1. Laboratory of Faculty of Chemistry, Electrochemistry-Corrosion, Metallurgy and Mineral Chemistry, USTHB, BP 32 El-Allia, PC 16111 Algiers, Algeria
2. ENSTP, Laboratory of TPiTE, Algiers, Algeria, Tel.
3. ENP, Ecole Nationale Polytechnique, URIE, B.P. 182-16200, El Harrach, Algiers, Algeria