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1 gen 1886 anni - Eugen Goldstein discovers the proton.

Descrizione:

When Eugene Goldstein observes a cathode-ray tube, he noticed rays moving in the opposite direction, which he called canal rays.

The Canal Rays would be made up of positive electrons, which he would call the proton.

Aggiunto al nastro di tempo:

Data:

1 gen 1886 anni
Adesso
~ 139 years ago

Immagini: