Affiliation: | 1. Department of Physics, Faculty of Science, South Valley University, Aswan, Egypt 2. Department of Physics, Faculty of Science, Taif University, Taif, Saudi Arabia 3. Department of Chemistry, Faculty of Science, Taif University, Taif, Saudi Arabia 4. Department of Engineering Physics and Réseau Québécois de Matériaux de Pointe, école Polytechnique Montréal, P.O. Box 6079, Station C-V, Montreal, QC, H3C 3A7, Canada
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