1. Nanotechnology & Catalysis Research Centre
2. Institute for Advanced Studies
3. University of Malaya
4. 50603 Kuala Lumpur
5. Malaysia
6. Department of Chemical Engineering and Biotechnology
7. National Taipei University of Technology
8. Taipei
9. Taiwan
10. Department of Materials Science and Engineering
11. National Cheng Kung University
12. Tainan
13. Hierarchical Green-Energy Materials (Hi-GEM) Research Center