Eur. Phys. J. C 18, 491-496
Tau lepton Michel parameters and new physicsA. Rougé
LPNHE Ecole Polytechnique-IN2P3/CNRS, 91128 Palaiseau Cedex, France Andre.Rouge@in2p3.fr
(Received: 4 October 2000 / Published online: 21 December 2000 - © Springer-Verlag 2000)
A complete discussion of the constraints on the Michel parameters and the ambiguities of their interpretation is presented. Estimators of new physics, optimized for a very wide class of hypotheses and models, are proposed.
© Società Italiana di Fisica, Springer-Verlag 2001