1. Thin
Films and Interfaces Group, Research with Neutrons and Muons Division, Paul Scherrer Institute, 5232 Villigen PSI, Switzerland
2. Department
of Chemistry and Chemical Engineering, Chalmers University of Technology, 412 96 Gothenburg, Sweden
3. Institute
of Materials Physics, University of Goettingen, Friedrich-Hund-Platz 1, Goettingen 37077, Germany
4. Luminescent
Materials Laboratory, University of Verona, 37134 Verona, Italy
5. Department
of Energy Conversion and Storage, Technical University of Denmark, 2800 Kgs. Lyngby, Denmark
6. Department
of Chemistry and Applied Biosciences, Laboratory of Inorganic Chemistry, ETH Zürich, CH-8093 Zürich, Switzerland