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Machine learning–assisted CO2 utilization in the catalytic dry reforming of hydrocarbons: Reaction pathways and multicriteria optimization analyses (2021)
Journal Article
Lim, J. Y., Loy, A. C. M., Alhazmi, H., Fui, B. C. L., Cheah, K. W., Taylor, M. J., …Yoo, C. K. (in press). Machine learning–assisted CO2 utilization in the catalytic dry reforming of hydrocarbons: Reaction pathways and multicriteria optimization analyses. International journal of energy research, https://doi.org/10.1002/er.7565

The catalytic dry reforming (DR) process is a clean approach to transform CO2 into H2 and CO-rich synthetic gas that can be used for various energy applications such as Fischer–Tropsch fuels production. A novel framework is proposed to determine the... Read More about Machine learning–assisted CO2 utilization in the catalytic dry reforming of hydrocarbons: Reaction pathways and multicriteria optimization analyses.

Overview of Biomass Conversion to Biofuels (2021)
Book Chapter
Cheah, K. W., Taylor, M., Evans, G., Samson, A., & Skoulou, V. (2022). Overview of Biomass Conversion to Biofuels. In S. Yusup, & N. A. Rashidi (Eds.), Value chain of Biofuels (1-48). Elsevier. https://doi.org/10.1016/B978-0-12-824388-6.00007-5

This chapter introduces the main biomass conversion routes to biofuels currently available in industry. It begins with a general comparison between first and second generation lignocellulosic biomass feedstocks and the lessons learned utilizing each... Read More about Overview of Biomass Conversion to Biofuels.

Life-cycle assessment of hydrogen production via catalytic gasification of wheat straw in the presence of straw derived biochar catalyst (2021)
Journal Article
Loy, A. C. M., Alhazmi, H., Yiin, C. L., Lock, S. S. M., Cheah, K. W., Chin, B. L. F., …Yusup, S. (2021). Life-cycle assessment of hydrogen production via catalytic gasification of wheat straw in the presence of straw derived biochar catalyst. Bioresource technology : biomass, bioenergy, biowastes, conversion technologies, biotransformations, production technologies, 341, https://doi.org/10.1016/j.biortech.2021.125796

The environmental footprints of H2 production via catalytic gasification of wheat straw using straw-derived biochar catalysts were examined. The functional unit of 1 kg of H2 was adopted in the system boundaries, which includes 5 processes namely bio... Read More about Life-cycle assessment of hydrogen production via catalytic gasification of wheat straw in the presence of straw derived biochar catalyst.

Recent advances in green solvents for lignocellulosic biomass pretreatment: Potential of choline chloride (ChCl) based solvents (2021)
Journal Article
Yiin, C. L., Yap, K. L., Ku, A. Z. E., Chin, B. L. F., Lock, S. S. M., Cheah, K. W., …Chan, Y. H. (2021). Recent advances in green solvents for lignocellulosic biomass pretreatment: Potential of choline chloride (ChCl) based solvents. Bioresource technology : biomass, bioenergy, biowastes, conversion technologies, biotransformations, production technologies, 333, https://doi.org/10.1016/j.biortech.2021.125195

Biomass wastes exhibit a great potential to be used as a source of non-depleting renewable energy and synthesis of value-added products. The key to the valorization of excess lignocellulosic biomass wastes in the world lies on the pretreatment proces... Read More about Recent advances in green solvents for lignocellulosic biomass pretreatment: Potential of choline chloride (ChCl) based solvents.

Recent advances in the catalytic deoxygenation of plant oils and prototypical fatty acid models compounds: Catalysis, process, and kinetics (2021)
Journal Article
Cheah, K. W., Yusup, S., Loy, A. C. M., How, B. S., Skoulou, V., & Taylor, M. J. (2021). Recent advances in the catalytic deoxygenation of plant oils and prototypical fatty acid models compounds: Catalysis, process, and kinetics. Molecular Catalysis, https://doi.org/10.1016/j.mcat.2021.111469

With the inevitable human innate aspirations for better urban mobility and sustainable economic development, bio-based transportation fuels are projected to play an essential role in the foreseeable automotive transportation sector. Agricultural-base... Read More about Recent advances in the catalytic deoxygenation of plant oils and prototypical fatty acid models compounds: Catalysis, process, and kinetics.

Particle swarm optimization and global sensitivity analysis for catalytic co-pyrolysis of Chlorella vulgaris and plastic waste mixtures (2021)
Journal Article
Majid, M., Chin, B. L. F., Jawad, Z. A., Chai, Y. H., Lam, M. K., Yusup, S., & Cheah, K. W. (2021). Particle swarm optimization and global sensitivity analysis for catalytic co-pyrolysis of Chlorella vulgaris and plastic waste mixtures. Bioresource technology : biomass, bioenergy, biowastes, conversion technologies, biotransformations, production technologies, 329, https://doi.org/10.1016/j.biortech.2021.124874

This study investigated on the co-pyrolysis of microalgae Chlorella vulgaris and high-density polyethylene (HDPE) waste mixtures which was performed with three types of catalysts, namely limestone (LS), HZSM-5 zeolite, and novel bi-functional LS/HZSM... Read More about Particle swarm optimization and global sensitivity analysis for catalytic co-pyrolysis of Chlorella vulgaris and plastic waste mixtures.

Kinetic modelling of hydrogen transfer deoxygenation of a prototypical fatty acid over a bimetallic Pd60Cu40 catalyst: an investigation of the surface reaction mechanism and rate limiting step (2020)
Journal Article
Cheah, K. W., Yusup, S., Taylor, M. J., How, B. S., Osatiashtiani, A., Nowakowski, D. J., …Uemura, Y. (2020). Kinetic modelling of hydrogen transfer deoxygenation of a prototypical fatty acid over a bimetallic Pd60Cu40 catalyst: an investigation of the surface reaction mechanism and rate limiting step. Reaction Chemistry and Engineering, 5(9), 1682-1693. https://doi.org/10.1039/d0re00214c

Herein, for the first time, we demonstrate a novel continuous flow process involving the application of tetralin as a hydrogen donor solvent for the catalytic conversion of oleic acid to diesel-like hydrocarbons, using an efficient and stable carbon... Read More about Kinetic modelling of hydrogen transfer deoxygenation of a prototypical fatty acid over a bimetallic Pd60Cu40 catalyst: an investigation of the surface reaction mechanism and rate limiting step.

Monometallic and bimetallic catalysts based on Pd, Cu and Ni for hydrogen transfer deoxygenation of a prototypical fatty acid to diesel range hydrocarbons (2019)
Journal Article
Cheah, K. W., Taylor, M. J., Osatiashtiani, A., Beaumont, S. K., Nowakowski, D. J., Yusup, S., …Kyriakou, G. (in press). Monometallic and bimetallic catalysts based on Pd, Cu and Ni for hydrogen transfer deoxygenation of a prototypical fatty acid to diesel range hydrocarbons. Catalysis Today, https://doi.org/10.1016/j.cattod.2019.03.017

Bimetallic PdxNi(100-x) and PdxCu(100-x) structures of a wide compositional range supported on activated carbon were synthesised via a simple, cheap and commercially relevant method. The surface and bulk properties of both the bimetallic structures a... Read More about Monometallic and bimetallic catalysts based on Pd, Cu and Ni for hydrogen transfer deoxygenation of a prototypical fatty acid to diesel range hydrocarbons.

In-situ hydrogen generation from 1,2,3,4-tetrahydronaphthalene for catalytic conversion of oleic acid to diesel fuel hydrocarbons: Parametric studies using Response Surface Methodology approach (2018)
Journal Article
Cheah, K. W., Yusup, S., Kyriakou, G., Ameen, M., Taylor, M. J., Nowakowski, D. J., …Uemura, Y. (2019). In-situ hydrogen generation from 1,2,3,4-tetrahydronaphthalene for catalytic conversion of oleic acid to diesel fuel hydrocarbons: Parametric studies using Response Surface Methodology approach. International Journal of Hydrogen Energy, 44(37), 20678-20689. https://doi.org/10.1016/j.ijhydene.2018.05.112

This work reported a new strategy in producing synthetic diesel hydrocarbons from a mono-unsaturated fatty acid model compound, oleic acid and replacing high pressure molecular hydrogen with a hydrogen-rich donor solvent, 1,2,3,4–tetrahydronaphthalen... Read More about In-situ hydrogen generation from 1,2,3,4-tetrahydronaphthalene for catalytic conversion of oleic acid to diesel fuel hydrocarbons: Parametric studies using Response Surface Methodology approach.