Scientific Career

  • Since 06/2019: Scientific Director (research fields energy & information) and until 06/2021 Spokesperson of the Board of Directors
  • since 05/2017: Acting scientific director of Helmholtz-Zentrum Berlin
  • 2014/2015: Guest professor at Ljubljana University, Slovenia
  • 08/2011 - 04/2017: Spokesperson of the division renewable energies at HZB
  • since 03/2008: Spokesperson of the program renewable energies of the Helmholtz Association
  • since 01/2007: Professor at Technische Universität Berlin, Faculty of Electrical Engineering and Computer Science (photovoltaics)
  • 06/2006 - 04/2017: Head of the silicon photovoltaics institute at HZB
  • 09/2005 - 12/2005: Guest scientist at Q-Cells AG thalheim (external adviser in the new business development group)
  • 1999 - 2006: Group leader at the photovoltaics institute at Forschungszentrum Jülich GmbH
  • 1996 - 1999: Research scientist at the photovoltaics institute at FZJ
  • 03/1997: PhD in Physics, Rheinisch-Westfälische Technische Hochschule Aachen (RWTH Aachen)
  • 11/1993 - 10/1996: PhD thesis (Institute of Thin Film and Ion Technology, FZJ)
  • 1993: Diploma in Physics (RWTH Aachen)
  • 1988 - 1993: Degree in Physics (Heidelberg University and RWTH Aachen)

Selected memberships, awards, honours

  • Member of the supervisory board of the Institut für Solarenergieforschung in Hameln - since 2019
  • Apple of Inspiration (awarded by the President of Slovenia) - 2018
  • Member of acatech (National Academy of Science and Engineering) - since 2017
  • Board member of the Arbeitskreis Energie of DPG (Deutsche Physikalische Gesellschaft) - since 2014
  • Member of the supervisory board of Photovoltaik-Institut Berlin AG - since 2014
  • Member of the board of trustees of ZSW Baden-Württemberg - since 2012