24 janv. 1932 - Discovery of Neutrons: Neutrons were discovered in 1932 by James Chadwick. Before the experiment a 3rd particle had been proposed to account for missing mass. They knew that it would weigh the same as a proton and have no charge. The existence of the particle was confirmed by James and he won the 1935 Nobel physics prize.
Ajouté au bande de temps:
Date:
24 janv. 1932
Maintenaint
~ Il y a 92 ans
