Cathode Ray Tube (11 giug 1897 anni – 28 gen 1902 anni)
Descrizione:
J.J. Thompson discovered the electron, the first of the subatomic particles, using the cathode ray tube experiment. He found that many different metals release cathode rays, and that cathode rays were made of electrons, very small negatively charged particlesAggiunto al nastro di tempo:
Data:
11 giug 1897 anni
28 gen 1902 anni
~ 4 years and 7 months