Single Scale Tadpoles and O(GF mt^2 as^3) Corrections to the rho Parameter
High Energy Physics - Phenomenology
2009-11-11 v2
Abstract
We present a new set of high precision numerical values of four-loop single-scale vacuum integrals, which we subsequently use to obtain the non-singlet corrections to the rho parameter at O(GF mt^2 as^3). Our result for Delta rho is in agreement with the recent calculation [1].
Cite
@article{arxiv.hep-ph/0606232,
title = {Single Scale Tadpoles and O(GF mt^2 as^3) Corrections to the rho Parameter},
author = {R. Boughezal and M. Czakon},
journal= {arXiv preprint arXiv:hep-ph/0606232},
year = {2009}
}
Comments
20 pages, references added, final version as published in journal