Search for low-mass dilepton resonances in Higgs boson decays to four-lepton final states in proton–proton collisions at √s = 13 TeV
Visualizar/abrir
Data
2022Tipo
Abstract
A search for low-mass dilepton resonances in Higgs boson decays is conducted in the four-lepton final state. The decay is assumed to proceed via a pair of beyond the standard model particles, or one such particle and a Z boson. The search uses proton–proton collision data collected with the CMS detector at the CERN LHC, corresponding to an integrated luminosity of 137 fb−1 , at a center-of-mass energy √s = 13 TeV. No significant deviation from the standard model expectation is observed. Upper l ...
A search for low-mass dilepton resonances in Higgs boson decays is conducted in the four-lepton final state. The decay is assumed to proceed via a pair of beyond the standard model particles, or one such particle and a Z boson. The search uses proton–proton collision data collected with the CMS detector at the CERN LHC, corresponding to an integrated luminosity of 137 fb−1 , at a center-of-mass energy √s = 13 TeV. No significant deviation from the standard model expectation is observed. Upper limits at 95% confidence level are set on model-independent Higgs boson decay branching fractions. Additionally, limits on dark photon and axion-like particle production, based on two specific models, are reported. ...
Contido em
The European physical journal. C, Particles and fields. Berlin. Vol. 82, no. 4 (Apr. 2022), 290, 28 p.
Origem
Estrangeiro
Coleções
-
Artigos de Periódicos (39951)Ciências Exatas e da Terra (6085)
Este item está licenciado na Creative Commons License