James Chadwick (20 окт 1891 г. – 24 июл 1974 г.)
Описание:
1891-1974 AD in England and Europe-Discovered the neutron
-Studied the power of polonium gamma rays
-At first believed the neutron was a complex particle consisting of a proton and an electron (disproved by Heisenberg)
Добавлено на ленту времени:
Дата:
20 окт 1891 г.
24 июл 1974 г.
~ 82 years
