1. Materials Science and Informatics Laboratory, MSIL, University Ziane Achour of Djelfa, BP 3117 Route of Moudjbara, Djelfa 17000, Algeria
2. Laboratory of studies and Development of Semiconductor and Dielectric Materials, LeDMaScD, University Amar Telidji of Laghouat, BP 37G Route of Ghardaia, Laghouat 03000, Algeria