Professor at the Institute of Solid State Electronics (TU Wien)
Head of the Center for Micro and Nanostructures (TU Wien)
Professor at the Institute of Quantum Optics, Quantum Nanophysics and Quantum Information (UNI WIEN)
Professor at the Institute of Mathematic, Scientific and Technical Literacy
Section of Physics, its Didactics and its History (EUF)
Chair of Physical Chemistry II (FAU)
Editor of Surface Science
Professor at the Institute of Astro- and Particle Physics (UIBK)
Executive Director and Research Unit Chair
Institute of Nanotechnology (KIT)
Head of CRESST group (MPP)