1. Nanotechnology & Catalysis Research Centre (NANOCAT), University of Malaya, Kuala Lumpur, Malaysia
2. Department of Chemical Engineering & Chemistry, Eindhoven University of Technology, Eindhoven, the Netherlands
3. Department of Chemistry, School of Natural Sciences (SNS), National University of Science and Technology, (NUST), Islamabad, Pakistan
4. Chemical Engineering, Institute of Chemical Engineering and Technology (ICET), University of the Punjab, Lahore, Pakistan
5. Faculty of Engineering, Department of Chemical Engineering, University of Jeddah, Jeddah, Saudi Arabia