Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
9861009 | Physics Letters B | 2005 | 7 Pages |
Abstract
We compute the four-loop QCD contribution to the electroweak Ï parameter induced by the singlet diagrams of the Z-boson self-energy. The numerical impact on the weak mixing angle and the W-boson mass is small.
Related Topics
Physical Sciences and Engineering
Physics and Astronomy
Nuclear and High Energy Physics
Authors
Y. Schröder, M. Steinhauser,