- Emeritus Professor since 1996 - Present
- Reese W. Flower Professor of Astronomy and Astrophysics, 1972-96
- Member, National Science Board, 1990-94
- Provost (interim), 1980-81
- Chair, Council of Graduate Deans, 1979-80
- Chair, Department of Astronomy and Astrophysics, 1973-79
Honors include:
- Fellow, American Physical Society (1972)
- Fellow, AAAS (1966)
- Chevalier, Ordre des palmes académiques, France (1993)
Education
D.Sc. (d’Etat) in Physics, University of Paris, Orsay (1964)
Research Interests
Astrophysics; Experimental cosmic-ray physics; Spallation reactions induced by cosmic rays; Exploding compact galaxies and quasars; Radiation shielding in astronautics.
Selected Publications
- High-Energy Nuclear Reactions in Astrophysics (W.A. Benjamin, 1967)
- Spallation Nuclear Reactions and Their Applications (with M. Merker) (Reidel, 1976)