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Measurement of the Higgs boson mass in the H → ZZ⁎ → 4ℓ and H → γγ channels with s=13 TeV pp collisions using the ATLAS detector

2018/06/30 by ATLAS Collaboration, M. Aaboud, G. Aad +98 · 1 citation
Physics and Astronomy · #ATLAS experiment #Atlas (anatomy) #Boson #Hadron #Higgs boson #High-Energy Particle Collisions Research #Large Hadron Collider #Nuclear physics #Particle Detector Development and Performance #Particle physics #Particle physics theoretical and experimental studies #Physics #hep-ex

paper · pdf · doi:10.1016/j.physletb.2018.07.050

published as Phys. Lett. B 784 (2018) 345 · Comments: 39 pages in total, author list starting page 23, 4 figures, 1 tables, published in Phys Lett B. All figures including auxiliary figures are available at http://atlas.web.cern.ch/Atlas/GROUPS/PHYSICS/PAPERS/HIGG-2016-33

openalex created_date 2018/05/17 · openalex publication_date 2018/08/01 · arxiv created 2018/10/10 · arxiv updated 2018/10/11 · openalex updated_date 2026/08/06

Abstract

The mass of the Higgs boson is measured in the H → Z Z ⁎ → 4 ℓ and in the H → γ γ decay channels with 36.1 fb −1 of proton–proton collision data from the Large Hadron Collider at a centre-of-mass energy of 13 TeV recorded by the ATLAS detector in 2015 and 2016. The measured value in the H → Z Z ⁎ → 4 ℓ channel is m H Z Z ⁎ = 124.79 ± 0.37 GeV , while the measured value in the H → γ γ channel is m H γ γ = 124.93 ± 0.40 GeV . Combining these results with the ATLAS measurement based on 7 and 8 TeV proton–proton collision data yields a Higgs boson mass of m H = 124.97 ± 0.24 GeV .

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