1. Chemistry of Thin Film Materials, Department of Chemistry and Pharmacy, Friedrich-Alexander University Erlangen-Nürnberg, IZNF, Cauerstr. 3, Erlangen 91058, Germany
2. Department of Chemistry, Lehigh University, 6 East Packer Avenue, Bethlehem, Pennsylvania 18015, United States
3. Centre for Physical Methods of Surface Investigation, St. Petersburg State University, St. Petersburg 198504, Russia
4. Centre for Optical and Laser Materials Research, St. Petersburg State University, St. Petersburg 199034, Russia
5. Materials Analysis, Department of Materials Science, Technische Universität Darmstadt, Alarich-Weiss-Str. 2, Darmstadt 64287, Germany
6. Institute of Chemistry, Saint-Petersburg State University, Universitetskii pr. 26, St. Petersburg 198504, Russia