1. Institute of Inorganic Chemistry TU Bergakademie Freiberg Leipziger Straße 29 Freiberg 09599 Germany
2. Electron Devices Department of Electrical Electronics and Information Engineering Friedrich‐Alexander‐Universität Erlangen‐Nürnberg Cauerstraße 6 Erlangen 91058 Germany
3. Leibniz Institute for Solid State and Materials Research Dresden Helmholtzstraße 20 Dresden 01069 Germany
4. Department of Chemistry and Biochemistry University of Texas Arlington TX 76019 USA
5. Institute of Analytical Chemistry TU Bergakademie Freiberg Leipziger Straße 29 Freiberg 09599 Germany
6. Fraunhofer Institute for Integrated Systems and Device Technology Schottkystraße 10 Erlangen 91058 Germany