Daniel Kleppner

Daniel Kleppner
Born(1932-12-16)December 16, 1932
DiedJune 16, 2025(2025-06-16) (aged 92)
Alma materWilliams College (BA)
University of Cambridge
Harvard University (PhD)
SpouseBeatrice Spencer Kleppner
AwardsLilienfeld Prize (1991)
MIT Killian Award (1995-96)
Oersted Medal (1997)
Wolf Prize in Physics (2005)
National Medal of Science (2006)
Frederic Ives Medal (2007)
Franklin Institute Award (2014)
APS Medal for Exceptional
Achievement in Research
(2017)
Scientific career
FieldsAMO physics
InstitutionsMIT
ThesisThe Broken Beam Resonance Experiment (1959)
Doctoral advisorNorman Ramsey
Doctoral studentsDavid E. Pritchard
William Daniel Phillips
Julia Steinberger
Websitephysics.mit.edu/faculty/daniel-kleppner/

Daniel Kleppner (December 16, 1932 - June 16, 2025) was an American physicist who is the Lester Wolfe Professor Emeritus of Physics at Massachusetts Institute of Technology (MIT) and co-founder and co-director of the MIT-Harvard Center for Ultracold Atoms. His areas of science included atomic, molecular, and optical physics, and his research interests included experimental atomic physics, laser spectroscopy, and high precision measurements.

Together with Robert J. Kolenkow, he authored a popular textbook An Introduction to Mechanics for advanced students.