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The enhancement of the ratio of strange to non-strange hadrons with increasing charged-particle multiplicity density is often interpreted as a signature of the medium formed in heavy-ion collisions. However, this effect has also been…

High Energy Physics - Experiment · Physics 2024-12-23 Gijs van Weelden

Among the most important results from the Run-1 and Run-2 of the LHC is the observation of an enhanced production of (multi-)strange to non-strange hadron yields, gradually rising from low-multiplicity to high-multiplicity pp and p--Pb…

High Energy Physics - Experiment · Physics 2024-09-23 Sara Pucillo

The transverse momentum ($p_{T}$) distribution of strange hadrons ($K_{S}^{0}$ and $\Lambda$) and multi-strange hadrons( $\Xi$ and $\Omega$) measured in p$-$p, p$-$Pb, and Pb$-$Pb collisions at LHC energies have been studied for different…

High Energy Physics - Phenomenology · Physics 2020-04-22 Pritam Chakraborty , Tulika Tripathy , Subhadip Pal , Sadhana Dash

The production of strange~($K^0_S$, $\Lambda$) and multi-strange~($\Xi$ and $\Omega$) hadrons in jets and underlying events in \pp and \pPb collisions is studied with ALICE at the LHC. Transverse momentum ($p_\rm{T}$) differential density…

High Energy Physics - Experiment · Physics 2022-04-20 Pengyao Cui

Comprehensive results on the production of unidentified charged particles, $\pi^{\pm}$, $\rm{K}^{\pm}$, $\rm{K}^{0}_{S}$, $\rm{K}$*(892)$^{0}$, $\rm{p}$, $\overline{\rm{p}}$, $\phi$(1020), $\Lambda$, $\overline{\Lambda}$, $\Xi^{-}$,…

Nuclear Experiment · Physics 2019-05-31 ALICE Collaboration

Transverse momentum spectra and yields of charged $\Xi$ and $\Omega$ at mid-rapidity in pp, p-Pb and Pb-Pb collisions at the LHC have been measured by the ALICE Collaboration. These baryons are identified by reconstruction of their weak…

High Energy Physics - Experiment · Physics 2019-08-14 Domenico Colella

Hadron production has been measured at mid-rapidity by the ALICE experiment at the LHC in proton-lead (p-Pb) collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV. The transverse momentum ($p_{\rm T}$) distribution of primary charged particles and…

High Energy Physics - Experiment · Physics 2019-08-14 Roberto Preghenella

In relativistic heavy-ion collisions, the formation of a deconfined and thermalized state of partons, known as quark-gluon plasma (QGP), leads to enhanced production of strange hadrons in contrast to proton-proton (pp) collisions, which are…

High Energy Physics - Phenomenology · Physics 2025-04-08 Suraj Prasad , Bhagyarathi Sahoo , Sushanta Tripathy , Neelkamal Mallick , Raghunath Sahoo

The production of {\Xi}$^{-}$ and {\Omega}$^{-}$ baryons and their anti-particles in pp, p-Pb and Pb-Pb collisions has been measured by the ALICE Collaboration. These hyperons are reconstructed via the detection of their charged weak-decay…

High Energy Physics - Experiment · Physics 2019-08-21 Domenico Colella

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

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

Data on mean numbers of $\Lambda$, $\bar\Lambda$, K's and on the total number $<s\bar s>$ of pairs of strange valence quarks in final state hadrons in hadronic and nuclear collisions at CERN- SPS energies are studied as a function of the…

High Energy Physics - Phenomenology · Physics 2011-09-13 Roman Lietava , Jan Pisut

We present measurements of strange and multi-strange hadrons in p+p collisions at $\sqrt{s}$= 200 GeV measured by STAR. We will compare these preliminary results to leading-order (LO) and next-to-leading order (NLO) perturbative QCD models…

Nuclear Experiment · Physics 2009-11-11 Mark Heinz

Strange particles are produced only during high-energy collisions and carry important information regarding collision dynamics. Recent results by the ALICE Collaboration on strangeness enhancement in high-multiplicity p+p collisions have…

High Energy Physics - Phenomenology · Physics 2024-04-12 Hushnud Hushnud , Kalyan Dey

Results of a systematic study of fully integrated particle multiplicities in central Au-Au and Pb-Pb collisions at beam momenta 1.7 A GeV, 11.6 A GeV (Au-Au) and 158 A GeV (Pb-Pb) using a statistical-thermal model are presented. The close…

High Energy Physics - Phenomenology · Physics 2017-08-23 F. Becattini , J. Cleymans , A. Keranen , E. Suhonen , K. Redlich

In this report we have made a systematic study of strangeness production in proton-proton(pp),proton-nucleus(pA) and nucleus- nucleus(AA) collisions at CERN Super Proton Synchroton energies, using$\,\,\, HIJING\,\,\, MONTE \,\,\,CARLO…

High Energy Physics - Phenomenology · Physics 2019-08-17 V. Topor Pop , A. Andrighetto , M. Morando , F. Pellegrini , R. A. Ricci , G. Segato

The mid-rapidity transverse momentum spectra of hadrons and the available rapidity distributions of the strange hadrons produced in p-p collisions at LHC energy root(snn) = 0.9 TeV and root(snn)= 7.0 TeV have been studied using a unified…

Nuclear Theory · Physics 2016-11-15 Inam-ul Bashir , Saeed Uddin

We present strange particle spectra and yields measured at mid-rapidity in $\sqrt{\text{s}}=200$ GeV proton-proton ($p+p$) collisions at RHIC. We find that the previously observed universal transverse mass…

Nuclear Experiment · Physics 2008-11-26 STAR Collaboration , B. Abelev

The mid-rapidity transverse momentum spectra of hadrons (p, p-bar, K+, K-, K0-short, phi, {\Lambda}, {\Lambda}-bar, {\Xi},{\Xi}-bar, ({\Xi} + {\Xi}-bar), {\Omega}, and {\Omega}-bar) and the available rapidity distributions of the strange…

High Energy Physics - Phenomenology · Physics 2015-11-18 Inam-ul Bashir , Riyaz Ahmed Bhat , Saeed Uddin

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