Laser research at the Universität Heidelberg, 1965-1970. Thesis research. Collaboration on a commercial laser. Hänsch's laboratory style.
This joint interview with James Franck and Hertha Sponer-Franck was conducted as part of the Archives for the History of Quantum Physics project, w
Part of the Archives for the History of Quantum Physics oral history collection, which includes tapes and transcripts of oral history interviews co