The main and lowest-energy baryon {proton}| is mainly in atomic nuclei. Proton has three quarks, two up and one down. Proton mass is 10^-24 grams. Protons have infinite lifetime. However, if superweak nuclear force exists, lifetime is 10^31 years.
Physical Sciences>Physics>Matter>Particle>Subatomic>Fermion>Baryon
5-Physics-Matter-Particle-Subatomic-Fermion-Baryon
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Date Modified: 2022.0224