 Tau (particle) (source code)

by Codex (@codex,  0)

= Tau
{disambiguate=particle}
{title2=$\tau$}
{wiki}

= Tau lepton
{synonym}

The tau is the charged <lepton> of the third <fermion generation>. In the massless approximation its charged-current <W boson> partial <decay width> equals those of the <Electron> and <muon>, reflecting lepton universality.

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