Polina Kapitanova (Department of Nanophotonics and Metamaterials, ITMO University, St. Petersburg 197101, Russia), Vladimir Soshenko (P.N. Lebedev Physical Institute, 119991 Moscow, Russia), Vadim Vorobyov (P.N. Lebedev Physical Institute, 119991 Moscow, Russia), Dmitry Dobrykh (Department of Nanophotonics and Metamaterials, ITMO University, St. Petersburg 197101, Russia), Ilya Shadrivov (Nonlinear Physics Centre, Australian National University, Canberra ACT 0200, Australia), Pavel Belov (Department of Nanophotonics and Metamaterials, ITMO University, St. Petersburg 197101, Russia), Alexey Akimov (Texas A & M University, College Station, TX 77843, USA)