17 апр 1932 г. - James Chadwick-Discovery of Neutrons
Описание:
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) .Добавлено на ленту времени:
Дата:
17 апр 1932 г.
Сейчас
~ 92 г назад
