-08-13 Zhongbao Yin

We report STAR preliminary results on multi-strange baryon production in Au+Au collisions at sqrt(s_NN)=200 GeV at RHIC. Its implication for the formation of a new state of matter is discussed. The system size dependence on the production…

Nuclear Experiment · Physics 2009-11-10 Magali Estienne

Preliminary results on strange particle production versus collision centrality are presented. STAR measurements from \sqrts = 200 GeV heavy-ion and \pp collisions are compared to SPS measurements. A systematic study of strange particle…

Nuclear Experiment · Physics 2007-05-23 Helen Caines

The study of strange and also charmed hadronic particle production in nuclear relativistic collisions offers an opportunity to explore the physical properties of the deconfined quark-gluon phase. We survey the recent accomplishments and the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Johann Rafelski

We derive a simple relation between strangeness neutrality and baryon-strangeness correlations. In heavy-ion collisions, the former is a consequence of quark number conservation of the strong interactions while the latter are sensitive…

High Energy Physics - Phenomenology · Physics 2020-01-22 Wei-jie Fu , Jan M. Pawlowski , Fabian Rennecke

The STAR Experiment at RHIC is capable of a wide variety of measurements of the production of strange hadrons in nuclear collisions. Measurements of the relative production of strange baryons, antibaryons, and kaons can shed light on the…

Nuclear Experiment · Physics 2019-08-14 G. Van Buren

Strangeness production in heavy-ion collisions, when compared to proton proton collisions, is potentially a sensitive probe for collective energy deposition and therefore for reaction mechanisms in general. It may therefore provide insight…

Nuclear Experiment · Physics 2019-08-14 R. Ganz

We use the Isospin Quantum Molecular Dynamics approach supplemented with a phase space coalescence to study the properties of the production of hypertritons. We see strong influences of the hyperon rescattering on the yields. The…

Nuclear Theory · Physics 2015-11-10 Christoph Hartnack , Arnaud Le Fèvre , Yvonne Leifels , Jörg Aichelin

The parton and hadron cascade model PACIAE based on PYTHIA was utilized to systematically investigate the strange particle production in pp collisions at the RHIC and LHC energies. Taking the mechanism of reduction of the strange quark…

High Energy Physics - Phenomenology · Physics 2012-02-13 Hai-Yan Long , Sheng-Qin Feng , Dai-Mei Zhou , Yu-Liang Yan , Hai-Liang Ma , Ben-Hao Sa

We review the progress in understanding the strange particle yields in nuclear collisions and their role in signalling quark-gluon plasma formation. We report on new insights into the formation mechanisms of strange particles during…

Nuclear Theory · Physics 2016-11-03 Josef Sollfrank , Ulrich Heinz

The production and freeze-out conditions of strange particles, produced in Au+Au collisions at RHIC energies, are studied within microscopic transport model. The system of final particles can be represented as a core, containing the…

High Energy Physics - Phenomenology · Physics 2009-11-11 L. Bravina , K. Tywoniuk , E. Zabrodin

We study as function of energy strangeness created in relativistic heavy ion collisions. We consider statistical hadronization with chemical freeze-out in both equilibrium and nonequilibrium. We obtain strangeness per baryon and per entropy…

High Energy Physics - Phenomenology · Physics 2009-11-10 Johann Rafelski , Jean Letessier

Prospects for strangeness production in pp collisions at the Large Hadron Collider (LHC) are discussed within the statistical model. Firstly, the system size and the energy dependence of the model parameters are extracted from existing data…

High Energy Physics - Phenomenology · Physics 2014-11-20 I. Kraus , J. Cleymans , H. Oeschler , K. Redlich

In these lectures I review the foundations and the applications of the statistical hadronization model to elementary and relativistic heavy ion collisions. The role of strangeness production and the general interpretation of results is…

High Energy Physics - Phenomenology · Physics 2009-01-26 F. Becattini