1. Centre for High Energy Physics, University of the Punjab, Lahore, Pakistan
2. National Centre for Physics, Quaid-i-Azam University Campus, Islamabad, Pakistan
3. Department of Physics and Astronomy, University of Nigeria Nsukka, Nsukka, Nigeria
4. Nanosciences African Network (NANOAFNET), iThemba LABS-National Research, Johannesburg, South Africa
5. UNESCO-UNISA Africa Chair in Nanosciences/Nanotechnology, College of Graduate Studies, University of South Africa (UNISA), Pretoria, South Africa
6. NPU-NCP Joint International Research Center on Advanced Nanomaterials and Defects Engineering, Northwestern Polytechnical University, Xi’an, China
7. Department of Physics, University of Delta, Agbor, Nigeria
8. Department of Physics, National Institute of Lasers and Optronics (NILOP), Islamabad, Pakistan
9. School of Materials Science & Engineering, Northwestern Polytechnical University, Xi’an, China