Professor of Electrical and Computer Engineering, Purdue University

Professor of Physics, Politecnico di Milano

Physics Department, University of Michigan, Ann Arbor, MI 48109

Peter A. Franken Professor of Physics and Professor, Electrical Engineering and

Purdue University, School of ECE

Leibniz Universität Hannover

University of MIchigan

Professor of Physics, University of Münster, Germany

Professor for Experimental Physics, University of Oldenburg

Professor, Huazhong University of Science and Technology