Chinowsky, William
SIN2TW
[1800.0]
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A Determination of sin**2-theta from the forward - backward asymmetry in p anti-p ---> Z0 X ---> e+ e- X interactions at s**(1/2) = 1.8-TeV

The CDF collaboration Abe, F. ; Amidei, Dante E. ; Apollinari, G. ; et al.
Phys.Rev.Lett. 67 (1991) 1502-1506, 1991.
Inspire Record 317764 DOI 10.17182/hepdata.19899

An analysis of the forward-backward asymmetry in Z0 decays using data from the Collider Detector at Fermilab at √s =1.8 TeV yields AFB=[5.2±5.9(stat)±0.4(syst)]% and sin2θ¯W =0.228−0.015+0.017(stat)±0.002(syst).

2 data tables
Table 1

Asymmetry after background and QCD corrections.

Table 2

SIN2TW derived from asymmetry measurement fully corrected for background and radiative corrections.


A Measurement of the W boson mass

The CDF collaboration Abe, F. ; Amidei, Dante E. ; Apollinari, G. ; et al.
Phys.Rev.Lett. 65 (1990) 2243-2246, 1990.
Inspire Record 299674 DOI 10.17182/hepdata.19940

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 a c.m. energy of √s =1.8 TeV. This result, together with the world-average Z mass, determines the weak mixing angle to be sin2θW=0.232±0.008. Bounds on the top-quark mass are discussed.

1 data table
Table 1

Combining W mass result with world-average Z mass (91.191 GEV).