1. Research Centre for Nano-Materials and Energy Technology (RCNMET), School of Engineering and Technology, Sunway University, Petaling Jaya, Selangor Darul Ehsan, Malaysia
2. College of Engineering, University Malaysia Pahang, Kuantan, Pahang, Malaysia
3. School of Energy Management, Shri Mata Vaishno Devi University, Katra, Jammu & Kashmir, India