1. Department of Chemistry, Quaid-i-Azam University Islamabad-45320, Pakistan
2. Department of Physics, Abdul Wali Khan University Mardan 23200, KPK, Pakistan
3. Key Laboratory of Advanced Materials of Tropical Island Resources, Ministry of Education; State Key Lab of Marine Resource Utilization in South China Sea, Hainan University, Haikou 570228, China
4. Department of Physics, University of Texas at Arlington, Arlington, Texas 76019, USA
5. Department of Dental Hygiene, China Medical University, Taichung, Taiwan 40402, ROC