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tau particle
tau particle
- An elementary particle of the lepton family, having a mass about 3,550 times that of the electron, a negative electric charge, and a mean lifetime of 3 × 10 -13 seconds.
- See Table at subatomic particle
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Example Sentences
Examples have not been reviewed.
The group of particles known as fermions consists of two types: quarks, which make up protons and neutrons; and leptons, namely, the electron, muon, tau particle and neutrino.
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