Qatar Environment and Energy Research Institute, Hamad Bin Khalifa University, P.O. Box 34110, Doha, Qatar;
Center for Advanced Materials, Qatar University, Doha, Qatar
Dr. Khaled A Mahmoud
Qatar Environment and Energy Research Institute, Hamad Bin Khalifa University, P.O. Box 34110, Doha, Qatar;
Center for Advanced Materials, Qatar University, Doha, Qatar