1. Laboratory of Inorganic Chemistry, Department of Chemistry and Applied Biosciences, ETH Zürich, Vladimir Prelog Weg 1, CH-8093 Zürich, Switzerland
2. Laboratory for Thin Films and Photovoltaics, Empa − Swiss Federal Laboratories for Materials Science and Technology, Überlandstrasse 129, CH-8600 Dübendorf, Switzerland
3. Paul Scherrer Institut, 5232 Villigen PSI, Switzerland
4. RC Tritec Ltd., 9053 Teufen, Switzerland
5. Forschungs-Neutronenquelle Heinz Maier-Leibnitz, 85748 Garching, Germany