1 gen 1850 anni - Eugene Goldstein
Descrizione:
Discovered positive activity in the atom, called it canal rays or anode rays. He did not know that this positive activity was in the nucleus because he did not know what a nucleus at the time of his work. Eugene Goldstein found protons.Aggiunto al nastro di tempo:
Data:
1 gen 1850 anni
Adesso
~ 175 years ago