V.V. Akhiyarov

A.R. Gabdullina - Student, Moscow Institute of Physics and Technology (State University). E-mail: alien08_93@mail.ru O.N. Smolnikova - Ph. D. (Eng.), Associate Professor, Moscow Aviation Institute; Head of Department, JSC «Radiofizika». E-mail: smon2012@mail.ru S.P. Skobelev - Ph. D. (Eng.), Leading Research Scientist, JSC «Radiofizika»; Associate Professor, Moscow Institute of Physics and Technology (State University). E-mail: s.p.skobelev@mail.ru

A.V. Smirnov - Assistant, Saratov State University named after N.G. Chernyshevsky E-mail: methril@yandex.ru I.A. Borodina - Ph. D. (Phys.-Math.), Senior Research Scientist, Laboratory of Physical Acoustics, Saratov branch of Kotel\'nikov IRE of RAS E-mail: borodinaia@yandex.ru B.D. Zaitsev - Dr. Sc. (Phys.-Math.), Professor, Head of Laboratory of Physical Acoustics, Saratov branch of Kotel\'nikov IRE of RAS E-mail: zai-boris@yandex.ru I.E. Kuznetsova - Dr. Sc. (Phys.-Math.), Associate Professor, Leading Research Scientist, Laboratory of Electronic Processes in Semiconductor Devices, Kotel\'nikov IRE of RAS (Moscow) E-mail: kuziren@yandex.ru I.V. Sinev - Ph. D. (Phys.-Math.), Associate Professor, Saratov State University named after N.G. Chernyshevsky E-mail: sineviv@gmail.com A.A. Teplykh - Ph. D. (Phys.-Math.), Senior Research Scientist, Laboratory of Physical Acoustics, Saratov branch of Kotel\'nikov IRE of RAS E-mail: teplykhaa@mail.ru V.V. Kisin - Dr. Sc. (Eng.), Professor, Saratov State University named after N.G. Chernyshevsky E-mail: kisin@sgu.ru