1. Catalysis Science and Technology Research Centre (PutraCat)
2. Faculty of Science
3. Universiti Putra Malaysia
4. Malaysia
5. Chemical and Environmental Engineering Department
6. Maintenance of Rotary Machine Equipment
7. South Refineries Company
8. Basra
9. Iraq
10. Nanotechnology & Catalysis Research Centre (NanoCat)
11. Institute of Postgraduate Studies
12. University Malaya
13. 50603 Kuala Lumpur
14. School of Science
15. RMIT University
16. Melbourne
17. Australia
18. Chancellery Office