${\epsilon }_b$ Constraints on Self--Couplings of Vector Bosons

O. J. P. Eboli, S. M. Lietti, M. C. Gonzalez-Garcia +1

We analyze the constraints on possible anomalous contributions to the $W^{+}{W}^{-}Z$ vertex coming from non-universal radiative corrections to the $Z\to b\bar{b}$ width. We pa…