1. Department of Chemical and Biomolecular Engineering National University of Singapore 4 Engineering Drive 4 117585 Singapore Singapore
2. State Key Laboratory of Separation Membranes and Membrane Processes Tiangong University Tianjin 300387 China
3. Facility for Analysis, Characterisation, Testing and Simulation (FACTS) Nanyang Technological University 50 Nanyang Avenue 639798 Singapore Singapore