Non-edible vegetable oils: a critical evaluation of oil extraction, fatty acid compositions, biodiesel production, characteristics, engine performance and emissions production AE Atabani, AS Silitonga, HC Ong, TMI Mahlia, HH Masjuki, IA Badruddin, ... Renewable and sustainable energy reviews 18, 211-245, 2013 | 1448 | 2013 |
Microalgae biofuels as an alternative to fossil fuel for power generation J Milano, HC Ong, HH Masjuki, WT Chong, MK Lam, PK Loh, V Vellayan Renewable and Sustainable Energy Reviews 58, 180-197, 2016 | 680 | 2016 |
Impact of COVID-19 on the social, economic, environmental and energy domains: Lessons learnt from a global pandemic M Mofijur, IMR Fattah, MA Alam, ABMS Islam, HC Ong, SMA Rahman, ... Sustainable production and consumption 26, 343-359, 2021 | 647 | 2021 |
Comparison of palm oil, Jatropha curcas and Calophyllum inophyllum for biodiesel: a review HC Ong, TMI Mahlia, HH Masjuki, RS Norhasyima Renewable and Sustainable Energy Reviews 15 (8), 3501-3515, 2011 | 577 | 2011 |
Progress in biomass torrefaction: Principles, applications and challenges WH Chen, BJ Lin, YY Lin, YS Chu, AT Ubando, PL Show, HC Ong, ... Progress in Energy and Combustion Science 82, 100887, 2021 | 569 | 2021 |
A review on energy scenario and sustainable energy in Malaysia HC Ong, TMI Mahlia, HH Masjuki Renewable and Sustainable Energy Reviews 15 (1), 639-647, 2011 | 519 | 2011 |
A review on latest developments and future prospects of heterogeneous catalyst in biodiesel production from non-edible oils HH Mardhiah, HC Ong, HH Masjuki, S Lim, HV Lee Renewable and sustainable energy reviews 67, 1225-1236, 2017 | 462 | 2017 |
Recent developments in physical, biological, chemical, and hybrid treatment techniques for removing emerging contaminants from wastewater SF Ahmed, M Mofijur, S Nuzhat, AT Chowdhury, N Rafa, MA Uddin, ... Journal of hazardous materials 416, 125912, 2021 | 427 | 2021 |
Patent landscape review on biodiesel production: Technology updates TMI Mahlia, Z Syazmi, M Mofijur, AEP Abas, MR Bilad, HC Ong, ... Renewable and Sustainable Energy Reviews 118, 109526, 2020 | 425 | 2020 |
Production and comparative fuel properties of biodiesel from non-edible oils: Jatropha curcas, Sterculia foetida and Ceiba pentandra HC Ong, AS Silitonga, HH Masjuki, TMI Mahlia, WT Chong, MH Boosroh Energy conversion and management 73, 245-255, 2013 | 405 | 2013 |
Overview properties of biodiesel diesel blends from edible and non-edible feedstock AS Silitonga, HH Masjuki, TMI Mahlia, HC Ong, WT Chong, MH Boosroh Renewable and sustainable energy reviews 22, 346-360, 2013 | 397 | 2013 |
Impacts of COVID-19 pandemic on the global energy system and the shift progress to renewable energy: Opportunities, challenges, and policy implications AT Hoang, S Nižetić, AI Olcer, HC Ong, WH Chen, CT Chong, S Thomas, ... Energy Policy 154, 112322, 2021 | 381 | 2021 |
Recent developments on algal biochar production and characterization KL Yu, BF Lau, PL Show, HC Ong, TC Ling, WH Chen, EP Ng, JS Chang Bioresource technology 246, 2-11, 2017 | 371 | 2017 |
Optimization of biodiesel production process for mixed Jatropha curcas–Ceiba pentandra biodiesel using response surface methodology S Dharma, HH Masjuki, HC Ong, AH Sebayang, AS Silitonga, F Kusumo, ... Energy conversion and management 115, 178-190, 2016 | 371 | 2016 |
Engine performance and emissions using Jatropha curcas, Ceiba pentandra and Calophyllum inophyllum biodiesel in a CI diesel engine HC Ong, HH Masjuki, TMI Mahlia, AS Silitonga, WT Chong, T Yusaf Energy 69, 427-445, 2014 | 366 | 2014 |
Optimization of biodiesel production and engine performance from high free fatty acid Calophyllum inophyllum oil in CI diesel engine HC Ong, HH Masjuki, TMI Mahlia, AS Silitonga, WT Chong, KY Leong Energy conversion and Management 81, 30-40, 2014 | 363 | 2014 |
Catalytic thermochemical conversion of biomass for biofuel production: A comprehensive review HC Ong, WH Chen, A Farooq, YY Gan, KT Lee, V Ashokkumar Renewable and Sustainable Energy Reviews 113, 109266, 2019 | 361 | 2019 |
Sustainability of direct biodiesel synthesis from microalgae biomass: A critical review BHH Goh, HC Ong, MY Cheah, WH Chen, KL Yu, TMI Mahlia Renewable and Sustainable Energy Reviews 107, 59-74, 2019 | 361 | 2019 |
Progress on the lignocellulosic biomass pyrolysis for biofuel production toward environmental sustainability AT Hoang, HC Ong, IMR Fattah, CT Chong, CK Cheng, R Sakthivel, ... Fuel Processing Technology 223, 106997, 2021 | 334 | 2021 |
State of art review on conventional and advanced pyrolysis of macroalgae and microalgae for biochar, bio-oil and bio-syngas production XJ Lee, HC Ong, YY Gan, WH Chen, TMI Mahlia Energy Conversion and Management 210, 112707, 2020 | 332 | 2020 |