Aller au contenu principal
Accès ouvert déclaré 2015 article

Determination of the Ratio of b -Quark Fragmentation Fractions fs/fd in pp Collisions at s=7 TeV with the ATLAS Detector

36Citations signalées, ce qui n’est pas une note de qualité
244Institutions déclarées
39Pays d’affiliation déclarés

Rattachement africain : fr, us, tw, az, nl, ca, il, se, it, pl, de, gb, rs, es, pt, ru, ar, ch, gr, dk, jp, br, sk, tr, cz, Afrique du Sud, cn, au, Maroc, hk, cl, no, si, ge, am, by, at, co, ro. Niveau de preuve : code pays fourni par la source.

Le résumé fourni par la source

With an integrated luminosity of $2.47\text{ }\text{ }{\mathrm{fb}}^{\ensuremath{-}1}$ recorded by the ATLAS experiment at the LHC, the exclusive decays ${B}_{s}^{0}\ensuremath{\rightarrow}J/\ensuremath{\psi}\ensuremath{\phi}$ and ${B}_{d}^{0}\ensuremath{\rightarrow}J/\ensuremath{\psi}{K}^{*0}$ of $B$ mesons produced in $pp$ collisions at $\sqrt{s}=7\text{ }\text{ }\mathrm{TeV}$ are used to determine the ratio of fragmentation fractions ${f}_{s}/{f}_{d}$. From the observed ${B}_{s}^{0}\ensuremath{\rightarrow}J/\ensuremath{\psi}\ensuremath{\phi}$ and ${B}_{d}^{0}\ensuremath{\rightarrow}J/\ensuremath{\psi}{K}^{*0}$ yields, the quantity $({f}_{s}/{f}_{d})[\mathcal{B}({B}_{s}^{0}\ensuremath{\rightarrow}J/\ensuremath{\psi}\ensuremath{\phi})/\mathcal{B}({B}_{d}^{0}\ensuremath{\rightarrow}J/\ensuremath{\psi}{K}^{*0})]$ is measured to be $0.199\ifmmode\pm\else\textpm\fi{}0.004(\text{stat})\ifmmode\pm\else\textpm\fi{}\phantom{\rule{0ex}{0ex}}0.008(\text{syst})$. Using a recent theory prediction for $[\mathcal{B}({B}_{s}^{0}\ensuremath{\rightarrow}J/\ensuremath{\psi}\ensuremath{\phi})/\mathcal{B}({B}_{d}^{0}\ensuremath{\rightarrow}J/\ensuremath{\psi}{K}^{*0})]$ yields $({f}_{s}/{f}_{d})=0.240\ifmmode\pm\else\textpm\fi{}0.004(\text{stat})\ifmmode\pm\else\textpm\fi{}0.010(\text{syst})\ifmmode\pm\else\textpm\fi{}0.017(\mathrm{th})$. This result is based on a new approach that provides a significant improvement of the world average.

Ce résumé expose les affirmations des auteurs. BNTIC ne l’interprète pas comme une validation indépendante des résultats.

Le contrôle bibliographique ouvert

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

Titre Crossref
Determination of the Ratio of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>b</mml:mi></mml:math>-Quark Fragmentation Fractions<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi>f</mml:mi></mml:mrow><mml:mrow><mml:mi>s</mml:mi></mml:mrow></mml:msub><mml:mo stretchy="false">/</mml:mo><mml:msub><mml:mrow><mml:mi>f</mml:mi></mml:mrow><mml:mrow><mml:mi>d</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math>in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>p</mml:mi><mml:mi>p</mml:mi></mml:math>Collisions at<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msqrt><mml:mi>s</mml:mi></mml:msqrt><mml:mo>=</mml:mo><mml:mn>7</mml:mn><mml:mtext> </mml:mtext><mml:mtext> </mml:mtext><mml:mi>TeV</mml:mi></mml:math>with the ATLAS Detector
Date Crossref
30/12/2015
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

Centre National de la Recherche ScientifiqueAix-Marseille UniversitéCentre de physique des particules de MarseilleInstitut National de Physique Nucléaire et de Physique des ParticulesUniversity of OklahomaInstitute of Physics, Academia SinicaAzerbaijan National Academy of SciencesNational Institute for Subatomic PhysicsUniversity of AmsterdamMichigan State UniversityUniversity of TorontoTel Aviv UniversityTechnion – Israel Institute of TechnologyUniversity of OregonStockholm UniversityThe Abdus Salam International Centre for Theoretical Physics (ICTP)Istituto Nazionale di Fisica Nucleare, Sezione di TriesteIstituto Nazionale di Fisica Nucleare, Gruppo Collegato di UdineAGH University of KrakowBrookhaven National LaboratoryNorthern Illinois UniversityLudwig-Maximilians-Universität MünchenRutherford Appleton LaboratoryUniversity of LiverpoolUniversity of BelgradeUniversity of GöttingenUniversidad de GranadaLIP - Laboratory of Instrumentation and Experimental Particle PhysicsBoston UniversityJoint Institute for Nuclear ResearchUniversity of Rome Tor VergataIstituto Nazionale di Fisica Nucleare, Roma Tor VergataLund UniversityP.N. Lebedev Physical Institute of the Russian Academy of SciencesOsservatorio astronomico di BolognaIstituto Nazionale di Fisica Nucleare, Sezione di BolognaUniversity of BolognaUniversity of VictoriaLaboratoire de Physique Subatomique et de CosmologieUniversité Grenoble AlpesConsejo Nacional de Investigaciones Científicas y TécnicasInstituto de Física La PlataUniversidad Nacional de La PlataEuropean Organization for Nuclear ResearchNational Technical University of AthensIstituto Nazionale di Fisica Nucleare, Sezione di MilanoUniversity of ChicagoColumbia UniversityUniversity of SussexIstituto Nazionale di Fisica Nucleare, Sezione di NapoliUniversity of CopenhagenQueen Mary University of LondonUniversitat de ValènciaInstituto de Física CorpuscularInstitut de Microelectrònica de BarcelonaLawrence Berkeley National LaboratoryUniversity of California, BerkeleyHigh Energy Accelerator Research OrganizationUniversidade Federal do Rio de JaneiroBrandeis UniversityUniversity of MichiganUniversity of CoimbraUniversity of LisbonUniversity of FreiburgUniversity of SheffieldUniversity of GenevaHeidelberg UniversityUniversity of MilanNational and Kapodistrian University of AthensTechnische Universität DresdenSiberian Branch of the Russian Academy of SciencesBudker Institute of Nuclear PhysicsUniversitat Autònoma de BarcelonaInstitute for High Energy PhysicsUniversity of PisaIstituto Nazionale di Fisica Nucleare, Sezione di PisaIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiNational Research Nuclear University MEPhISlovak Academy of SciencesInstitute of Experimental Physics of the Slovak Academy of SciencesIstituto Nazionale di Fisica Nucleare, Sezione di Roma IUniversity of BirminghamDuke UniversityInstitute of Particle PhysicsUniversité de MontréalBoğaziçi UniversityUniversidad Autónoma de MadridUniversity of CambridgeUniversity of BonnInstitute for Theoretical and Experimental PhysicsThe University of TokyoComenius University BratislavaUniversity of Illinois Urbana-ChampaignUniversity of SiegenCzech Technical University in PragueUniversity of JohannesburgUniversité Paris-SudRoma Tre UniversityIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreCommissariat à l'Énergie Atomique et aux Énergies AlternativesCEA Paris-SaclayInstitut de Recherche sur les Lois Fondamentales de l'UniversAristotle University of ThessalonikiSapienza University of RomeChinese Academy of SciencesInstitute of High Energy PhysicsYale UniversityCharles UniversityStony Brook UniversityUniversity of ManchesterInstitute of Nuclear Physics, Polish Academy of SciencesUniversity of Wisconsin–MadisonUniversity of WuppertalThe University of MelbourneIstituto Nazionale di Fisica Nucleare, Sezione di GenovaUniversity of GenoaMax Planck Institute for PhysicsSLAC National Accelerator LaboratoryUniversité Savoie Mont BlancUniversity of OxfordHarvard UniversityLancaster UniversityKurchatov InstitutePetersburg Nuclear Physics InstituteUniversity of GlasgowUniversity of California, Santa CruzThe Ohio State UniversityUniversité Paris CitéSorbonne UniversitéLaboratoire de Physique Nucléaire et de Hautes ÉnergiesTufts UniversityUniversity of BernJohannes Gutenberg University MainzUniversity of WarwickGaziantep UniversityMcGill UniversityCarleton UniversityUniversity of Massachusetts AmherstUniversity of Hassan II CasablancaYork UniversityUppsala UniversityNew York UniversityRoyal Holloway University of LondonUniversity of PittsburghHumboldt-Universität zu BerlinUniversity College LondonThe University of SydneyUniversity of WashingtonArgonne National LaboratoryLomonosov Moscow State UniversityInstitute for High Energy PhysicsChinese University of Hong KongHong Kong University of Science and TechnologyUniversity of Hong KongUniversity at Albany, State University of New YorkUniversité Clermont AuvergneLaboratoire de Physique de Clermont AuvergneClermont UniversitéOklahoma State UniversityThe University of Texas at ArlingtonTokyo Metropolitan UniversityUniversity of UdineUniversity of PennsylvaniaWeizmann Institute of ScienceUniversity of the WitwatersrandUniversity of EdinburghFederico Santa María Technical UniversityUniversity of BergenSimon Fraser UniversityUniversity of OsloTU Dortmund UniversityUniversity of AlbertaUniversity of CalabriaAnkara UniversityTRIUMFShanghai Jiao Tong UniversitySouthern Methodist UniversityRadboud University NijmegenPontificia Universidad Católica de ChileUniversidade Federal de Juiz de ForaDoğuş UniversityIowa State UniversityShandong UniversityNanjing UniversityTsinghua UniversityKobe UniversityMohammed V UniversityUniversity of ArizonaIstituto Nazionale di Fisica Nucleare, Sezione di LecceIndiana University BloomingtonCzech Academy of SciencesFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicPalacký University OlomoucUniversity of LjubljanaJožef Stefan InstituteUniversity of PaviaIstituto Nazionale di Fisica Nucleare, Sezione di PaviaUniversity of California, IrvineUniversity of British ColumbiaMohamed I UniversityTbilisi State UniversityFederal University of São João del-ReiUniversidade de São PauloJustus-Liebig-Universität GießenCadi Ayyad UniversityThe University of OsakaNagasaki Institute of Applied ScienceUniversity of Science and Technology of ChinaNational Centre for Nuclear Energy, Science and TechnologyUniversity of New MexicoUniversity of SalentoLouisiana Tech UniversityA. Alikhanyan National LaboratoryUniversity of Cape TownUniversity of TsukubaNational Academy of Sciences of BelarusB.I. Stepanov Institute of PhysicsShinshu UniversityTokyo Institute of TechnologyObayashi (Japan)Nagoya UniversityWaseda UniversityKyoto UniversityThe University of Texas at DallasThe University of AdelaideUniversität InnsbruckKyushu UniversityIstanbul Aydın UniversityUniversity of WürzburgUniversidad Antonio NariñoKTH Royal Institute of TechnologyUniversity of IowaHampton UniversityHiroshima Institute of TechnologyOkayama University of ScienceUniversity of MinhoUniversidad de Buenos AiresJagiellonian UniversityInstitute of PhysicsNational Institute for Research and Development of Isotopic and Molecular TechnologiesCentre de Calcul de l’Institut National de Physique Nucléaire et de Physique des ParticulesTOBB University of Economics and TechnologyKyoto University of EducationMassachusetts Institute of Technology

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

Les sujets associés

Particle physics theoretical and experimental studiesHigh-Energy Particle Collisions ResearchQuantum Chromodynamics and Particle Interactions

BNTIC News n’est pas le producteur de ces données. Les publications sont interrogées à la demande dans Crossref, OpenAIRE, DOAJ, Europe PMC, HAL, DataCite, AfricArXiv, ROR et la Banque mondiale, sans clé d’accès. OpenAlex reste optionnel. Aucun service payant n’est nécessaire et aucune donnée externe n’est enregistrée en base. Consulter les sources et leurs limites.