tau particle


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Related to tau particle: lepton

tau particle

n
(Nuclear Physics) physics another name for tauon
References in periodicals archive ?
In the bestiary of particle physics, each of the three charged leptons--the familiar electron and the heavier muon and tau particle - have electrically neutral neutrino counterparts.
The recent OPERA experiment at the INFN's Gran Sasso laboratory in Italy first observed directly a tau particle in a muon neutrino beam generated by pion and kaon decays and sent through the Earth from CERN that is 732 km away [21-23].
Along with the electron and muon, the tau particle and three varieties of neutrinos are now firmly established as members of the lepton group of subatomic particles.