Baryons Mesons Leptons Gauge
n p Δ Λ Σ Ξ Ω

Particle mass [MeV] t1/2 Spin/Parity μ [nm] Q [b] Ref. Std Citation doi
p 938.272046(21) mean τ = > 2.1×1029 yr 1/2+ 2.792847356(23) 10.1088/1674-1137/38/9/090001