E.M. Makarychev – Post-graduate Student, 

Moscow Institute of Physics and Technology (State University); 

Junior Research Scientist, 

PJSC «Radiofizika» (Moscow)

E-mail: makarychev@phystech.edu

I.A. Grigoriev – Head of Sector,  PJSC «Radiofizika» (Moscow)

E-mail: iv.grigoryev@gmail.com

D.S. Ochkov – Ph.D.(Eng.), Head of Research Division, 

PJSC «Radiofizika» (Moscow)

E-mail: d-ochkov@mail.ru