1. Department of General Physics, Satbayev University, Almaty 050013, Kazakhstan
2. Department of Applied Science and Technology, Politecnico di Torino, 10129 Turin, Italy
3. Center for Sustainable Future Technologies @Polito, Istituto Italiano di Tecnologia, 10144 Turin, Italy
4. National Nanotechnology Laboratory of Open Type, Al-Farabi Kazakh National University, Almaty 050040, Kazakhstan