1. State Key Laboratory of Multiphase Complex Systems, Institute of
Process Engineering, Chinese Academy of Sciences, Beijing, China 100190
2. Department of Chemical and Biomolecular Engineering, National University of Singapore, 10 Kent Ridge Crescent,
Singapore 119260
3. Institure of Bioengineering and Nanotechnology, 31
Biopolis Way, The Nanos, Singapore 138669