1. Institute for Applied Physics, NAS of Ukraine, Sumy, Ukraine
2. Medical Institute of Sumy State University, Sumy, Ukraine
3. Department of Metal Physics, National Technical University “Kharkov Polytechnic Institute”, Kharkov, Ukraine
4. Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, P. R. China
5. Key Laboratory of Synthetic and Natural Functional Molecular Chemistry of the Ministry of Education, College of Chemistry and Materials Science, Northwest University, Xi’an, China