1. School of Physics, D. A. University, Indore, India
2. Physics Department, Jaypee University of Eng. and Tech, Guna, India
3. SATIE, ENS Paris-Saclay, Gif-sur-Yvette, France
4. Educational and Scientific Center of Materials Science and Nanotechnology, Vasyl Stefanyk Precarpathian National University, Ivano-Frankivsk, Ukraine
5. Department of Chemistry, Jagiellonian University, Kraków, Poland