Keitel, Christoph H. Division Prof. Dr. Christoph H. Keitel, MPI for Nuclear Physics, Max Planck Society;
Scully, M. O., Hänsch, T. W., Fleischhauer, M., Keitel, C. H., & Zhu, S. Y. (1993). Enhancing the index of refraction without absorption: Phaseonium versus a mixture of two-level atoms. In W. T., Grandy (Ed.), Physics and probability: essays in honor of Edwin T. Jaynes (pp. 73-80). Cambridge [u.a.]: Cambridge Univ. Press.
