noun: United States physicist (born in Germany) who with Gustav Hertz performed an electron scattering experiment that proved the existence of the stationary energy states postulated by Niels Bohr (1882-1964)
noun: French composer and teacher who influenced a generation of composers (1822-1890)
name: A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #8834)
