O.V. Shakin, A.S. Bygaev, R.A. Khansuvarov

T.R. Volk - Dr.Sc. (Phys.-Math.), Professor, Head of the laboratory, Shubnikov Institute of Crystallography of the RASciences. E-mail: volk@crys.ras.ru R.V. Gainutdinov - Ph.D. (Phys.-Math.), Senior Researcher, Shubnikov Institute of Crystallography of the RAS. E-mail: radmir@crys.ras.ru L.S. Kokhanchik - Ph.D. (Phys.-Math.), Senior Researcher, Institute of Microelectronics Technology and High Purity Materials of the RAS. E-mail: mlk@iptm.ru Ya.V. Bodnarchuk - Post-graduate Student, Shubnikov Institute of Crystallography of the RAS. E-mail: deuten@mail.ru E.D. Mishina - Dr. Sc. (Phys.-Math.), Professor, Moscow State Technical University of Radio Engineering, Electronics and Automation. E-mail: mishina_elena57@mail.ru S.D. Lavrov - Post-graduate Student, Moscow State Technical University of Radio Engineering, Electronics and Automation. E-mail: sdlavrov@mail.ru F. Chen  Professor, Shandong University, Jinan, China. E-mail drfchen@sdu.edu.cn

A.A. Golubeva - Post-graduate Student, Department «Physics», Yuri Gagarin State Technical University of Saratov. E-mail: annamoroz@mail.ru N.M. Ushakov - Dr. Sc. (Phys.-Math.),проф, Head of Laboratory of Submicron Electronics, Saratov branch of Kotel\'nikov IRE of RAS. E-mail: nmu@bk.ru

A.Yu. Ostapiv1, I.V. Larionov2, A.V. Konyashkin3, O.A. Ryabushkin4

1,2 Moscow Institute of Physics and Technology (MIPT) (Dolgoprudny, Russia)

3,4 Fryazino branch of Kotelnikov Institute of Radioengineering and Electronics of RAS (Fryazino, Russia)

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

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