Hans Kramers

Hans Kramers
Hans Kramers in July-August 1928, Ann Arbor
Born	Hendrik Anthony Kramers (1894-12-17)17 December 1894 Rotterdam, Netherlands
Died	24 April 1952(1952-04-24) (aged 57) Oegstgeest, Netherlands
Nationality	Dutch
Alma mater	Leiden University
Known for	Kramers transition matrix Kramers theory of reaction rates Kramers' law Kramers' opacity law Kramers' degeneracy theorem Kramers–Anderson superexchange Kramers–Gaunt factor Kramers–Heisenberg formula Kramers–Henneberger frame Kramers–Kronig relations Kramers-Moyal expansion Kramers–Wannier duality Bohr–Kramers–Slater theory Klein–Kramers equation Wentzel–Kramers–Brillouin approximation Chain reaction Thermoacoustics Transfer-matrix method
Awards	Lorentz Medal (1947) Hughes Medal (1951)
Scientific career
Fields	Physics
Doctoral advisor	Niels Bohr Paul Ehrenfest
Doctoral students	Dirk ter Haar Nico van Kampen Tjalling Koopmans

Hendrik Anthony "Hans" Kramers (17 December 1894 – 24 April 1952) was a Dutch physicist who worked with Niels Bohr to understand how electromagnetic waves interact with matter and made important contributions to quantum mechanics and statistical physics.