Affiliation: | (1) Siamyn University, 220080 Minsk, Chinese People's Republic;(2) Institute of Electronics, Academy of Sciences of Belarus, 220080 Minsk;(3) Minsk Research Institute of Radiomaterials, 220080 Minsk;(4) Belarusian State University, 4, F. Skorina Av., 220080 Minsk |