J.J. Thomson (dec 18, 1876 – aug 30, 1940)
Description:
He died in Cambridge, United kingdom. In 1897 Thomson discovered the electron by expiramenting with a crookes or "cathode ray tube". He also studied positively charged particles in neon gas.Added to timeline:
Date:
dec 18, 1876
aug 30, 1940
~ 63 years