1. School of Chemical Sciences
2. Universiti Sains Malaysia
3. 11800 Penang
4. Malaysia
5. S.G.G.S Khalsa College
6. Mahilpur
7. India
8. Nanotechnology & Catalysis Research Centre (NANOCAT)
9. Level 3 Block A
10. Institute for Advanced Studies
11. University of Malaya
12. 50603 Kuala Lumpur
13. Department of Pure and Industrial Chemistry Umaru Musa Yaradua University
14. Katsina
15. Nigeria
16. Department of Chemistry
17. College of Science and Humanities
18. Prince Sattam Bin Abdulaziz University
19. Al-Kharj 11942
20. Saudi Arabia
21. Faculty of Science
22. King Khalid University
23. Abha 61413
24. Surfactant Research Chair
25. Chemistry Department
26. College of Science
27. King Saud University
28. Riyadh