1. Faculty of Science and Technology, Department of material sciences, Amine Elokhal Elhamaterial Sciences, Amine Elokkal El hadj Moussa Eg Akhamouk University-Tamanrasset,11000, Algeria.
2. Department of Process Engineering and Petrochemistry, Faculty of Technology, University of El Oued, 39000 El-Oued, Algeria.
3. Faculty of Science, Chemistry Department Badji Mokhtar University Annaba, Annaba, Algeria.
4. Faculty of Science, Department of Chemistry University of Sétif 1 - Ferhat Abbas, El Bez, Setif 19000 Tamanrasset, Algeria.