1. Department of Physics, Material and Composite Systems and Applications (MASCA), Cheikh Anta Diop University (UCAD), Dakar BP 5005, Senegal
2. Department of Studies and Research (DSR) in Physics, Center of Calculation, Modeling and Simulation (CCMS), College of Sciences and Techniques (CST), University of Sciences, Techniques, and Technologies of Bamako, Bamako BP 3206, Mali
3. Department of Mathematics and Physics, Southern University and A&M College, Baton Rouge, LA 70813, USA
4. Computational Science Program, College of Science, University of Texas, El Paso, TX 79902, USA