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Accès ouvert déclaré 2022 article

Production of K*(892)0 and ϕ(1020) in pp and Pb−Pb collisions at sNN=5.02 TeV

41Citations signalées, ce qui n’est pas une note de qualité
152Institutions déclarées
36Pays d’affiliation déclarés

Rattachement africain : in, cz, de, se, ch, it, kr, sk, id, ru, cn, mx, pk, us, no, ro, nl, fr, pl, gr, hu, gb, pe, dk, br, at, Afrique du Sud, jp, cu, hr, az, am, th, tr, fi, ua. Niveau de preuve : code pays fourni par la source.

Le résumé fourni par la source

The production of ${K}^{*}{(892)}^{0}$ and $\ensuremath{\phi}(1020)$ mesons in proton--proton $(pp)$ and lead--lead (Pb--Pb) collisions at $\sqrt{{s}_{NN}}$ $=$ 5.02 TeV has been measured using the ALICE detector at the Large Hadron Collider (LHC). The transverse momentum $({p}_{\mathrm{T}})$ distributions of ${K}^{*}{(892)}^{0}$ and $\ensuremath{\phi}(1020)$ mesons have been measured at midrapidity $(|y|<0.5)$ up to ${p}_{\mathrm{T}}\phantom{\rule{4pt}{0ex}}=$ 20 $\mathrm{GeV}/c$ in inelastic $pp$ collisions and for several Pb--Pb collision centralities. The collision centrality and collision energy dependence of the average transverse momenta agree with the radial flow scenario observed with stable hadrons, showing that the effect is stronger for more central collisions and higher collision energies. The ${K}^{*0}/K$ ratio is found to be suppressed in Pb--Pb collisions relative to $pp$ collisions: this indicates a loss of the measured ${K}^{*}{(892)}^{0}$ signal due to rescattering of its decay products in the hadronic phase. In contrast, for the longer-lived $\ensuremath{\phi}(1020)$ mesons, no such suppression is observed. The nuclear modification factors (${R}_{AA}$) of ${K}^{*}{(892)}^{0}$ and $\ensuremath{\phi}(1020)$ mesons are calculated using $pp$ reference spectra at the same collision energy. In central Pb--Pb collisions for ${p}_{\mathrm{T}}$ $>$ 8 $\mathrm{GeV}/c$, the ${R}_{AA}$ values of ${K}^{*}{(892)}^{0}$ and $\ensuremath{\phi}(1020)$ are below unity and observed to be similar to those of pions, kaons, and (anti)protons. The ${R}_{AA}$ values at high ${p}_{\mathrm{T}}$ ($>$8 $\mathrm{GeV}/c$) for ${K}^{*}{(892)}^{0}$ and $\ensuremath{\phi}(1020)$ mesons are in agreement within uncertainties for $\sqrt{{s}_{NN}}\phantom{\rule{4pt}{0ex}}=$ 5.02 and 2.76 TeV.

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Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé, mais le titre doit être comparé manuellement.

Titre Crossref
Production of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msup><mml:mi>K</mml:mi><mml:mo>*</mml:mo></mml:msup><mml:msup><mml:mrow><mml:mo>(</mml:mo><mml:mn>892</mml:mn><mml:mo>)</mml:mo></mml:mrow><mml:mn>0</mml:mn></mml:msup></mml:mrow></mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>ϕ</mml:mi><mml:mo>(</mml:mo><mml:mn>1020</mml:mn><mml:mo>)</mml:mo></mml:mrow></mml:math> in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>p</mml:mi><mml:mi>p</mml:mi><mml:mo> </mml:mo><mml:mi>and</mml:mi><mml:mo> </mml:mo><mml:mi>Pb</mml:mi><mml:mtext>−</mml:mtext><mml:mi>Pb</mml:mi></mml:mrow></mml:math> collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msqrt><mml:msub><mml:mi>s</mml:mi><mml:mrow><mml:mi>N</mml:mi><mml:mi>N</mml:mi></mml:mrow></mml:msub></mml:msqrt><mml:mo>=</mml:mo><mml:mn>5.02</mml:mn><mml:mo> </mml:mo><mml:mi>TeV</mml:mi></mml:mrow></mml:math>
Date Crossref
14/09/2022
Éditeur
American Physical Society (APS)
Type
journal-article

Ce recoupement confirme des métadonnées liées au DOI. Il ne confirme ni la méthode ni les conclusions de l’étude, et il ne compte pas comme une seconde source scientifique indépendante.

Les institutions déclarées

Variable Energy Cyclotron CentreHomi Bhabha National InstituteCzech Academy of Sciences, Nuclear Physics InstituteGoethe University FrankfurtLund UniversityEuropean Organization for Nuclear ResearchPolitecnico di TorinoIstituto Nazionale di Fisica Nucleare, Sezione di BolognaAligarh Muslim UniversityKorea Institute of Science & Technology InformationUniversity of Pavol Jozef ŠafárikIndonesian Institute of SciencesKurchatov InstituteGSI Helmholtz Centre for Heavy Ion ResearchFudan UniversityIstituto Nazionale di Fisica Nucleare, Sezione di TorinoCentral China Normal UniversityUniversidad Nacional Autónoma de MéxicoCOMSATS University IslamabadUniversity of HoustonUniversity of BergenSt Petersburg UniversityHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringNational Institute for Subatomic PhysicsUniversity of MünsterHeidelberg UniversityIstituto Nazionale di Fisica Nucleare, Sezione di PadovaLawrence Berkeley National LaboratoryCentre National de la Recherche ScientifiqueLaboratoire de Physique Subatomique et des Technologies AssociéesIMT AtlantiqueInstitut National de Physique Nucléaire et de Physique des ParticulesNantes UniversitéUniversity of OsloYale UniversityLaboratoire de Physique des 2 Infinis Irène Joliot-CurieIstituto Nazionale di Fisica Nucleare, Sezione di CataniaGangneung–Wonju National UniversityUniversity of Science and Technology of ChinaIndian Institute of Technology IndoreUniversity of JammuCommissariat à l'Énergie Atomique et aux Énergies AlternativesUniversité Paris-SaclayCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversAGH University of KrakowUniversity of BonnBose InstituteTechnical University of MunichNational and Kapodistrian University of AthensHUN-REN Wigner Research Centre for PhysicsDaresbury LaboratoryUniversité Clermont AuvergneUniversity of LiverpoolJoint Institute for Nuclear ResearchIndian Institute of Technology BombayPontificia Universidad Católica del PerúUniversity of CopenhagenInstitut Pluridisciplinaire Hubert CurienUniversité de StrasbourgInstitute of Engineering PhysicsNational Research Nuclear University MEPhIPetersburg Nuclear Physics InstituteInstitute of Space Science - INFLPR SubsidiaryGauhati UniversityIstituto Nazionale di Fisica Nucleare, Sezione di CagliariIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiCzech Technical University in PragueInstitute of Nuclear Physics, Polish Academy of SciencesThe University of Texas at AustinUniversity of PaviaIstituto Nazionale di Fisica Nucleare, Sezione di PaviaOak Ridge National LaboratoryInha UniversityUniversity of BresciaMoscow Institute of Physics and TechnologyHospital Universitário da Universidade de São PauloIstituto Nazionale di Fisica Nucleare, Sezione di BariPolytechnic University of BariAll-Russian Scientific Research Institute of Technical PhysicsStefan Meyer Institute for Subatomic PhysicsUniversity of the WitwatersrandNational Research FoundationUniversidad Autónoma de SinaloaBenemérita Universidad Autónoma de PueblaIstituto Nazionale di Fisica Nucleare, Sezione di TriesteSaha Institute of Nuclear PhysicsLyon 1 UniversitéInstitut de Physique des 2 Infinis de LyonUniversidade Estadual de Campinas (UNICAMP)University of TsukubaUniversity of Cape TownUniversity of BirminghamLaboratoire de Physique Subatomique et de CosmologieUniversité Grenoble AlpesUniversità degli Studi del Piemonte Orientale “Amedeo Avogadro”Universidade Federal do ABCNational Institute of Science Education and ResearchUniversity of SalernoFrankfurt Institute for Advanced StudiesWarsaw University of TechnologyUniversity of California, BerkeleyCentro de Aplicaciones Tecnológicas y Desarrollo NuclearInstitute for Nuclear ResearchPanjab UniversityComenius University BratislavaUniversity of ZagrebUniversity of TriesteChicago State UniversityNational Nuclear Research CenterUniversity of KansasUniversidade Federal do Rio Grande do SulNagasaki Institute of Applied ScienceWayne State UniversityUniversity of SplitUtrecht UniversityA. Alikhanyan National LaboratoryThe University of TokyoWestern Norway University of Applied SciencesCentro de Investigación y de Estudios Avanzados del Instituto Politécnico NacionalYonsei UniversityCreighton UniversityUniversity of Tennessee at KnoxvilleThe Ohio State UniversityTechnical University of KošiceSuranaree University of TechnologySlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesKTO Karatay UniversityUniversity of Applied Sciences WormsPusan National UniversityUniversity of JyväskyläJeonbuk National UniversitySejong UniversityCalifornia Polytechnic State UniversityNational Centre for Nuclear ResearchUniversity of South-Eastern NorwayChina Institute of Atomic EnergyUniversity of MessinaFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicUniversity of FoggiaIstituto Nazionale di Fisica Nucleare, Sezione di Roma IChungbuk National UniversityHiroshima UniversityBudker Institute of Nuclear PhysicsUniversity of RajasthanHelsinki Institute of PhysicsInstitute of Physics, BhubaneshwarUniversity of TübingenNara Women's UniversityNational Academy of Sciences of UkraineBogolyubov Institute for Theoretical Physics

Une affiliation ne permet pas de déduire la nationalité d’un auteur.

Les sujets associés

High-Energy Particle Collisions ResearchParticle physics theoretical and experimental studiesQuantum Chromodynamics and Particle Interactions

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