**Author details**

Andrey Samokhin1 , Nikolay Alekseev<sup>1</sup> , Mikhail Sinayskiy<sup>1</sup> , Aleksey Astashov<sup>1</sup> , Dmitrii Kirpichev<sup>1</sup> , Andrey Fadeev<sup>1</sup> , Yurii Tsvetkov<sup>1</sup> and Andrei Kolesnikov<sup>2</sup> \*

\*Address all correspondence to: avkolesnikov@yahoo.com

1 A. Baikov Institute of Metallurgy and Materials Science (IMET RAS), Moscow, Russia

2 Tshwane University of Technology (TUT), Pretoria, South Africa
