1. Laboratory for Advanced Carbon Nanomaterials, Kazan Federal University, Kremlevskaya St. 18, Kazan 420008, Russian Federation
2. Laboratory “Materials for Green Energy and Sustainability”, Kazan Federal University, Kremlevskaya St. 18, Kazan 420008, Russian Federation
3. Advanced Imaging Core Facility, Skolkovo Institute of Science and Technology, 121205 Moscow, Russian Federation
4. Institute of Physics, Kazan Federal University, Kremlevskaya St. 18, Kazan 420008, Russian Federation