Professor, Lappeenranta-Lahti University of Technology

Professor, Princeton University

University of Cambridge and Swansea University

Professor, Chair for Photonics and Optoelectronics (PhOG), Nano-Institute Munich, LMU

Professor (retired) of Experimental Physics, Walter Schottky Institut, TU München

TU München, Walter Schottky Institut, Institute for Advanced Study

University of Delaware

Professor of Physics, University of Sheffield

Professor, The University of Texas at Austin

Professor of Physics, Vilnius University