James Chadwick (1 janv. 1891 – 1 janv. 1974)
Description:
James Chadwick (1891-1974) was an English physicist that discovered the presence of the neutron in the nucleus of an atom through his experimentation (1932) in which he bombarded beryllium atoms with alpha particles, a subsequent result of which was an unknown radiation, interpreted by Chadwick as a neutrally-charged particle the same size as a proton, which became known as a neutron.Ajouté au bande de temps:
Date:
1 janv. 1891
1 janv. 1974
~ 83 years