1. Institute of Chemistry, St. Petersburg State University, Universitetskii pr. 26, 198504 St. Petersburg, Russia
2. Center for Optical and Laser Materials Research, St. Petersburg State University, Uljanovskaya 5, 198504 St. Petersburg, Russia
3. Interdisciplinary Resource Center for Nanotechnology, Research Park, Saint-Petersburg State University, Ulyanovskaya 1, Saint-Petersburg 198504, Russia
4. Chemistry of Thin Film Materials, Department of Chemistry and Pharmacy, IZNF, Friedrich-Alexander University of Erlangen-Nurnberg, Cauerstr. 3, 91058 Erlangen, Germany