par Abreu, Pedro;Bertrand, Daniel ; [et al.]
Référence European Physical Journal C. Particles and Fields, 10, page (201-218)
Publication Publié, 1999
Article révisé par les pairs
Résumé : Data collected with the DELPHI detector from 1993 to 1995 combined with previous DELPHI results for data from 1991 and 1992 yield the branching fractions B(τ → evv̄) = (17.877 ± 0.109stat ± 0.110sys)% and B(τ → μvv̄) = (17.325 ± 0.095stat ± 0.077sys)%.