I.P. Pronin - Ph.D. (Phys.-Math.), Senior Researcher, Ioffe Physical-Technical Institute of the Russian Academy of Sciences
E.Yu. Kaptelov - Ph.D. (Phys.-Math.), Senior Researcher, Ioffe Physical-Technical Institute of the Russian Academy of Sciences
S.V. Senkevich - Ph.D. (Phys.-Math.), Researcher, Ioffe Physical-Technical Institute of the Russian Academy of Sciences
V.P. Pronin - Ph.D. (Phys.-Math.), Associate Professor, Herzen State Pedagogical University of Russia
O.N. Sergeeva - Ph.D. (Phys.-Math.), Chief Engineer, Tver State University, Tver
A.A. Bogomolov - Dr.Sc. (Phys.-Math.), Professor, Tver State University, Tver