1. Department of Physics and Applied Mathematics, Pakistan Institute of Engineering and Applied Sciences (PIEAS), Islamabad 45650, Pakistan
2. Nanomaterials Research Group (NRG), Physics Division, PINSTECH, Islamabad 44000, Pakistan
3. Department of Clinical & Diagnostic Sciences, the University of Alabama at Birmingham, Birmingham, Alabama 35294, United States
4. Department of Materials Science and Engineering, University of Erlangen-Nuremberg, Martensstrasse 7, D-91058 Erlangen, Germany
5. Department of Chemistry, King Abdulaziz University, Jeddah 21413, Saudi Arabia
6. Department of Nuclear and Quantum Engineering (NQe), KAIST, Daejeon 34141, South Korea