Please use this CITATION:
P.A. Zyla et al. (Particle Data Group), Prog. Theor. Exp. Phys. 2020, 083C01 (2020).
Cut-off date for this update was January 15, 2020.

Gauge and Higgs Bosons (gamma, g, W, Z, ...)

Leptons (e, mu, tau, ... neutrinos ...)

Quarks (u, d, s, c, b, t, b', t', Free)

Mesons    contents

Baryons    contents

Searches not in Other Sections (SUSY, Compositeness, ...)

Tests of Conservation Laws