1. Institut des Sciences Analytiques et de Physico-Chimie pour l’Environnement et les Matériaux, UMR 5254 CNRS UPPA, Pau, France
2. Peter the Great St. Petersburg State Polytechnic University, 195251 St. Petersburg, Russia
3. Institute of Macromolecular Compounds of the Russian Academy of Sciences, St. Petersburg, Russia
4. St. Petersburg National University of Informational Technologies, Mechanics and Optics, 197101 St. Petersburg, Russia