Atomic and nuclear physicists. 1932 group portrait of physicists and chemists who contributed during the early 20th century to the understanding of atomic and nuclear structure. Seated from left are: Sir James Chadwick,the discoverer of the neutron (1932),Hans Geiger,who invented a counter for charged nuclear particles,and (at centre) Sir Ernest Rutherford,considered the father of nuclear physics. Standing from left are: Gyorgy Hevesy,who introduced the use of radioactive tracers to biological systems,Mrs Geiger,Lise Meitner and Otto Hahn. The last two obtained the first nuclear fission (1939) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / PROF. PETER FOWLER |
Taille de l’image : | 5211 px × 3437 px |
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