1. Department of Chemical & Biomolecular Engineering, National University of Singapore, Block E5, 02–11, 4 Engineering Drive 4, 117576, Singapore
2. Nanocores, National University of Singapore, Block EA, 04–27, 9 Engineering Drive 1, 117576, Singapore
3. Division of Bioengineering, National University of Singapore, Block EA, 05–12, 9 Engineering Drive 1, 117576, Singapore.