1. Department of Physics, Faculty of Science Islamic University of Madinah, Al Jamiah Madinah 42351 Saudi Arabia
2. Interdisciplinary Research Center for Renewable Energy and Power Systems (IRC-REPS), Research Institute King Fahd University of Petroleum & Minerals (KFUPM) Dhahran 31261 Saudi Arabia
3. BCMaterials Basque Center for Materials, Applications and Nanostructures Bld. Martina Casiano, UPV/EHU Science Park, Barrio Sarriena s/n 48940 Leioa Spain
4. IKERBASQUE, Basque Foundation for Science Bilbao 48009 Spain