J. J. Thomson โ the Centenary of His Dis
โ
Iwan W. Griffiths
๐
Article
๐
1997
๐
John Wiley and Sons
๐
English
โ 833 KB
Joseph John Thomson (1856Thomson ( -1940)), physicist, demonstrated the existence of the electron and, by deflection methods, measured its charge-to-mass ratio in 1897. He later applied similar methods to the study of positive ions and sorted the constituents of the beams into positive ray parabolas