The contributions to S, T, and U from heavy scalars in any irreducible representation of the electroweak gauge group SU(2)L×U(1)Y are obtained. We find that in the case of a heavy scalar doublet there is a slight difference between the S parameter we have obtained and that in previous works.
@article{arxiv.hep-ph/0612059,
title = {The Oblique Corrections from Heavy Scalars in Irreducible Representations},
author = {Hong-Hao Zhang and Wen-Bin Yan and Xue-Song Li},
journal= {arXiv preprint arXiv:hep-ph/0612059},
year = {2010}
}
Comments
6 pages, 2 axodraw figures; minor changes, references updated