Ben Roy Mottelson

Benjamin Roy Mottelson ( born July 9, 1926 in Chicago, Illinois ) is an American- Danish physicist.

After he was reassigned to a training program for officers at Purdue University during the Second World War, he made in 1947 his degree (BA ) and has studied at Harvard University, where he studied under Julian Seymour Schwinger received his doctorate in nuclear physics in 1950. From 1950 he was a postdoctoral fellow to Copenhagen, where his long collaboration with Aage Niels Bohr began. In 1957 he became a professor at the Physics Institute NORDITA in Copenhagen.

Mottelson received in 1975 along with Aage Niels Bohr and James Rainwater the Nobel Prize in Physics "for the discovery of the connection between collective motion and particle in atomic nuclei and the development of the theory of the structure of atomic nuclei based on this connection ".

On 14 May 1969 he was honored along with five other winners with the Atoms for Peace Award.

He is married for the second time and has three children from his first marriage.