1. Quantum Electronics Laboratory, Faculty of Physics, University of Science and Technology–Houari Boumediene (USTHB), Algiers, Algeria
2. Laboratory of Electrical Engineering and Automatics, University of Medea, Medea, Algeria
3. Theoretical Physics Laboratory, Plasma Physics Group, Faculty of Physics, University of Science and Technology–Houari Boumediene (USTHB), Algiers, Algeria