Constraint on the Higgs boson width in the diphoton final state using signal-background interference in proton-proton collisions at $ \sqrt{s}= $ 13 TeV
Arzunik Gevorgyan, Aram Hayrapetyan, Vladimir Makarenko, Armen Tumasyan et autres
The standard model Higgs boson, with a mass of 125 GeV, has a predicted decay width, $Γ_\mathrm{H}$, of 4.1 MeV. This Letter presents the first constraint on $Γ_\mathrm{H}$ obtained through the interference between the resonant H $\to$$γγ$ process and the continuum $γγ$ …