1. Rzhanov Institute of Semiconductor Physics SB RAS, 13 Lavrentiev Ave., 630090 Novosibirsk, Russia
2. Novosibirsk State University, 2 Pirogova Str., 630090 Novosibirsk, Russia
3. Joint Stock Company Molecular Electronics Research Institute (JSC MERI), 1st Zapadny Proezd 12/1 Zelenograd, 124460 Moscow, Russia