How can elementary particles decay?
1 Answer
Jun 29, 2016
Most elementary particles can't decay.
Explanation:
The elementary particles such as the photon, neutrinos and electron don't decay.
The heavier composite particles do decay. The neutron decays with a half life of about
The big question is whether the proton decays. If it does the half life is billions of years or more. Proton decay has never been observed.