1. Center for Nanophotonics, AMOLF, Science Park 104, 1098 XG Amsterdam, The Netherlands
2. Laboratory of Photomolecular Science (LSPM), École Polytechnique Fédérale de Lausanne (EPFL), Station 6, 1015 Lausanne, Switzerland
3. Department of Chemical Engineering, Delft University of Technology, Van der Maasweg 9, 2629 HZ Delft, The Netherlands
4. Institute of Materials Science Technical, University of Darmstadt, Alarich-Weiss-Strasse 2, D-64287 Darmstadt, Germany
5. IEK-5 Photovoltaik, Forschungszentrum Jülich GmbH, 52425 Jülich, Germany