Affiliation: | (1) Innovation and Technology Center of Material Research, Vladikavkaz Research Center, Russian Academy of Sciences and North Osetian Government, ul. Nikolaeva 4, Vladikavkaz, North Osetia (Alania), 362040, Russia;(2) Khetagurov North Osetia State University, Vladikavkaz, North Osetia (Alania), Russia |