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Results of H->tautau from ATLAS
A search for the Standard Model (SM) Higgs boson decaying into a pair of tau leptons is reported. The analysis, exploiting each of the tau-decay into leplep, lephad and hadhad final states, is based on data samples of proton-proton collisions collected by the ATLAS experiment at the LHC and correspo...
Autor principal: | |
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Lenguaje: | eng |
Publicado: |
2013
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Materias: | |
Acceso en línea: | http://cds.cern.ch/record/1529883 |
Sumario: | A search for the Standard Model (SM) Higgs boson decaying into a pair of tau leptons is reported. The analysis, exploiting each of the tau-decay into leplep, lephad and hadhad final states, is based on data samples of proton-proton collisions collected by the ATLAS experiment at the LHC and corresponding to integrated luminosities of 4.6 fb-1 and 13.0 fb-1 at centre-ofmass energies of sqrt(s) = 7 TeV and 8 TeV, respectively. The observed (expected) upper limit at 95% CL on the cross-section times the branching ratio for SM H->tautau is found to be 1.9 (1.2) times the SM prediction for a Higgs boson with mass mH=125 GeV. For this mass, the observed (expected) deviation from the background-only hypothesis corresponds to a local significance of 1.1 (1.7) standard deviations. |
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