1. Institut des Sciences Chimiques de Rennes
2. UMR 6226 UR1-CNRS
3. Université de Rennes 1
4. 35042 Rennes Cedex
5. France
6. Lebanese University-Faculty of Science II
7. Chemistry Department
8. Laboratory of Physical Chemistry of Materials (LCPM PR2N)
9. Beirut
10. Lebanon