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Non-linear flow modes of identified particles in Pb-Pb collisions at $$ \sqrt{s_{\mathrm{NN}}} $$ = 5.02 TeV

11Citations signalées, ce qui n’est pas une note de qualité
147Institutions déclarées
35Pays d’affiliation déclarés

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

Le résumé fourni par la source

Abstract The p T-differential non-linear flow modes, v 4,22, v 5,32, v 6,33 and v 6,222 for π ± , K ± , $$ {\mathrm{K}}_{\mathrm{S}}^0 $$ K S 0 , p + $$ \overline{\mathrm{p}} $$ p ¯ , Λ + $$ \overline{\Lambda} $$ Λ ¯ and ϕ-meson have been measured for the first time at $$ \sqrt{s_{\mathrm{NN}}} $$ s NN = 5.02 TeV in Pb-Pb collisions with the ALICE detector at the Large Hadron Collider. The results were obtained with a multi-particle technique, correlating the identified hadrons with reference charged particles from a different pseudorapidity region. These non-linear observables probe the contribution from the second and third order initial spatial anisotropy coefficients to higher flow harmonics. All the characteristic features observed in previous p T-differential anisotropic flow measurements for various particle species are also present in the non-linear flow modes, i.e. increase of magnitude with increasing centrality percentile, mass ordering at low p T and particle type grouping in the intermediate p T range. Hydrodynamical calculations (iEBE-VISHNU) that use different initial conditions and values of shear and bulk viscosity to entropy density ratios are confronted with the data at low transverse momenta. These calculations exhibit a better agreement with the anisotropic flow coefficients than the non-linear flow modes. These observations indicate that non-linear flow modes can provide additional discriminatory power in the study of initial conditions as well as new stringent constraints to hydrodynamical calculations.

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Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Non-linear flow modes of identified particles in Pb-Pb collisions at $$ \sqrt{s_{\mathrm{NN}}} $$ = 5.02 TeV
Date Crossref
24/06/2020
Éditeur
Springer Science and Business Media LLC
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 UniversityPanjab UniversityEuropean Organization for Nuclear ResearchPolitecnico di TorinoCentro Ricerche Enrico FermiIstituto Nazionale di Fisica Nucleare, Sezione di BolognaAligarh Muslim UniversityKorea Institute of Science & Technology InformationKurchatov InstituteGSI Helmholtz Centre for Heavy Ion ResearchUniversidade Estadual de Campinas (UNICAMP)Istituto Nazionale di Fisica Nucleare, Sezione di TorinoCentral China Normal UniversityUniversidad Nacional Autónoma de MéxicoCOMSATS University IslamabadNational Academy of Sciences of UkraineBogolyubov Institute for Theoretical PhysicsUniversity of BergenSt Petersburg UniversityHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringUniversity of BirminghamUniversity of MünsterHeidelberg UniversityCreighton UniversityRuđer Bošković InstituteIstituto Nazionale di Fisica Nucleare, Sezione di PadovaUniversity of HoustonLawrence 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 OsloUniversité Paris-SaclayInstitut de PhysiqueCalifornia Polytechnic State UniversityGangneung–Wonju National UniversityUniversity of JammuCommissariat à l'Énergie Atomique et aux Énergies AlternativesCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversUniversity of BonnTechnical University of MunichIstituto Nazionale di Fisica Nucleare, Sezione di CataniaHUN-REN Wigner Research Centre for PhysicsDaresbury LaboratoryUniversité Clermont AuvergneWayne State UniversityJoint Institute for Nuclear ResearchIndian Institute of Technology BombayPontificia Universidad Católica del PerúUniversity of CopenhagenUtrecht UniversityNational Institute for Subatomic PhysicsInha UniversityInstitut Pluridisciplinaire Hubert CurienUniversité de StrasbourgInstitute of Engineering PhysicsNational Research Nuclear University MEPhIPetersburg Nuclear Physics InstituteUniversity of Tennessee SystemUniversity of Tennessee at KnoxvilleInstitute of Space Science - INFLPR SubsidiaryBose InstituteGauhati UniversityCzech Technical University in PragueThe University of Texas at AustinUniversity of PaviaIstituto Nazionale di Fisica Nucleare, Sezione di CagliariUniversity of Pavol Jozef ŠafárikUniversity of BresciaYale UniversityHospital Universitário da Universidade de São PauloPolytechnic University of BariUniversity of LiverpoolAll-Russian Scientific Research Institute of Technical PhysicsStefan Meyer Institute for Subatomic PhysicsNational Research FoundationThe Ohio State UniversityInstitute of Nuclear Physics, Polish Academy of SciencesBenemérita Universidad Autónoma de PueblaIstituto Nazionale di Fisica Nucleare, Sezione di TriesteIstituto Nazionale di Fisica Nucleare, Sezione di BariSaha Institute of Nuclear PhysicsLyon 1 UniversitéUniversity of TsukubaUniversity of Cape TownLaboratoire de Physique Subatomique et de CosmologieUniversité Grenoble AlpesOak Ridge National LaboratoryUniversità degli Studi del Piemonte Orientale “Amedeo Avogadro”Universidade Federal do ABCWarsaw University of TechnologyExcellence Cluster UniverseUniversity of SalernoFrankfurt Institute for Advanced StudiesIndian Institute of Technology IndoreNational Centre for Nuclear ResearchCentro de Aplicaciones Tecnológicas y Desarrollo NuclearUniversity of California, BerkeleyInstitute for Nuclear ResearchNational Institute of Science Education and ResearchUniversity of ZagrebIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiUniversity of TriesteUniversidad Autónoma de SinaloaNational and Kapodistrian University of AthensChicago State UniversityNational Nuclear Research CenterUniversidade Federal do Rio Grande do SulUniversity of SplitThe University of TokyoNagasaki Institute of Applied ScienceWestern Norway University of Applied SciencesCentro de Investigación y de Estudios Avanzados del Instituto Politécnico NacionalTechnical University of KošiceSlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesKTO Karatay UniversityUniversity of Applied Sciences WormsUniversity of JyväskyläJeonbuk National UniversityPusan National UniversityYonsei UniversitySuranaree University of TechnologyUniversity of South-Eastern NorwayChina Institute of Atomic EnergyFudan UniversityFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicIstituto Nazionale di Fisica Nucleare, Sezione di Roma IComenius University BratislavaHelsinki Institute of PhysicsBudker Institute of Nuclear PhysicsUniversity of RajasthanInstitute of Physics, BhubaneshwarUniversity of TübingenHiroshima UniversityNara Women's UniversityIndonesian Institute of SciencesCentre de Calcul de l’Institut National de Physique Nucléaire et de Physique des ParticulesUniversity of the WitwatersrandUniversity of Science and Technology of China

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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