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Article overview
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Precise measurement of the top-quark mass from lepton+jets events at D0 | D0 Collaboration
; V. Abazov
; | Date: |
31 May 2011 | Abstract: | We report a measurement of the mass of the top quark in lepton+jets final
states of ppbar->ttbar data corresponding to 2.6 fb-1 of integrated luminosity
collected by the D0 experiment at the Fermilab Tevatron Collider. Using a
matrix element method, we combine an insitu jet energy calibration with our
standard jet energy scale derived in studies of {gamma}+jet and dijet events
and employ a novel flavor-dependent jet response correction to measure a
top-quark mass of mt = 176.01 +/- 1.64 GeV. Combining this result with our
previous result obtained on an independent data set, we measure a top-quark
mass of mt = 174.94 +/- 1.49 GeV for a total integrated luminosity of 3.6 fb-1
. | Source: | arXiv, 1105.6287 | Other source: | [GID 1369659] 0807.2141 | Services: | Forum | Review | PDF | Favorites |
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