Once more on extra quark-lepton generations and precision measurements
High Energy Physics - Phenomenology
2010-04-30 v1
Abstract
Precision measurements of -boson parameters and -boson and -quark masses put strong constraints on non singlet New Physics. We demonstrate that one extra generation passes electroweak constraints even when all new particle masses are well above their direct mass bounds.
Cite
@article{arxiv.0904.4570,
title = {Once more on extra quark-lepton generations and precision measurements},
author = {V. A. Novikov and A. N. Rozanov and M. I. Vysotsky},
journal= {arXiv preprint arXiv:0904.4570},
year = {2010}
}
Comments
Dedicated to L.B. Okun's 80th birthday