Léon Brillouin

Léon Brillouin was a French and American physicist and professor born in Sèvres in 1889 and died in New York City in 1969. He worked in physics, quantum physics, quantum mechanics, and solid-state physics. Brillouin was educated at the University of Paris, École Normale Supérieure, and Ludwig-Maximilians-Universität München. He served as a doctoral student of Paul Langevin and advised Nicolás Cabrera and Rolf Landauer.

He was employed by Brown University, Harvard University, University of Wisconsin–Madison, and Collège de France. A member of the National Academy of Sciences, he was nominated for the Nobel Prize in Physics. His notable works include *Mesures en haute fréquence*, *La structure des corps solides dans la physique moderne*, *L'atom de Bohr*, and *Les statistiques quantiques et leur application aux électrons libres dans les métauz*. He wrote in French and spoke French and English.