Lim, H.Y. and Yusup, S. and Acda, M.N. and Chin, B.L.F. and Rianawati, E. and Unrean, P. and Yiin, C.L. and Quitain, A.T. and Assabumrungrat, S. (2024) Investigation of Calcium Oxide�Impregnated Zeolite Catalyst Toward Catalytic Pyrolysis of Oil Palm Empty Fruit Bunch: Bio-oil Yields, Characterizations, and Kinetic Study. Bioenergy Research, 17 (1). pp. 419-433.

Lim, H.Y. and Rashidi, N.A. and Othman, M.F.H. and Ismail, I.S. and Saadon, S.Z.A.H. and Chin, B.L.F. and Yusup, S. and Rahman, M.N. (2024) Recent advancement in thermochemical conversion of biomass to biofuel. Biofuels, 15 (5). pp. 587-604. ISSN 17597269

Lim, H.Y. and Rashidi, N.A. (2023) Lignocellulosic biomass conversion into 5-hydroxymethylfurfural and 2,5-dimethylfuran, and role of the �Green� solvent. Current Opinion in Green and Sustainable Chemistry, 41.

Lim, H.Y. and Rashidi, N.A. and Cheah, K.W. and Manaf, A.S.A. (2023) One Step Microwave Synthesis of 5-Hydroxymethylfurfural from Bamboo in Presence of Low Transition Temperature Mixture. Chemical Engineering Transactions, 106. pp. 127-132.

Lim, H.Y. and Tang, S.H. and Chai, Y.H. and Yusup, S. and Lim, M.T. (2022) Co-pyrolysis of plastics and food waste mixture under flue gas condition for bio-oil production. Sustainable Energy Technologies and Assessments, 54. ISSN 22131388

Lim, H.Y. and Yusup, S. (2022) Technology to convert biomass to biooil. Elsevier, pp. 25-40. ISBN 9780323852692; 9780323852708

Hii, S.W. and Chin, B.L.F. and Majing, F.R.S.A. and Lim, H.Y. and Loy, A.C.M. and Yiin, C.L. and Yusup, S. and Quitain, A.T. and Acda, M.N. and Unrean, P. and Rianawati, E. (2021) Iso-conversional kinetic and thermodynamic analysis of catalytic pyrolysis for palm oil wastes. Elsevier, pp. 277-300. ISBN 9780128243886; 9780323858991

Lim, H.Y. and Yusup, S. and Loy, A.C.M. and Samsuri, S. and Ho, S.S.K. and Manaf, A.S.A. and Lam, S.S. and Chin, B.L.F. and Acda, M.N. and Unrean, P. and Rianawati, E. (2021) Review on Conversion of Lignin Waste into Value-Added Resources in Tropical Countries. Waste and Biomass Valorization, 12 (10). pp. 5285-5302. ISSN 18772641

Bong, J.T. and Loy, A.C.M. and Chin, B.L.F. and Lam, M.K. and Tang, D.K.H. and Lim, H.Y. and Chai, Y.H. and Yusup, S. (2020) Artificial neural network approach for co-pyrolysis of Chlorella vulgaris and peanut shell binary mixtures using microalgae ash catalyst. Energy, 207. ISSN 03605442

Minh Loy, A.C. and Yusup, S. and Chan, Y.H. and Borhan, A. and Lim, H.Y. and Minh Loy, A.C. and Yusup, S. and Chan, Y.H. and Borhan, A. and Lim, H.Y. and Shen How, B. and Fui Chin, B.L. (2020) Optimization Study of Syngas Production from Catalytic Air Gasification of Rice Husk. International Journal on Advanced Science, Engineering and Information Technology, 10 (5). pp. 1784-1791. ISSN 20885334