T.N. Tikhonova - Post-graduate Student, Department of Molecular Physics, Faculty of Physics, M.V. Lomonosov Moscow State University; Junior Research Scientist, Establishment of the Russian Academy of Sciences the Institute of Microelectronics, Moscow. E-mail: t.n.tikhonova@yandex.ru
G.P. Petrova - Dr.Sc. (Phys.-Math.), Professor, Department of Molecular Physics, Faculty of Physics, M.V. Lomonosov Moscow State University. E-mail: petrova@phys.msu.ru
V.V. Kashin - Research Scientist, V.A. Kotel-nikov Institute of Radio Engineering and Electronics, Russian Academy of Sciences, Moscow. E-mail: vadim_kashin@mail.ru
S.V. Krupenin - Research Scientist, V.A. Kotel-nikov Institute of Radio Engineering and Electronics, Russian Academy of Sciences, Moscow. E-mail: krupenin@cplire.ru
E.M. Eganova - Junior Research Scientist, Establishment of the Russian Academy of Sciences the Institute of Microelectronics, Moscow. E-mail: eganovaem@mail.ru