1. National High school for Electricity and Mechanics (ENSEM), Hassan II University, Casablanca, Morocco
2. MISCOM, National School of Applied Sciences, Cadi Ayyad University, Safi, Morocco
3. Morocco National School of Applied Sciences, Cadi Ayyad University, CRSA, Mohammed VI Polytechnic University UM6P, Safi, Morocco
4. LMFE, Department of Physics, Faculty of Sciences Semlalia, Cadi Ayyad University, Marrakech, Morocco
5. Faculty of Science and Technology of Mohammadia (FSTM), Université Hassan II, Casablanca, Morocco