S.B. Makarov - Dr. Sc. (Eng.), Professor, Director of of Institute of Physics, Nanotechnology and Telecommunications, Peter The Great St.Petersburg Polytechnic University. E-mail: makarov@cee.spbstu.ru S.V. Zavjalov - Assistant, Department РСЗИ, Institute of Physics, Nanotechnology and Telecommunications, Pe-ter The Great St.Petersburg Polytechnic University. E-mail: zavyalov_sv@spbstu.ru