1. Fuel Cell Institute, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia
2. School of Science and Technology, Sunway University, Bandar Sunway, Petaling Jaya, Selangor, Malaysia
3. Department of Chemical and Process Engineering, Faculty of Engineering and Built Environment, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia
4. School of Materials and Mineral Resources Engineering, Universiti Sains Malaysia, Engineering Campus, Nibong Tebal, Malaysia
5. Faculty of Chemical Engineering & Technology, Universiti Malaysia Perlis (UniMAP), Arau, Perlis, Malaysia
6. Institute of Microengineering and Nanoelectronics (IMEN), Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia