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June 15, 2024
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17 avr. 1932 - James Chadwick-Discovery of Neutrons

Description:

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) .

Ajouté au bande de temps:

16 oct. 2017
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346

Date:

17 avr. 1932
Maintenaint
~ Il y a 92 ans