1. Laboratory of Spectroscopic Characterization and Optical Materials, Faculty of Sciences, University of Sfax, B.P. 1171, Sfax 3000, Tunisia
2. Chemistry Department, Faculty of Science, King Khalid University, P.O. Box 9004, Abha 61413, Saudi Arabia
3. Department of Chemistry Biology and Biotechnologies, University of Perugia, Via Elce di Sotto 8, Perugia 06123, Italy
4. Laboratory Physico Chemistry of the Solid State, Department of Chemistry, Faculty of Sciences, University of Sfax, BP 1171, Sfax 3000, Tunisia