
James Chadwick - English Physicist
(1891-1974)
February 1932
Chadwick bombards Berylium nuclei with alpha particles and discovers neutrons. The neutron had been predicted by Rutherford in 1920 and its discovery had been on Chadwick's mind ever since.



[ Previous Page | Introduction | Next Page ]
[ 1895 | 1900 | 1905 | 1910 | 1915 | 1920 | 1925 | 1930 | 1935 | 1940 | 1941 | 1942 | 1943 | 1944 | 1945 ]