| Issue Date | Title | Author(s) |
| 2020-11-01 | Bioformulation of biochar as a potential inoculant carrier for sustainable agriculture | Ajeng, AA; Abdullah, R; Ling, TC; Ismail, S; Lau, BF; Ong, HC; Chew, KW; Show, PL; Chang, JS |
| 2020-02-01 | Ultrasonic assisted oil extraction and biodiesel synthesis of Spent Coffee Ground | Goh, BHH; Ong, HC; Chong, CT; Chen, WH; Leong, KY; Tan, SX; Lee, XJ |
| 2020-09-01 | Lipid extraction maximization and enzymatic synthesis of biodiesel from microalgae | Rizwanul Fattah, IM; Noraini, MY; Mofijur, M; Silitonga, AS; Badruddin, IA; Yunus Khan, TM; Ong, HC; Mahlia, TMI |
| 2020-11-01 | Bioethanol production from acid pretreated microalgal hydrolysate using microwave-assisted heating wet torrefaction | Yu, KL; Chen, WH; Sheen, HK; Chang, JS; Lin, CS; Ong, HC; Show, PL; Ling, TC |
| 2020-01-01 | Biogas from food waste through anaerobic digestion: optimization with response surface methodology | Deepanraj, B; Senthilkumar, N; Ranjitha, J; Jayaraj, S; Ong, HC |
| 2021-03-01 | State-of-the-Art of Strategies to Reduce Exhaust Emissions from Diesel Engine Vehicles | Rahman, SMA; Rizwanul Fattah, IM; Ong, HC; Zamri, MFMA |
| 2019-12-01 | Two-step catalytic reactive extraction and transesterification process via ultrasonic irradiation for biodiesel production from solid Jatropha oil seeds | Tan, SX; Lim, S; Ong, HC; Pang, YL; Fitranto, K; Goh, BHH; Chong, CT |
| 2019-07-30 | Organic rankine cycle (ORC) system applications for solar energy: Recent technological advances | Mahlia, TMI; Syaheed, H; Abas, AEP; Kusumo, F; Shamsuddin, AH; Ong, HC; Bilad, MR |
| 2020-04-01 | A state-of-the-art review on thermochemical conversion of biomass for biofuel production: A TG-FTIR approach | Ong, HC; Chen, WH; Singh, Y; Gan, YY; Chen, CY; Show, PL |
| 2019-01-01 | State of the art review on development of ultrasound-assisted catalytic transesterification process for biodiesel production | Tan, SX; Lim, S; Ong, HC; Pang, YL |
