A.A. Kuznetsov - Dr. Sc. (Eng.), Professor, Vladimir State University named after A.&N. Stoletovs. E-mail: ar-temi-k@mail.ru V.G. Gumennyj - Undergraduate, Vladimir State University named after A.&N. Stoletovs S.A. Permjakov - Post-graduate Student, Vladimir State University named after A.&N. Stoletovs