CERN Accelerating science

001280684 001__ 1280684
001280684 005__ 20180615160745.0
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001280684 035__ $$9Inspire$$a925276
001280684 037__ $$aCMS-PAS-QCD-10-013
001280684 110__ $$aCMS Collaboration
001280684 245__ $$aHadronic Event Shapes in pp Collisions at 7 TeV
001280684 260__ $$c2010
001280684 269__ $$aGeneva$$bCERN
001280684 520__ $$aHadronic event shapes are studied with a data sample of 7~TeV proton-proton collisions collected with the CMS detector at the Large Hadron Collider (LHC). The size of the sample corresponds to an integrated luminosity of~78\,nb${}^{-1}$.
Jets constructed with different techniques are used as input for calculating event-shape variables, which probe the structure of the hadronic final state. Normalized event-shape distributions are shown to be robust against various sources of systematic uncertainty. It is demonstrated that these early measurements of event-shape variables are sensitive to differences in the modeling of QCD multi-jet production.
001280684 540__ $$3Preprint$$aCC-BY-4.0
001280684 6531_ $$9CMS$$aData
001280684 65017 $$2SzGeCERN$$aParticle Physics - Experiment
001280684 690C_ $$aCERN
001280684 693__ $$aCERN LHC$$eCMS
001280684 710__ $$gCMS Collaboration
001280684 8564_ $$uhttp://cms.cern.ch/iCMS/analysisadmin/cadi?ancode=QCD-10-013$$yAdditional information for the analysis (restricted access)
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001280684 980__ $$aNOTE
001280684 980__ $$aCMS-PHYSICS-ANALYSIS-SUMMARIES