2000- : | Professor of Physics, Institute of Physics and Astronomy, University of Aarhus, Denmark. |
1991-2000: | Associate Professor (lektor), Institute of Physics and Astronomy, University of Aarhus, Denmark. |
Jan. 1997: | Institut für Theoretische Physik, Innsbruck (with Prof. P. Zoller); Gastprofessor, financed by Universität Innsbruck. |
Sep. 1996: | Institut d'Optique, Université Paris Sud, Orsay (with Prof. A. Aspect); Professeur Invité financed by the Academie de Versailles |
1992-1993: | Max-Planck-Institut für Quantenoptik, Garching (with Prof. H. Walther); Research Fellowship financed by the Alexander-von-Humboldt Foundation. |
Feb.1990-Oct.1991: | Senior Scholar, Institute of Physics, University of Aarhus. |
Feb.-Jul.1989: | Laboratoire de Spectroscopie Hertzienne de l’École Normale Supérieure, Paris (with Prof. C. Cohen-Tannoudji); financed by the Danish Research Academy and the French Ministry of Education. |
1986-1987: | Carlsberg Scholar. |