1. Chemical
Engineering Department, College of Engineering, King Saud University, P.O. Box 800, Riyadh 11421, Saudi Arabia
2. University
of Malaya Center for Ionic Liquids (UMCiL), Department of Chemical
Engineering, Faculty of Engineering, University of Malaya, 50603 Kuala Lumpur, Malaysia
3. Department
of Chemical and Environmental Engineering, Masdar Institute of Science and Technology, Abu Dhabi, United Arab Emirates