1. Department of Chemistry
2. Alfaisal University
3. Riyadh 11533
4. Saudi Arabia
5. Department of Nanoscience and Technology
6. CNR-Istituto di Scienze e Tecnologie Molecolari
7. 20133 Milano
8. Italy
9. Bharathiar University
10. Coimbatore 641 046
11. India
12. Chemical Engineering Program
13. Texas A&M University at Qatar
14. Doha
15. Qatar
16. Department of Chemical Engineering and Biotechnology
17. National Taipei University of Technology
18. Taipei 10608
19. Taiwan