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Preprint
Report number arXiv:1011.0158
Title W and Z Production in pp Collisions at 7TeV with ATLAS
Author(s) Prasad, Srivas (Harvard U.)
Publication 2010
Imprint 02 Nov 2010
Number of pages 3
Note Comments: 3 pages, 6 figures
Presented at Hadron Collider Physics Symposium 2010, Toronto, Ontario, Canada, 23 - 27 Aug 2010
Subject category Particle Physics - Experiment
Accelerator/Facility, Experiment CERN LHC ; ATLAS
Abstract Measurements of W and Z cross-sections in pp collisions at ECM = 7 TeV at the Large Hadron Collider are reported from the ATLAS experiment. From an observation of 118 leptonic W candidates, the inclusive W cross-section times leptonic branching fraction is measured as [9.3 \pm 0.9(stat) \pm 0.6(syst) \pm 1.0(lumi)] nb. The result for the Z boson is [0.83 \pm 0.07(stat) \pm 0.06(syst) \pm 0.09(lumi)] nb. These results agree with theoretical expectations from NNLO QCD.
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 Record created 2010-11-02, last modified 2023-03-14


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