Affiliation: | 1. Institute of Materials Physics, University of Münster, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany;2. Institut Jean Lamour, Université de Lorraine, Parc de Saurupt, CS 50840, 54011 Nancy Cedex, France;3. National University of Science and Technology “MISiS”, Leninsky pr. 4, 119049 Moscow, Russia |