1. Institute of Chemistry and Biochemistry Freie Universität Berlin Takustraße 3 14195 Berlin Germany
2. Institute of Chemistry and Biochemistry Freie Universität Berlin Fabeckstraße 34–36 14195 Berlin Germany
3. Department 1, Division Biophotonics Bundesanstalt für Materialforschung und -prüfung (BAM) Richard Willstätter Straße 11 12489 Berlin Germany
4. Leibniz Institute for Solid State and Materials Research Helmholtzstraße 20 01069 Dresden Germany
5. Chair of Inorganic Coordination Chemistry Institute of Inorganic Chemistry University of Stuttgart Pfaffenwaldring 55 70569 Stuttgart Germany