1. Department of Earth and Environmental Science and Department of Chemistry, University of Pennsylvania, Philadelphia, Pennsylvania, PA 19104, USA
2. Université de Tunis El-Manar, Laboratoire de Spectroscopie Atomique, Moléculaire et Applications-LSAMA, Tunis, Tunisia
3. Chemistry Department, Faculty of Science, King Saud University, PO Box 2455, Riyadh 11451, Kingdom of Saudi Arabia
4. Université Paris-Est, Laboratoire de Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, 5 bd Descartes, F-77454 Marne-la-Vallée, France