1. Laboratory of Materials for Energy Conversion Empa Swiss Federal Laboratories for Materials Science and Technology Ueberlandstrasse 129 Dübendorf 8600 Switzerland
2. Laboratory of Functional Polymers Empa Swiss Federal Laboratories for Materials Science and Technology Ueberlandstrasse 129 Dübendorf 8600 Switzerland
3. Institute of Nuclear Physics Polish Academy of Sciences ul. Radzikowskiego 152 Kraków 31‐342 Poland
4. Department of Physical Chemistry University of Geneva 24 rue du Général‐Dufour Geneva 4 1211 Switzerland
5. Department of Chemistry University of Zurich Winterthurerstrasse 190 Zurich 8057 Switzerland
6. Laboratory of Crystallography Department of Quantum Matter Physics University of Geneva Quai Ernest‐Ansermet 24 Geneva 4 1211 Switzerland