Aller au contenu principal
Accès ouvert déclaré 2026 article

Test of Lepton Flavor Universality with B 0 → K * 0 ℓ + ℓ − Decays at Large Dilepton Invariant Mass

0Citations signalées — pas une note de qualité
87Institutions déclarées
22Pays d’affiliation déclarés

Résumé fourni par la source

Muon-electron universality is tested in B^{0}→K^{*0}ℓ^{+}ℓ^{-} decays, in the dilepton-invariant-mass region above the ψ(2S) resonance. The analysis uses beauty mesons produced in proton-proton collisions recorded by the LHCb detector at center-of-mass energies of 7, 8, and 13 TeV, corresponding to an integrated luminosity of 9 fb^{-1}. The ratio of branching fractions between the muon and electron channels R_{K^{*0}} is measured to be 1.08_{-0.12}^{+0.14}(stat)±0.07(syst) for a dilepton-invariant-mass squared above 14.0 GeV^{2}/c^{4}, consistent with the standard model prediction. This result represents the most precise measurement of R_{K^{*0}} in this region and the first such measurement performed at a hadron collider.

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

Contrôle bibliographique ouvert

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

Titre Crossref
Test of Lepton Flavor Universality with <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:msup> <mml:mi>B</mml:mi> <mml:mn>0</mml:mn> </mml:msup> <mml:mo stretchy="false">→</mml:mo> <mml:msup> <mml:mi>K</mml:mi> <mml:mrow> <mml:mo>*</mml:mo> <mml:mn>0</mml:mn> </mml:mrow> </mml:msup> <mml:msup> <mml:mo>ℓ</mml:mo> <mml:mo>+</mml:mo> </mml:msup> <mml:msup> <mml:mo>ℓ</mml:mo> <mml:mo>−</mml:mo> </mml:msup> </mml:math> Decays at Large Dilepton
Date Crossref
28/07/2026
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 ne compte pas comme une seconde source scientifique indépendante.

Institutions déclarées

National Institute for Subatomic PhysicsSyracuse UniversityUniversity of WarwickUniversity of ZurichUniversity of EdinburghUniversity of LiverpoolUniversidade de Santiago de CompostelaUniversity of BristolUppsala UniversityUniversity of GlasgowUniversité Paris-SaclayInstitut National de Physique Nucléaire et de Physique des ParticulesLaboratoire de Physique des 2 Infinis Irène Joliot-CurieUniversity of MichiganIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiTU Dortmund UniversityUniversity of FreiburgVilnius UniversityEuropean Organization for Nuclear ResearchUniversity of CambridgeSorbonne UniversitéLaboratoire MédiationsUniversidade Federal do Rio de JaneiroPeking UniversityIstituto Nazionale di Fisica Nucleare, Sezione di FirenzeIstituto Nazionale di Fisica Nucleare, Sezione di FerraraUniversidade da CoruñaIstituto Nazionale di Fisica Nucleare, Sezione di Milano BicoccaUniversity of Chinese Academy of SciencesIstituto Nazionale di Fisica Nucleare, Roma Tor VergataConsejo Nacional de RectoresAix-Marseille UniversitéÉcole Polytechnique Fédérale de LausanneMassachusetts Institute of TechnologyUniversity of OxfordHeidelberg UniversityCentral China Normal UniversityRuhr University BochumCentro Brasileiro de Pesquisas FísicasPontifícia Universidade Católica do Rio de JaneiroUniversity of ManchesterIstituto Nazionale di Fisica Nucleare, Sezione di BolognaJagiellonian UniversityAGH University of KrakowEötvös Loránd UniversityIstituto Nazionale di Fisica Nucleare, Sezione di PisaIstituto Nazionale di Fisica Nucleare, Sezione di GenovaIstituto Nazionale di Fisica Nucleare, Sezione di Roma IIstituto Nazionale di Fisica Nucleare, Sezione di PadovaTaras Shevchenko National University of KyivUniversity of BonnImperial College LondonLos Alamos National LaboratoryIndiana UniversityAustralian Regenerative Medicine InstituteMonash UniversityCracow University of TechnologyInstitute of Nuclear Physics, Polish Academy of SciencesThe Ohio State UniversityIstituto Nazionale di Fisica Nucleare, Sezione di CagliariMaastricht UniversityWuhan UniversityTsinghua UniversityUniversitat de BarcelonaUniversitat Ramon LlullHoria Hulubei National Institute for R and D in Physics and Nuclear EngineeringFZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicIstituto Nazionale di Fisica Nucleare, Sezione di BariUniversity of CincinnatiUniversity of GroningenSouth China Normal UniversityIstituto Nazionale di Fisica Nucleare, Sezione di PerugiaRutherford Appleton LaboratoryUniversitat de ValènciaUniversity of Maryland, College ParkKharkiv Institute of Physics and TechnologyIstituto Nazionale di Fisica Nucleare, Sezione di MilanoRWTH Aachen UniversityUniversidad Nacional de ColombiaUniversity of BirminghamUniversity College DublinHenan Normal UniversityLanzhou UniversityHunan UniversityUniversidad de Ingeniería y TecnologíaMax Planck Institute for Nuclear PhysicsUniversidad Andrés Bello

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

Sujets associés

Particle physics theoretical and experimental studiesNeutrino Physics ResearchQuantum Chromodynamics and Particle Interactions

BNTIC News n’est pas le producteur de ces données. Recherche à la demande dans Crossref et Europe PMC, sans clé ; OpenAlex reste optionnel. Aucun service payant requis, aucune réponse conservée. Sources et limites.