1. Lorraine University, CNRS, LEMTA, Nancy, France
2. Gabès University, Energy, water, Environment & Processes (LEEEP) laboratory, ENIG, Gabes, Tunisia
3. Sfax University, ENIS, ISBS, Sfax, Tunisia
4. Lorraine University, LERMAB-IUT Henri Poincaré de Longwy, Longwy, France