An Upper Limit on the Mass of the ντ\nu_\tau

Collaboration
Jun, 1985
4 pages
Published in:
  • Phys.Lett.B 163 (1985) 404
  • Published: 1985
Report number:
  • DESY-85-054
Experiments:

Citations per year

1985198819911994199705101520253035
Abstract: (Elsevier)
Using the ARGUS detector at the e + e − storage ring DORIS II, we have measured the v τ energy spectrum in the decay π + π − π ± v τ of τ leptons produced near s =10 GeV . From this energy spectrum, we derive an upper limit of m(v τ )<70 MeV c 2 at the 95% confidence level.
  • TALK
  • ELECTRON POSITRON: COLLIDING BEAMS
  • COLLIDING BEAMS: ELECTRON POSITRON
  • ELECTRON POSITRON: ANNIHILATION
  • ANNIHILATION: ELECTRON POSITRON
  • TAU: ELECTROPRODUCTION
  • ELECTROPRODUCTION: TAU
  • TAU: PAIR PRODUCTION
  • PAIR PRODUCTION: TAU
  • TAU: SEMILEPTONIC DECAY