Affiliation: | (1) Ioffe Physicotechnical Institute, Russian Academy of Sciences, Politekhnicheskaya ul. 26, St. Petersburg, 194021, Russia;(2) Girikond Research Institute Open Society, St. Petersburg, 190000, Russia;(3) Institute of Analytical Instrumentation, Russian Academy of Sciences, Rizhskii pr. 26, St. Petersburg, 198103, Russia;(4) Lyceum Physicotechnical School, Physicotechnical Institute, Russian Academy of Sciences, St. Petersburg, 194021, Russia |