[1] UNITEN, ISE, Kajang 43000, Selangor, Malaysia
[2] UNITEN, Dept Mech Engn, Kajang 43000, Selangor, Malaysia
[3] Dept Mineral & Geosci Malaysia, Mineral Res Ctr, Rock Based Technol Sect, Ipoh 31400, Perak, Malaysia
[4] Univ Kebangsaan Malaysia, Bioresources & Biorefinery Lab, Ukm Bangi 43600, Selangor, Malaysia
[5] Univ Kebangsaan Malaysia, Fac Sci & Technol, Ukm Bangi 43600, Selangor, Malaysia