1. Department of Chemistry, College of Science, King Saud University, P. O. Box 2455, Riyadh 11451, Saudi Arabia
2. Department of Chemistry, Faculty of Science, Cairo University, Cairo, Egypt
3. Department of Zoology, Shah Abdul Latif University, Khairpur Mirs, Pakistan
4. Department of Science and Technology, Campus Norrköping, Linköping University, SE-60174 Norrköping, Sweden
5. Dr. M.A Kazi Institute of Chemistry, University of Sindh Jamshoro, 76080, Sindh, Pakistan
6. Department of Metallurgy and Materials Engineering, Mehran University of Engineering and Technology, 76080 Jamshoro, Sindh, Pakistan
7. Université de Lorraine, CNRS, IJL, F-54000 Nancy, France