1460102 20180615162717.0 oai:cds.cern.ch:1460102 cerncds:FULLTEXT cerncds:cms-pas Inspire 1260746 CMS-PAS-TOP-12-016 CMS Collaboration Measurement of the top polarization in the dilepton final state 2012 Geneva CERN A measurement of the top quark polarization in \ttll\ events is performed in a data sample corresponding to a total integrated luminosity of \Lumiyt\ collected by the CMS experiment in pp collisions at a centre-of-mass energy of 7~TeV at the LHC. %In view of a significant excess reported in the top forward backward asymmetry at the Tevatron, The measured value in the helicity basis is $P_{n} = -0.009 \pm 0.029 \pm 0.041$, in agreement with the standard model expectation. %These results are used to constrain contribution from axigluon production as well as from a t-channel \cPWpr\ exchange. CC-BY-4.0 Preprint SzGeCERN Particle Physics - Experiment CMS Data CERN CERN LHC CMS CMS Collaboration http://cms.cern.ch/iCMS/analysisadmin/cadi?ancode=TOP-12-016 Additional information for the analysis (restricted access) http://cds.cern.ch/record/1460102/files/TOP-12-016-pas.pdf Fulltext in PDF http://cds.cern.ch/record/1460102/files/Figure_001-a.pdf Figure_001-a Figure http://cds.cern.ch/record/1460102/files/Figure_001-b.pdf Figure_001-b Figure http://cds.cern.ch/record/1460102/files/Figure_002-a.pdf Figure_002-a Figure http://cds.cern.ch/record/1460102/files/Figure_002-b.pdf Figure_002-b Figure http://cds.cern.ch/record/1460102/files/Figure_003-a.pdf Figure_003-a Figure http://cds.cern.ch/record/1460102/files/Figure_003-b.pdf Figure_003-b Figure http://cds.cern.ch/record/1460102/files/Figure_004.pdf Figure_004 Figure http://cds.cern.ch/record/1460102/files/Figure_001-a.png?subformat=icon icon Figure_001-a Figure http://cds.cern.ch/record/1460102/files/Figure_001-b.png?subformat=icon icon Figure_001-b Figure http://cds.cern.ch/record/1460102/files/Figure_002-a.png?subformat=icon icon Figure_002-a Figure http://cds.cern.ch/record/1460102/files/Figure_002-b.png?subformat=icon icon Figure_002-b Figure http://cds.cern.ch/record/1460102/files/Figure_003-a.png?subformat=icon icon Figure_003-a Figure http://cds.cern.ch/record/1460102/files/Figure_003-b.png?subformat=icon icon Figure_003-b Figure http://cds.cern.ch/record/1460102/files/Figure_004.png?subformat=icon icon Figure_004 Figure cms-pag-conveners-top@cern.ch CMS-PHYSICS-ANALYSIS-SUMMARIES NOTE