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31 July 2017 to 4 August 2017
Fermi National Accelerator Laboratory
US/Central timezone

Measurement of the effective weak mixing angle in dimuon events at D0 and combination of the weak mixing angle measurements and W mass extraction at the Tevatron

2 Aug 2017, 10:45
40m
Sunrise (Fermi National Accelerator Laboratory)

Sunrise

Fermi National Accelerator Laboratory

Presentation Precision Electroweak Physics Precision Electroweak Physics

Speaker

Dr Breese Quinn (University of Mississippi)

Description

We present the measurement of forward-backward charge asymmetry AFB in pp̄ → Z/γ∗ → μ+μ− events using 9.7 fb−1 of pp̄ data collected at sqrt s = 1.96 TeV by the D0 detector at the Fermilab Tevatron collider. AFB is measured as a function of the invariant mass of the dilepton system to extract the effective weak mixing angle sin2θeff. We discuss the combination of the four measurements of AFB in pp̄ → Z/γ∗ → e+e− /μ+μ− + X events using the full datasets collected by the D0 and CDF detectors at the Tevatron and present the indirect extraction of the W mass in the context of the standard model.

Primary author

Dr Breese Quinn (University of Mississippi)

Presentation materials