Measurement of Wγ and Zγ production in proton-proton collisions at √s = 7 TeV with the ATLAS detector

We present studies of W and Z bosons with associated high energy photons produced in pp collisions at √s = 7TeV. The analysis uses 35 pb γ + X) event candidates are selected. The kinematic distributions of the leptons and photons and the production cross sections are measured. The data are found to...

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Publicado: 2011
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Acceso en línea:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_11266708_v2011_n9_p_TheATLAScollaboration
http://hdl.handle.net/20.500.12110/paper_11266708_v2011_n9_p_TheATLAScollaboration
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Sumario:We present studies of W and Z bosons with associated high energy photons produced in pp collisions at √s = 7TeV. The analysis uses 35 pb γ + X) event candidates are selected. The kinematic distributions of the leptons and photons and the production cross sections are measured. The data are found to agree with Standard Model predictions that include next-to-leading-order O(αα s ) contributions. © SISSA 2011.