V. E. Umylin
National University of Science and Technology “MISIS”
Russian Federation

4-1 Leninskiy Ave., Moscow 119049

Vladislav E. Umylin — Postgraduate Student, Scientific Project Engineer Laboratory “Single Crystals and Stock on their Base”

N. S. Kozlova
National University of Science and Technology “MISIS”
Russian Federation

4-1 Leninskiy Ave., Moscow 119049

Nina S. Kozlova — Сand. Sci. (Phys.-Math.), Leading Expert, Laboratory “Single Crystals and Stock on their Base”

E. V. Zabelina
National University of Science and Technology “MISIS”
Russian Federation

4-1 Leninskiy Ave., Moscow 119049

Evgenia V. Zabelina — Сand. Sci. (Phys.-Math.), Head of the Laboratory “Single Crystals and Stock on their Base”

A. V. Korchagin
National University of Science and Technology “MISIS”
Russian Federation

4-1 Leninskiy Ave., Moscow 119049

Alexander V. Korchagin — Laboratory Researcher, Laboratory “Single Crystals and Stock on their Base”