Institution: | 1.St. Petersburg State University of Industrial Technologies and Design, 191186, St. Petersburg, Bol’shaya Morskaya, 18, Russia ;2.St. Petersburg State University, 198504, St. Petersburg, 7-9 Universitetskaya nab, Russia ;3.Peter Grünberg Institute PGI-8, Forschungszentrum Jülich GmbH, 52425 Jülich, Germany and JARA-FIT, 52425, Jülich, Germany ; |