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Search for the Standard Model Higgs Boson in the Decay Mode H->gamma gamma with ATLAS

A search for the Standard Model Higgs boson in the diphoton decay channel in proton-proton collisions using 4.8 $fb^{-1}$ at $\sqrt{s}=7 TeV$ and $5.9 fb^{-1}$ at $\sqrt{s}=8 TeV$ with the ATLAS detector at the LHC, over the diphoton mass range 110-150 GeV is reported. The observed exclusion ranges...

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Autor principal: Turra, R
Lenguaje:eng
Publicado: 2012
Materias:
Acceso en línea:http://cds.cern.ch/record/1471375
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author Turra, R
author_facet Turra, R
author_sort Turra, R
collection CERN
description A search for the Standard Model Higgs boson in the diphoton decay channel in proton-proton collisions using 4.8 $fb^{-1}$ at $\sqrt{s}=7 TeV$ and $5.9 fb^{-1}$ at $\sqrt{s}=8 TeV$ with the ATLAS detector at the LHC, over the diphoton mass range 110-150 GeV is reported. The observed exclusion ranges for a SM Higgs boson are 112 GeV to 122.5 GeV and 132 GeV to 143 GeV at 95% CL. An excess over the expected background is observed around 126.5 GeV and corresponds to a local significance of 4.5σ.
id cern-1471375
institution Organización Europea para la Investigación Nuclear
language eng
publishDate 2012
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spelling cern-14713752019-09-30T06:29:59Zhttp://cds.cern.ch/record/1471375engTurra, RSearch for the Standard Model Higgs Boson in the Decay Mode H->gamma gamma with ATLASDetectors and Experimental TechniquesA search for the Standard Model Higgs boson in the diphoton decay channel in proton-proton collisions using 4.8 $fb^{-1}$ at $\sqrt{s}=7 TeV$ and $5.9 fb^{-1}$ at $\sqrt{s}=8 TeV$ with the ATLAS detector at the LHC, over the diphoton mass range 110-150 GeV is reported. The observed exclusion ranges for a SM Higgs boson are 112 GeV to 122.5 GeV and 132 GeV to 143 GeV at 95% CL. An excess over the expected background is observed around 126.5 GeV and corresponds to a local significance of 4.5σ.ATL-PHYS-SLIDE-2012-485oai:cds.cern.ch:14713752012-08-02
spellingShingle Detectors and Experimental Techniques
Turra, R
Search for the Standard Model Higgs Boson in the Decay Mode H->gamma gamma with ATLAS
title Search for the Standard Model Higgs Boson in the Decay Mode H->gamma gamma with ATLAS
title_full Search for the Standard Model Higgs Boson in the Decay Mode H->gamma gamma with ATLAS
title_fullStr Search for the Standard Model Higgs Boson in the Decay Mode H->gamma gamma with ATLAS
title_full_unstemmed Search for the Standard Model Higgs Boson in the Decay Mode H->gamma gamma with ATLAS
title_short Search for the Standard Model Higgs Boson in the Decay Mode H->gamma gamma with ATLAS
title_sort search for the standard model higgs boson in the decay mode h->gamma gamma with atlas
topic Detectors and Experimental Techniques
url http://cds.cern.ch/record/1471375
work_keys_str_mv AT turrar searchforthestandardmodelhiggsbosoninthedecaymodehgammagammawithatlas