Aller au contenu principal
Accès ouvert déclaré 2025 article

First measurement of neutron capture multiplicity in neutrino-oxygen neutral-current quasielasticlike interactions using an accelerator neutrino beam

7Citations signalées — pas une note de qualité
70Institutions déclarées
14Pays d’affiliation déclarés

Résumé fourni par la source

We report the first measurement of neutron capture multiplicity in neutrino-oxygen neutral-current quasielasticlike interactions at the gadolinium-loaded Super-Kamiokande detector using the T2K neutrino beam, which has a peak energy of about 0.6 GeV. A total of 30 neutral-current quasielasticlike event candidates were selected from T2K data corresponding to an exposure of 1.76 × 10 20 protons on target. The γ ray signals resulting from neutron captures were identified using a neural network. The flux-averaged mean neutron capture multiplicity was measured to be 1.37 ± 0.33 ( stat . ) − 0.27 + 0.17 ( syst . ) , which is compatible within 2.3 sigma than predictions obtained using our nominal simulation. We discuss potential sources of systematic uncertainty in the prediction and demonstrate that a significant portion of this discrepancy arises from the modeling of hadron-nucleus interactions in the detector medium.

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 ; titre concordant.

Titre Crossref
First measurement of neutron capture multiplicity in neutrino-oxygen neutral-current quasielasticlike interactions using an accelerator neutrino beam
Date Crossref
06/08/2025
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

The University of TokyoHigh Energy Accelerator Research OrganizationLancaster UniversityUniversity of SheffieldInstitute of Particle PhysicsImperial College LondonKobe UniversityTokyo Metropolitan UniversityKyoto UniversityTohoku UniversityLouisiana State UniversityJoint Institute for Nuclear ResearchUniversity of WarwickUniversity of OxfordUniversity of LiverpoolInstitute of Nuclear Physics, Polish Academy of SciencesIstituto Nazionale di Fisica Nucleare, Sezione di BariPolytechnic University of BariEuropean Organization for Nuclear ResearchUniversity of GenevaSorbonne UniversitéLaboratoire MédiationsUniversité Paris-SaclayYokohama National UniversityUniversity of Silesia in KatowiceLaboratoire Leprince-RinguetUniversidad de SevillaInstitute for High Energy PhysicsLawrence Berkeley National LaboratoryUniversity of HoustonInstitute for Nuclear ResearchUniversity of PaduaIstituto Nazionale di Fisica Nucleare, Sezione di PadovaUniversity of Colorado SystemEötvös Loránd UniversityCalifornia University of PennsylvaniaIstituto Nazionale di Fisica Nucleare, Sezione di NapoliRutherford Appleton LaboratoryKing's College LondonState University of New YorkStony Brook UniversityWarsaw University of TechnologyUniversity of RochesterMiyagi University of EducationGhent University HospitalUniversity of WarsawUniversity of GlasgowYork UniversityVietnam Academy of Science and TechnologyOsaka Metropolitan UniversityTokyo University of ScienceRoyal Holloway University of LondonKeio UniversityJohannes Gutenberg University MainzOkayama UniversityNational Centre for Nuclear ResearchUniversidad Autónoma de MadridSouth Dakota School of Mines and TechnologyIstituto Nazionale di Fisica Nucleare, Sezione di Roma IMichigan State UniversityInstitute of Science TokyoUniversity of California SystemUniversity of ToyamaVietnam National University Ho Chi Minh CityUniversity of PittsburghRWTH Aachen UniversityDuke UniversityUniversity of Minnesota SystemStanford UniversityUniversity of British Columbia

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

Sujets associés

Neutrino Physics ResearchParticle physics theoretical and experimental studiesAstrophysics and Cosmic Phenomena

BNTIC News n’est pas le producteur de ces données. Recherche à la demande dans Crossref, OpenAIRE, DOAJ, Europe PMC, HAL, DataCite, ROR et la Banque mondiale, sans clé ; OpenAlex reste optionnel. Aucun service payant requis, aucune donnée externe enregistrée en base. Sources et limites.