Measurement of Ξcc++ production in pp collisions at s1/2=13 TeV
Measurement of Ξcc++ production in pp collisions at s1/2=13 TeV作者机构:Centro Brasileiro de Pesquisas Físicas(CBPF)Rio de JaneiroBrazil Universidade Federal do Rio de Janeiro(UFRJ)Rio de JaneiroBrazil Center for High Energy PhysicsTsinghua UniversityBeijingChina School of Physics State Key Laboratory of Nuclear Physics and TechnologyPeking UniversityBeijingChina University of Chinese Academy of SciencesBeijingChina Institute Of High Energy Physics(IHEP)BeijingChina Institute of Particle PhysicsCentral China Normal UniversityWuhanHubeiChina Univ.Grenoble AlpesUniv.Savoie Mont BlancCNRSIN2P3-LAPPAnnecyFrance UniversitéClermont AuvergneCNRS/IN2P3LPCClermont-FerrandFrance Aix Marseille UnivCNRS/IN2P3CPPMMarseilleFrance LALUniv.Paris-SudCNRS/IN2P3UniversitéParis-SaclayOrsayFrance LPNHESorbonne UniversitéParis Diderot Sorbonne Paris CitéCNRS/IN2P3ParisFrance I.Physikalisches InstitutRWTH Aachen UniversityAachenGermany Fakultät PhysikTechnische Universität DortmundDortmundGermany Max-Planck-Institut für Kernphysik(MPIK)HeidelbergGermany Physikalisches InstitutRuprecht-Karls-Universität HeidelbergHeidelbergGermany School of PhysicsUniversity College DublinDublinIreland INFN Sezione di BariBariItaly INFN Sezione di BolognaBolognaItaly INFN Sezione di FerraraFerraraItaly INFN Sezione di FirenzeFirenzeItaly INFN Laboratori Nazionali di FrascatiFrascatiItaly INFN Sezione di GenovaGenovaItaly INFN Sezione di Milano-BicoccaMilanoItaly INFN Sezione di MilanoMilanoItaly INFN Sezione di CagliariMonserratoItaly INFN Sezione di PadovaPadovaItaly INFN Sezione di PisaPisaItaly INFN Sezione di Roma Tor VergataRomaItaly INFN Sezione di Roma La SapienzaRomaItaly Nikhef National Institute for Subatomic PhysicsAmsterdamNetherlands Nikhef National Institute for Subatomic Physics and VU University AmsterdamAmsterdamNetherlands Henryk Niewodniczanski Institute of Nuclear Physics Polish Academy of SciencesKrakówPoland AGH-University of Science and TechnologyFaculty of Physics and Applied Computer ScienceKrakówPoland National Center for Nuclear Research(NCBJ)WarsawPoland Horia Hulubei National Institute of Physics and Nuclear EngineeringBucharest-MagureleRomania Petersburg Nuclear Physics Institute NRC Kurchatov Institute(PNPI NRC KI)GatchinaRussia Institute of Theoretical and Experimental Physics NRC Kurchatov Institute(ITEP NRC KI)MoscowRussiaMoscowRussia Institute of Nuclear PhysicsMoscow State University(SINP MSU)MoscowRussia Institute for Nuclear Research of the Russian Academy of Sciences(INR RAS)MoscowRussia Yandex School of Data AnalysisMoscowRussia Budker Institute of Nuclear Physics(SB RAS)NovosibirskRussia Institute for High Energy Physics NRC Kurchatov Institute(IHEP NRC KI)ProtvinoRussiaProtvinoRussia ICCUBUniversitat de BarcelonaBarcelonaSpain Instituto Galego de Física de Altas Enerxías(IGFAE)Universidade de Santiago de CompostelaSantiago de CompostelaSpain Instituto de Fisica CorpuscularCentro Mixto Universidad de Valencia-CSICValenciaSpain European Organization for Nuclear Research(CERN)GenevaSwitzerland Institute of PhysicsEcole Polytechnique Fédérale de Lausanne(EPFL)LausanneSwitzerland Physik-InstitutUniversität ZürichZürichSwitzerland NSC Kharkiv Institute of Physics and Technology(NSC KIPT)KharkivUkraine Institute for Nuclear Research of the National Academy of Sciences(KINR)KyivUkraine University of BirminghamBirminghamUnited Kingdom H.H.Wills Physics LaboratoryUniversity of BristolBristolUnited Kingdom Cavendish LaboratoryUniversity of CambridgeCambridgeUnited Kingdom Department of PhysicsUniversity of WarwickCoventryUnited Kingdom STFC Rutherford Appleton LaboratoryDidcotUnited Kingdom School of Physics and AstronomyUniversity of EdinburghEdinburghUnited Kingdom School of Physics and AstronomyUniversity of GlasgowGlasgowUnited Kingdom Oliver Lodge LaboratoryUniversity of LiverpoolLiverpoolUnited Kingdom Imperial College LondonLondonUnited Kingdom Department of Physics and AstronomyUniversity of ManchesterManchesterUnited Kingdom Department of PhysicsUniversity of OxfordOxfordUnited Kingdom Massachusetts Institute of TechnologyCambridgeMAUnited States University of CincinnatiCincinnatiOHUnited States University of MarylandCollege ParkMDUnited States Los Alamos National Laboratory(LANL)Los AlamosUnited States Syracuse UniversitySyracuseNYUnited States Laboratory of Mathematical and Subatomic PhysicsConstantineAlgeria School of Physics and AstronomyMonash UniversityMelbourneAustralia Pontifícia Universidade Católica do Rio de Janeiro(PUC-Rio)Rio de JaneiroBrazil South China Normal UniversityGuangzhouChina School of Physics and TechnologyWuhan UniversityWuhanChina Departamento de FisicaUniversidad Nacional de ColombiaBogotaColombia Institut für PhysikUniversität RostockRostockGermany Van Swinderen InstituteUniversity of GroningenGroningenNetherlands National Research Centre Kurchatov InstituteMoscowRussia National University of Science and Technology"MISIS"MoscowRussia National Research University Higher School of EconomicsMoscowRussia National Research Tomsk Polytechnic UniversityTomskRussia University of MichiganAnn ArborUnited States Universidade Federal do Trióngulo Mineiro(UFTM)Uberaba-MGBrazil Laboratoire Leprince-RinguetPalaiseauFrance P.N.Lebedev Physical InstituteRussian Academy of Science(LPI RAS)MoscowRussia Universitàdi BariBariItaly Universitàdi BolognaBolognaItaly Universitàdi CagliariCagliariItaly Universitàdi FerraraFerraraItaly Universitàdi GenovaGenovaItaly Universitàdi Milano BicoccaMilanoItaly Universitàdi Roma Tor VergataRomaItaly Universitàdi Roma La SapienzaRomaItaly AGH-University of Science and TechnologyFaculty of Computer ScienceElectronics and TelecommunicationsKrakówPoland DS4DSLa SalleUniversitat Ramon LlullBarcelonaSpain Hanoi University of ScienceHanoiVietnam Universitàdi PadovaPadovaItaly Universitàdi PisaPisaItaly Universitàdegli Studi di MilanoMilanoItaly Universitàdi UrbinoUrbinoItaly Universitàdella BasilicataPotenzaItaly Scuola Normale SuperiorePisaItaly Universitàdi Modena e Reggio EmiliaModenaItaly Universitàdi SienaSienaItaly MSU-Iligan Institute of Technology(MSU-IIT)IliganPhilippines Novosibirsk State UniversityNovosibirskRussia INFN Sezione di TriesteTriesteItaly School of Physics and Information TechnologyShaanxi Normal University(SNNU)Xi'anChina Physics and Micro Electronic CollegeHunan UniversityChangsha CityChina Universidad Nacional Autonoma de HondurasTegucigalpaHonduras
出 版 物:《Chinese Physics C》 (中国物理C(英文版))
年 卷 期:2020年第44卷第2期
页 面:13-23页
核心收录:
学科分类:07[理学] 070202[理学-粒子物理与原子核物理] 0702[理学-物理学]
基 金:Supported by CERN national agencies:CAPES CNPq FAPERJ FINEP(Brazil) MOST NSFC(China) CNRS/IN2P3(France) BMBF DFG MPG(Germany) INFN(Italy) NWO(Netherlands) MNiSW NCN(Poland) MEN/IFA(Romania) MSHE(Russia) MinECo(Spain) SNSF SER(Switzerland) NASU(Ukraine) STFC(United Kingdom) DOE NP NSF(USA) Key Research Program of Frontier Sciences of CAS,CAS PIFI the Thousand Talents Program(China) RFBR RSF Yandex LLC(Russia) GVA XuntaGal GENCAT(Spain) the Royal Society and the Leverhulme Trust(United Kingdom)
主 题:doubly charmed baryons hadron production QCD
摘 要:The production of ■baryons in proton-proton collisions at a centre-of-mass energy of √s = 13 TeV is measured in the transverse-momentum range 4pT15GeV/c and the rapidity range2.0y4.5.The data used in this measurement correspond to an integrated luminosity of 1.7fb^-1,recorded by the LHCb experiment during 2016.The ratio of the ■ production cross-section times the branching fraction of the■→∧^+cK^-π^+ π^+decay relative to the prompt ∧^+c production cross-section is found to be(2.22±0.27±0.29)×10^-4,assuming the central value of the measured lifetime,where the first uncertainty is statistical and the second systematic.