Ben Roy Mottelson
| Ben Roy Mottelson | |
|---|---|
| Mottelson 1963 in Copenhagen | |
| Born | 9 July 1926 | 
| Died | 13 May 2022 (aged 95) Copenhagen, Denmark | 
| Citizenship | American, Danish | 
| Alma mater | Purdue University (BS) Harvard University (PhD) | 
| Known for | Geometry of atomic nuclei | 
| Spouse(s) | Nancy Jane Reno (1948–1975; 3 children) Britta Marger Siegumfeldt  (m. 1983) | 
| Awards | Atoms for Peace Award (1969) John Price Wetherill Medal (1974) Nobel Prize in Physics (1975) Marian Smoluchowski Medal (1980) | 
| Scientific career | |
| Fields | Nuclear physics | 
| Institutions | Nordita | 
| Thesis | The ground states of lithium-6 and lithium-7 (1950) | 
| Doctoral advisor | Julian Schwinger | 
Ben Roy Mottelson (9 July 1926 – 13 May 2022) was an American-Danish nuclear physicist. He won the 1975 Nobel Prize in Physics for his work on the non-spherical geometry of atomic nuclei.