This table gives a hint on the historical development of particle physics. However, the discoveries are rarely due to a single person and never happen instantaneously. The dates indicate the year of the most relevant publication(s), the names are those of the main contributors.
H. Bequerel discovery of the particle radiation (radioactivity)
J. J. Thomson discovery of the electron
V. Hess discovery of the cosmic rays
C. T. R. Wilson cloud chamber
S. N. Bose Quantum statistics – integer spins
E. Fermi Quantum statistics – half-integer spins
P. A. M. Dirac relativistic wave equation for the electron
H. Geiger Geiger counter
E. Hubble expansion ...