25 Apr 1856 Jahr - JJ Thomson
Beschreibung:
In 1897, J.J. Thomson discovered the electron. In addition, he also studied positively charged particles in neon gas.
Experimenting with a Crookes, or cathode ray, tube. He demonstrated that cathode rays were negatively charged.
Model- Plum Pudding Model
Zugefügt zum Band der Zeit:
Datum:
Abbildungen: