17 abr 1932 año - James Chadwick-Discovery of Neutrons
Descripción:
1932-Using alpha particles, James discovered that neutral atomic particle had a mass close to a proton and a charge of 0. Thus the neutron was discovered. The experiment was when he shot alpha rays onto a sheet of beryllium (filtered out electrons) .
Añadido al timeline:
fecha:
17 abr 1932 año
Ahora mismo
~ 92 years ago