Ralph Kronig | |
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![]() Ralph de Laer Kronig (1904–1995) | |
Born | 10 March 1904 |
Died | 16 November 1995 | (aged 91)
Nationality | German |
Citizenship | United States Germany |
Alma mater | Columbia University |
Known for | Discovery of particle spin Kronig structure Kronig–Penney model Coster–Kronig transition Kramers–Kronig relations |
Awards | Max Planck Medal (1962) |
Scientific career | |
Institutions | Columbia University TU Delft |
Doctoral advisor | Albert Potter Wills |
Other academic advisors | Wolfgang Pauli |
Ralph Kronig (10 March 1904 – 16 November 1995) was a German physicist. He is noted for the discovery of particle spin and for his theory of X-ray absorption spectroscopy. His theories include the Kronig–Penney model, the Coster–Kronig transition and the Kramers–Kronig relations.