1. Interdisciplinary Graduate School; Nanyang Technological University; 50 Nanyang Avenue Singpore 639798 Singapore
2. Residues & Resource Reclamation Centre; Nanyang Environment and Water Research Institute, CleanTech One; Nanyang Technological University; Singapore 637141 Singapore
3. School of Chemical and Biomedical Engineering; Nanyang Technological University; 62 Nanyang Drive Singapore 637459 Singapore
4. Daioh Shinyo Co., Ltd; 1625-2 Niida Kochi-city, Kochi Japan
5. School of Materials Science and Engineering; Nanyang Technological University; Singapore 639798 Singapore