Measurements of the properties of the Higgs-like boson with the CMS experiment at the LHC

Azzurri, P. (2013) Measurements of the properties of the Higgs-like boson with the CMS experiment at the LHC. Il nuovo cimento C, 36 (6). pp. 356-363. ISSN 1826-9885

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Abstract

Measurements of the properties of the recently discovered Higgs-like boson are presented using data samples recorded by the CMS experiment corresponding to integrated luminosities of up to 5.1 fb−1 at 7TeV and up to 12.2 fb−1 at 8TeV in proton proton collisions at the LHC. The results combine decay modes in pairs of photons, Z bosons, W bosons, tau leptons and b quarks. The mass of the boson is determined to be 125.8 ± 0.4 (stat.) ± 0.4 (syst.)GeV, and the signal strength at the measured mass is μ = 0.88 ± 0.21, normalized to the standard model expectation. Combined results on couplings, spin and parity reveal a broad agreement with the expectations of a standard model Higgs boson.

Item Type: Article
Uncontrolled Keywords: Standard-model Higgs bosons ; Hadron-induced high- and super-high-energy interactions (energy > 10 GeV) ; Radiation detectors ; Data analysis
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 07 May 2020 16:35
Last Modified: 07 May 2020 16:35
URI: http://eprints.bice.rm.cnr.it/id/eprint/18416

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