V.A. Tsarev – Dr.Sc. (Eng), Professor, 

Department «Electronic Devices», Yuri Gagarin State Technical University of Saratov

Е-mail: tsarev_va@mail.ru 

A.Yu. Miroshnichenko − Dr. Sc. (Eng), Associate Professor, Head of the Department «Electronic Devices»,  Yuri Gagarin State Technical University of Saratov

Е-mail: alexm@sstu.ru

А.V. Gnusarev – Post-graduate Student, 

Department «Electronic Devices», Yuri Gagarin State Technical University of Saratov

Е-mail: 19953@bk.ru

N.A. Akafyeva – Ph.D. (Eng) Associate Professor, 

Department «Electronic Devices», Yuri Gagarin State Technical University of Saratov

Е-mail: akafieva_na@mail.ru

M. A. Chernyshev – Post-graduate Student, 

Department «Electronic Devices», Yuri Gagarin State Technical University of Saratov Е-mail: tchernysheff.max@yandex.ru