1. Singapore
Membrane Technology Centre, Nanyang Environment and Water Research
Institute, Nanyang Technological University, 1 Cleantech Loop, CleanTech One,
#05-05, Singapore 637141, Singapore
2. School
of Civil and Environmental Engineering, Nanyang Technological University, Block N1, 50 Nanyang Avenue, Singapore 639798, Singapore
3. Department
of Chemical and Biological Engineering, University of Colorado, Boulder, Colorado 80309-0424, United States
4. School
of Materials Science and Engineering, Nanyang Technological University, Singapore 639798, Singapore