T. L. Khamidullin
Kazan Federal University
Russian Federation

Khamidullin Timur Lenarovich, PhD Student, Department of Physical Chemistry, A.M. Butlerov Institute of Chemistry

ul. Kremlevskaya, 18, Kazan, 420008 

I. V. Lounev
Kazan Federal University
Russian Federation

Lounev Ivan Vladimirovich, PhD in Physics, Associate Professor, Senior Research Fellow, Department of Quantum Electronics and Radiospectroscopy, Institute of Physics

ul. Kremlevskaya, 18, Kazan, 420008

S. A. Sattarov
Jizzakh Polytechnical Institute
Uzbekistan

Sattarov Sergey Abudievich, PhD in Physics, Associate Professor, Department of Radioelectronics 

pr. I. Karimova, 4, Jizzakh, 130100 

A. M. Dimiev
Kazan Federal University
Russian Federation

Dimiev Ayrat Maratovich, Doctor of Chemistry, Leading Research Fellow, Laboratory for Advanced Carbon Nanomaterials, A.M. Butlerov Institute of Chemistry

ul. Kremlevskaya, 18, Kazan, 420008