I.A. Cherenkov - Ph.D. (Biol.), Associate Professor, Udmurt State University, Russia, Izhevsk T.N. Kropacheva - Ph. D. (Chem.), Associate Professor, Udmurt State University, Russia, Izhevsk E.A. Perevozchikov - Student, Udmurt State University, Russia, Izhevsk V.G. Sergeev - Dr. Sc. (Biol.), Professor, Udmurt State University, Russia, Izhevsk

D.I. Davletchin - Ph. D. (Eng.), Dr. Sc. Candidate, MIREA (Moscow); Senior Research Scientist, VIAM (Moscow)

D.I. Davletchin - Ph.D. (Eng.), Associate Professor, Senior Research Scientist, All-Russian Scientific Research Institute of Aviation Materials; Senior Research Scientist, Moscow State University for Information Technology, Radiotechnics, Electronics E-mail: damir2000@mail.ru

D.I. Davletchin − Ph.D. (Eng.), Associate Professor, Leading Engineer,

Moscow State University for Information Technology, Radiotechnics, Electronics

E-mail: damir2000@mail.ru

O.A. Tonysheva − Ph.D. (Eng.), Head of Department,

All-Russian Scientific Research Institute of Aviation Materials (Moscow)

G.G. Bizhanova1, Z.A. Bashirova2, M.V. Ivanova3, G.G. Zaripova4, I.A. Gareev5, L.D. Sharipova6, A.V. Sidelnikov7

1–7 Ufa University of Science and Technology (Ufa, Russia)

1 bizhanova111@mail.ru