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The NA35 experiment used several independent methods to determine the strange particle production in p+S and S+A collisions. The different techniques show consistent results. Strangeness conservation in full phase space is used as an…

High Energy Physics - Phenomenology · Physics 2022-02-23 Juergen Eschke , NA35 Collaboration

>1A review of meson emission in heavy ion collisions at incident energies from SIS up to collider energies is presented. A statistical model assuming chemical equilibrium and local strangeness conservation (i.e. strangeness conservation per…

Nuclear Experiment · Physics 2008-11-26 H. Oeschler , J. Cleymans , K. Redlich

Two signatures of the quark-gluon plasma - strangeness `enhancement' and J/psi `suppression' - in nucleus-nucleus collisions are critically discussed. A recently developed statistical coalescence model for J/\psi production is presented.…

High Energy Physics - Phenomenology · Physics 2008-11-26 Mark I. Gorenstein

We investigate the increase in strangeness production with charged particle multiplicity ($dN_{ch}/dy$) seen by the ALICE collaboration at CERN in p-p, p-Pb and Pb-Pb collisions using the hadron resonance gas model. The strangeness…

High Energy Physics - Phenomenology · Physics 2022-05-26 Krzysztof Redlich , Natasha Sharma

We present a summary of measurements of strange particles performed by the experiment NA49 in inelastic p+p interactions, as well as semi-central C+C and Si+Si, central Pb+Pb, and minimum bias Pb+Pb collisions in the energy range…

Nuclear Experiment · Physics 2019-08-14 Michael Mitrovski

We argue that the main features of baryon and anti-baryon enhancement observed by the WA97 collaboration can be described using canonical formulation of strangeness conservation. Within this formulation strangeness enhancement could be…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. Redlich , A. Tounsi

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

The results of the WA97 collaboration for strange particle production at mid-rapidity in Pb--Pb collisions at 158 GeV A/c at CERN display a strong strangeness enhancement with system size at mid-rapidity which is dependent on the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Sahal Yacoob , Jean Cleymans

In ultra-relativistic heavy ion collisions, early stage multiple scatterings may lead to an increase of the color electric field strength. Consequently, particle production - especially heavy quark (and di-quark) production - is greatly…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. Bleicher , W. Greiner , H. Stöcker , N. Xu

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

Identified charged kaon, pion, and proton spectra and ratios from sqrt(s_NN) = 200 and 62.4 GeV Cu+Cu collisions are studied with a hydro-motivated blast-wave and a statistical model framework in order to explore the strangeness production…

Nuclear Experiment · Physics 2008-11-26 Aneta Iordanova

We argue that the shape of the system-size dependence of strangeness production in nucleus-nucleus collisions can be understood in a picture that is based on the formation of clusters of overlapping strings. A string percolation model…

High Energy Physics - Phenomenology · Physics 2008-11-26 C. Hoehne , F. Puehlhofer , R. Stock

The chemical freeze-out of hadrons created in the high energy nuclear collisions is studied within the realistic version of the hadron resonance gas model. The chemical non-equilibrium of strange particles is accounted via the usual…

High Energy Physics - Phenomenology · Physics 2014-11-21 V. V. Sagun , D. R. Oliinychenko , K. A. Bugaev , J. Cleymans , A. I. Ivanytskyi , I. N. Mishustin , E. G. Nikonov

New results of the NA49 collaboration on strange particle production are presented. Rapidity and transverse mass spectra as well as total multiplicities are discussed. The study of their evolution from AGS over SPS to the highest RHIC…

High Energy Physics - Phenomenology · Physics 2019-08-14 C. Blume

Strangeness measurement at RHIC energies constitutes one of the favorite theme of the STAR Collaboration. Besides the fact that strangeness enhancement has been proposed as a quark gluon plasma signature, its production provides various and…

Nuclear Experiment · Physics 2019-08-14 Christelle Roy

Strangeness and multi-strangeness particles production can be used to explore the initial transient field fluctuations in heavy ion collisions. We emphasize the role played by Junction anti-Junction (JJbar) loops and strong color electric…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. Topor Pop , J. Barrette , C. Gale , S. Jeon , M. Gyulassy

We argue that the recent analysis of strangeness production in nuclear collisions at 200 $A$ GeV/$c$ performed by Topor Pop {\it et al.} \cite{To:95} is flawed. The conclusions are based on an erroneous interpretation of the data and the…

Nuclear Theory · Physics 2008-11-26 Marek Gaździcki , Ulrich Heinz

We present a summary of measurements of strange particles performed by the experiment NA49 in central and minimum bias Pb+Pb collisions in the beam energy range 20A - 158A GeV. New results on Xi production in central Pb+Pb collisions and on…

Nuclear Experiment · Physics 2009-11-11 Michael Mitrovski

Strangeness enhancement has been predicted to be one of the signatures of the formation of the quark gluon plasma (QGP) and event-by-event fluctuations of strangeness may reveal the nature of such a phase transition. We report results for…

Nuclear Experiment · Physics 2019-08-13 Zubayer Ahammed

We present preliminary STAR results on measurements of multi-strange particles $\Xi$, $\Omega$ and their anti-particles from Au+Au and Cu+Cu at $\sqrt{s_{NN}}=62.4$ GeV collisions. In order to better understand the role of strangeness…

Nuclear Experiment · Physics 2010-09-22 G. M. S. Vasconcelos