1. HICoE, Centre for Biofuel and Biochemical Research (CBBR), Institute of Self-sustainable Building, Department of Chemical Engineering, Universiti Teknologi PETRONAS, 32610 Bandar Seri Iskandar, Perak Darul Ridzuan, Malaysia
2. University of Oulu, Fibre and Particle Engineering Research Unit, P.O. Box 8000, FI-90014, Finland
3. Centre of Research in Ionic Liquids (CORIL), Institute of Contaminant Management, Department of Chemical Engineering, Universiti Teknologi PETRONAS, 32610 Bandar Seri Iskandar, Perak Darul Ridzuan, Malaysia