CPB Budapest 2017

Atoms: History of Model Development

Current Composition of Quarks ?

1964 M. Gell-Mann Nucleons: Quarks

1920 E. Rutherford Protons & neutrons

1927 W: Heisenberg Orbitals

1903

E. Rutherford Nucleus-Electron Shell model (planetray model)

1897 J.J. Thomson Plum pudding model

1803 J. Dalton

Homogenous Mater sphere

Democritus 460-370 BC