Google
×

Tau

Particle
The tau, also called the tau lepton, tau particle, tauon or tau electron, is an elementary particle similar to the electron, with negative electric charge and a spin of 1/2. Wikipedia
Mass: 1776.86±0.12 MeV/c2
Composition: Elementary particle
Discovered: Martin Lewis Perl et al. (1975)
Electric charge: −1 e
Family: Lepton
Generation: Third
Symbol: τ