Iswary Letchumanan1Choe Peng Leo1│ Swee-Yong Pung2 │ Chee Meng Koe2 N. Shaari3│Yusra Nadzirah Yusoff3
1School of Chemical Engineering, Engineering Campus, Universiti Sains Malaysia, 14300 Nibong Tebal, Pulau Pinang, Malaysia
2School of Materials and Mineral Resources Engineering Campus, Universiti Sains Malaysia, 14300 Nibong Tebal, Pulau Pinang, Malaysia
3Fuel Cell Institute, Universiti Kebangsaan Malaysia, 43600, UKM Bangi, Selangor, Malaysia