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Accès ouvert déclaré 2024 article

Measurement of Born cross sections of $$ {e}^{+}{e}^{-}\to {\Xi}^0{\overline{\Xi}}^0 $$ and search for charmonium(-like) states at $$ \sqrt{s} $$ = 3.51–4.95 GeV

6Citations signalées, ce qui n’est pas une note de qualité
98Institutions déclarées
20Pays d’affiliation déclarés

Rattachement africain : cn, ru, se, de, it, pl, mn, us, tr, kr, gb, th, pk, cl, nl, in, ch, ca, gr, cy. Niveau de preuve : code pays fourni par la source.

Le résumé fourni par la source

A bstract Using e + e − collision data collected by the BESIII detector at BEPCII corresponding to an integrated luminosity of 30 fb − 1 , we measure Born cross sections and effective form factors for the process $$ {e}^{+}{e}^{-}\to {\Xi}^0{\overline{\Xi}}^0 $$ e + e − → Ξ 0 Ξ ¯ 0 at forty-five center-of-mass energies between 3.51 and 4.95 GeV. The dressed cross section is fitted, assuming a power-law function plus a charmonium(-like) state, i.e., ψ (3770), ψ (4040), ψ (4160), ψ (4230), ψ (4360), ψ (4415) or ψ (4660). No significant charmonium(-like) state decaying into $$ {\Xi}^0{\overline{\Xi}}^0 $$ Ξ 0 Ξ ¯ 0 is observed. Upper limits at the 90% confidence level on the product of the branching fraction and the electronic partial width are provided for each decay. In addition, ratios of the Born cross sections and the effective form factors for $$ {e}^{+}{e}^{-}\to {\Xi}^0{\overline{\Xi}}^0 $$ e + e − → Ξ 0 Ξ ¯ 0 and $$ {e}^{+}{e}^{-}\to {\Xi}^{-}{\overline{\Xi}}^{+} $$ e + e − → Ξ − Ξ ¯ + are also presented to test isospin symmetry and the vector meson dominance model.

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 ; titre concordant.

Titre Crossref
Measurement of Born cross sections of $$ {e}^{+}{e}^{-}\to {\Xi}^0{\overline{\Xi}}^0 $$ and search for charmonium(-like) states at $$ \sqrt{s} $$ = 3.51–4.95 GeV
Date Crossref
08/11/2024
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

Institute of High Energy PhysicsNovosibirsk State UniversitySiberian Branch of the Russian Academy of SciencesBudker Institute of Nuclear PhysicsUppsala UniversityRuhr University BochumZhengzhou UniversityJohannes Gutenberg University MainzUniversity of TurinSoutheast UniversityJoint Institute for Nuclear ResearchIstituto Nazionale di Fisica Nucleare, Sezione di FerraraPeking UniversityUniversity of Chinese Academy of SciencesNational Centre for Nuclear ResearchInstitute of Physics and TechnologyIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali di FrascatiCarnegie Mellon UniversityUniversity of MünsterWuhan UniversityIstinye UniversityNankai UniversityMoscow Institute of Physics and TechnologyChina University of GeosciencesSoochow UniversityHenan UniversityNorth China Electric Power UniversityNanjing UniversityTsinghua UniversityInstitute of Modern PhysicsJilin UniversityJilin Medical UniversityHunan UniversityChung-Ang UniversityShandong UniversityYunnan UniversityHelmholtz Institute MainzUniversity of South ChinaUniversity of JinanLiaoning UniversityUniversità degli Studi del Piemonte Orientale “Amedeo Avogadro”Piedmont UniversityUniversity of Science and Technology of ChinaSun Yat-sen UniversityNanjing Normal UniversityUniversity of FerraraHenan Normal UniversityUniversity of ManchesterUniversity of OxfordGSI Helmholtz Centre for Heavy Ion ResearchGuangxi UniversityShandong Normal UniversityFudan UniversityIndiana University BloomingtonIndiana UniversityUniversity of Hawaii SystemSuranaree University of TechnologySouth China Normal UniversityUniversity of the PunjabLiaoning Normal UniversityHangzhou Normal UniversityHuangshan UniversityUniversity of TarapacáUniversity of GroningenIndian Institute of Technology MadrasJustus-Liebig-Universität GießenQufu Normal UniversityCentral China Normal UniversityGuangxi Normal UniversityHenan University of Science and TechnologyRenmin University of ChinaLanzhou UniversityHebei UniversityChina Center of Advanced Science and TechnologySichuan UniversityShanxi UniversityShanxi University of Traditional Chinese MedicineHenan University of TechnologyCentral South UniversityZhejiang UniversityGoethe University FrankfurtCOMSATS University IslamabadUniversity of PerugiaIstituto Nazionale di Fisica Nucleare, Sezione di PerugiaKurchatov InstituteHunan Normal UniversityÉcole Polytechnique Fédérale de LausanneShanghai Jiao Tong UniversityInstitute of Particle PhysicsInstitute of Nuclear and Particle PhysicsNear East UniversityInner Mongolia UniversityBeihang UniversityYantai UniversityUniversity of BristolBristol Robotics LaboratoryShanxi Normal UniversityUniversity of Science and Technology Liaoning

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

Les sujets associés

Particle physics theoretical and experimental studiesQuantum Chromodynamics and Particle InteractionsHigh-Energy Particle Collisions Research

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