Measurement of theW-boson mass in 1.8-TeVp¯pcollisions

Authors:
  • FAF. Abe
    F. Abe
  • DAD. Amidei
    D. Amidei
  • GAG. Apollinari
    G. Apollinari
  • MAM. Atac
    M. Atac
  • PAP. Auchincloss
    P. Auchincloss
  • ABA. R. Baden
    A. R. Baden
  • ABA. Bamberger
    A. Bamberger
  • ABA. Barbaro-Galtieri
    A. Barbaro-Galtieri
  • VBV. E. Barnes
    V. E. Barnes
  • FBF. Bedeschi
    F. Bedeschi
  • SBS. Behrends
    S. Behrends
  • SBS. Belforte
    S. Belforte

Abstract
We have determined mW=79.91±0.39 GeV/c2 from an analysis of W→eν and W→μν data from the Collider Detector at Fermilab in p¯p collisions at s=1.8 TeV. From this result and the world-average Z mass, the weak mixing angle is determined to be sin2θW=0.232±0.008. An upper bound on the top-quark mass derived from this result is discussed.

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