9 janv. 1912 - Niles Bohr
Description:
He contributed to the atomic structure and quantum theory. He also discovered that electrons kept their energy levels when rotating, and that an electron cloud can drop from one orbital to a lower orbital,emitting a photon of energy.
Ajouté au bande de temps:
Date:
9 janv. 1912
Maintenaint
~ Il y a 113 ans