1. Laboratory of Atoms Lasers, Department of Physics, Faculty of Sciences and Techniques, University Cheikh Anta Diop of Dakar, Dakar, Senegal
2. Laboratory of Atomic Molecular Spectroscopy and Applications, Department of Physics, Faculty of Sciences, University Tunis El Manar, Campus Universities, 1060 Tunis, Tunisia
3. Chemistry Department, Faculty of Science, King Saud University, P.O. Box 2455, Riyadh 11451, Kingdom of Saudi Arabia
4. LOMC-UMR 6294, CNRS-Université du Havre, 25 Rue Philippe Lebon, BP 1123, 76 063 Le Havre Cedex, France
5. Université Paris-Est, Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, 5 Blvd. Descartes, F-77454 Marne-la-Vallée, France