K. I. Barashok
Saint Petersburg State Electrotechnical University “LETI”
Russian Federation

K. I. Barashok

Professora Popova St., 5, Saint Petersburg, 197376

V. V. Panchuk
Saint Petersburg State University
Russian Federation

V.V. Panchuk

Universitetskaya emb., 7-9, Saint Petersburg, 199034

V. G. Semenov
Saint Petersburg State University
Russian Federation

V. G. Semenov

Universitetskaya emb., 7-9, Saint Petersburg, 199034

O. V. Almjasheva
Saint Petersburg State Electrotechnical University “LETI”; Ioffe Institute
Russian Federation

O.V. Almjasheva

Professora Popova St., 5, Saint Petersburg, 197376

Politekhnicheskaya St. 26, Saint Petersburg, 194021

R. Sh. Abiev
Saint Petersburg State Institute of Technology; Institute of Silicate Chemistry RAS
Russian Federation

R. Sh. Abiev

Moskovsky Pr., 26, Saint Petersburg, 190013

Makarova emb., 2 Saint Petersburg, 199034