1. Department of Natural Sciences, Lebanese American University, Byblos P.O. Box 36, Lebanon
2. Institute of Chemical Sciences and Engineering, Ecole Polytechnique Fédérale de Lausanne (EPFL), 1015 Lausanne, Switzerland
3. Department of Natural Sciences, Lebanese American University, Beirut 1102-2801, Lebanon
4. Department of Life and Earth Science, Faculty of Sciences, Saint Joseph University, Ras Maska 1104-2020, Lebanon