K.A. Borodako - Post-graduate Student, National Research Nuclear University MEPhI (Moscow). Е-mail: borodako_kir@mail.ru A.V. Shelyakov - Ph.D. (Phys.-Math.), Associate Professor, National Research Nuclear University MEPhI (Moscow) D.V. Sheyfer - Post-graduate Student, Deutsches Elektronen-Synchrotron DESY N.N. Sitnikov - Ph.D. (Eng.), Senior Research Scientist, FSUE Keldysh Research Center (Moscow) V.V. Koledov - Dr.Sc. (Phys.-Math.), Leading Research Scientist, Kotelnikov IRE RAS (Moscow)