JJ discovered the Electrons (1 gen 1897 anni – 31 dic 1897 anni)
Descrizione:
In 1897, J.J. Thomson discovered the electron by experimenting with a Crookes, or cathode ray, tube. He demonstrated that cathode rays were negatively charged. In addition, he also studied positively charged particles in neon gas.Aggiunto al nastro di tempo:
Data:
1 gen 1897 anni
31 dic 1897 anni
~ 12 months