1. Samara
Center for Theoretical Materials Science (SCTMS), Samara University, Ac.
Pavlov Street 1, Samara 443011, Russia
2. Volga State University of Telecommunications and Informatics, Moskovskoe sh. 77, Samara 443010, Russia
3. School
of Materials Science and Engineering, Northwestern Polytechnical University, Xi’an, Shaanxi 710072, People’s Republic of China