1. Department of Chemistry College of Science Princess Nourah Bint Abdulrahman University P.O. Box 84428 11671 Riyadh Saudi Arabia
2. Department of Physics FMNC Thushara Neethinagar Kollam Kerala 691021 India
3. Department of Organic and Bioorganic Chemistry Faculty of Pharmacy in Hradec Králové Charles University Akademika Heyrovského 1203 500 05 Hradec Králové Czech Republic
4. Department of Life Sciences University of Modena and Reggio Emilia via G. Campi 103 41125 Modena Italy