Publication
Research directions
Energy Engineering
Experimental and numerical investigation into ammonia utilisation as future energy storage medium, storage and combustion
Integrated green ammonia production process
Green Engineering
Environmental remediation using various biological and non-biological methods
Wastewater treatment
Green Micropropulsion Engineering
Experimental and numerical investigation into green propellant, for micropropulsion purposes
Ignition and decomposition of green propellant
Research output
A complete list of publication can be found here
Journal
2023
S Yadav, N Kataria, P Khyalia, PK Rose, S Mukherjee, H Sabherwal, WS Chai, S Rajendran, JJ Jiang, KS Khoo (2023) Recent analytical techniques, and potential eco-toxicological impacts of textile fibrous microplastics (FMPs) and its associated contaminates: A review. Chemosphere 326, 138495
B Sarwar, AU Khan, M Aslam, A Bokhari, M Mubashir, AA Alothman, MOuladsmane, SA Aldossari, WS Chai, KK Khoo (2023) Comparative study of ZIF-8-materials for removal of hazardous compounds using physio-chemical remediation techniques. Environmental Research 220, 115168
K Markandan, WS Chai (2022) Perspectives on Nanomaterials and Nanotechnology for Sustainable Bioenergy Generation. Materials 15 (21), 7769
H Du, P Shen, WS Chai, D Nie, C Shan, L Zhou (2022) Perspective and analysis of ammonia-based distributed energy system (DES) for achieving low carbon community in China. iScience 25 (10), 105120
Y Bao, H Du, WS Chai, D Nie, L Zhou (2022) Numerical investigation and optimization on laminar burning velocity of ammonia-based fuels based on GRI3.0 mechanism. Fuel, 318, 123681
D Sun, Q Dai, WS Chai, W Fang, H Meng (2022) Experimental studies on parametric effects and reaction mechanisms in electrolytic decomposition and ignition of HAN solutions. ACS Omega, 7(22), 18521-18539
WS Chai*, KH Cheah, MH Wu, KS Koh, D Sun, H Meng (2022) A review on hydroxylammonium nitrate (HAN) decomposition techniques for propulsion application. Acta Astronautica, 196, 192-214
ZL Lau, SS Low, ER Ezeigwe, KW Chew, WS Chai, A Bhatnagar, YJ Yap, PL Show (2022) A review on the diverse interactions between microalgae and nanomaterial: Growth variation, photosynthetic performance and toxicity. Bioresource Technology, 351, 127048
SS Low, M Yew, CN Lim, WS Chai, LE Low, S Manickam, BT Tey, PL Show (2022) Sonoproduction of nanobiomaterials – A critical review. Ultrasonics Sonochemistry, 82, 105887
YS Chen, CW Ooi, PL Show, BC Hoe, WS Chai, CY Chiu, SSS Wang, YK Chang (2022) Removal of ionic dyes by nanofiber membrane functionalized with chitosan and egg white proteins: Membrane preparation and adsorption efficiency. Membranes, 12(1), 63
WS Chai, Y Bao, P Jin, G Tang, L Zhou (2021) A review on ammonia, ammonia-hydrogen and ammonia-methane fuels. Renewable & Sustainable Energy Reviews, 147, 111254
WS Chai*, CH Chew, HSH Munawaroh, V Ashokkumar, CK Cheng, YK Park, PL Show (2021) Microalgae and ammonia: A review on inter-relationship. Fuel, 303, 121303
WS Chai, JY Cheun, PS Kumar, M Mubashir, Z Majeed, F Banat, SH Ho, PL Show (2021) A review on conventional and novel materials towards heavy metal adsorption in wastewater treatment application. Journal of Cleaner Production, 296, 126589
CY Lin#, WS Chai#, CH Lay, CC Chen, CY Lee, PL Show (2021) Optimization of hydrolysis-acidogenesis phase of swine manure for biogas production using two-stage anaerobic fermentation, Processes, 9(8), 1324
TY Lin, WS Chai, SJ Chen, JY Shih, AK Koyande, BL Liu, YK Chang (2021) Removal of soluble microbial products and dyes using heavy metal wastes decorated on eggshell. Chemosphere, 270, 128615
G Tang, P Jin, Y Bao, WS Chai, L Zhou (2021) Experimental investigation of premixed combustion limits of hydrogen and methane additives in ammonia. International Journal of Hydrogen Energy, 46(39), 20765-20776
Y Tao, D Li, WS Chai, PL Show, X Yang, S Manickam, G Xie, Y Han (2021) Comparison between airborne ultrasound and contact ultrasound to intensify air drying of blackberry: Heat and mass transfer simulation, energy consumption and quality evaluation. Ultrasonics Sonochemistry, 72, 105410
SS Low, D Ji, WS Chai, J Liu, KS Khoo, S Salmanpour, F Karimi, B Deepanraj, PL Show (2021) Recent progress in nanomaterials modified electrochemical biosensors for the detection of microRNA. Micromachines, 12(11), 1409
SS Low, CN Lim, M Yew, WS Chai, LE Low, S Manickam, BT Tey, PL Show (2021) Recent ultrasound advancements for the manipulation of nanobiomaterials and nanoformulations for drug delivery. Ultrasonics Sonochemistry, 80, 105805
PL Show, CW Ooi, CP Song, WS Chai, GT Lin, BL Liu, YK Chang (2021) Purification of lysozyme from chicken egg white by high-density cation exchange adsorbents in stirred fluidized bed adsorption system. Food Chemistry, 343, 128543
TH Cheng, R Sankaran, PL Show, CW Ooi, BL Liu, WS Chai, YK Chang (2021) Removal of protein wastes by cylinder-shapes NaY zeolite adsorbents decorated with heavy metal wastes. International Journal of Biological Macromolecules, 185, 761-772
M Mubashir, LF Dumée, YY Fong, N Jusoh, J Lukose, WS Chai, PL Show (2021) Cellulose acetate-based membranes by interfacial engineering and integration of ZIF-62 glass nanoparticles for CO2 separation. Journal of Hazardous Materials, 415, 125639
S Li, Y Tao, D Li, G Wen, J Zhou, S Manickam, Y Han, WS Chai (2021) Fermentation of blueberry juices using autochthonous lactic acid bacteria isolated from fruit environment: Fermentation characteristics and evolution of phenolic profiles. Chemosphere, 276, 130090
PX Lee, BL Liu, PL Show, CW Ooi, WS Chai, HSH Munawaroh, YK Chang (2021) Removal of calcium ions from aqueous solution by bovine serum albumin (BSA)-modified nanofiber membrane: Dynamic adsorption performance and breakthrough analysis. Biochemical Engineering Journal, 171, 108016
H Ullah, KS Qureshi, U Khan, M Zaffar, YJ Yang, NE Rabat, MI Khan, S Saqib, A Mukhtar, S Ullah, M Mubashir, A Bokhari, WS Chai, KW Chew, PL Show (2021) Self-healing epoxy coating synthesis by embedment of metal 2-methyl imidazole and acetylacetonate complexes with microcapsules. Chemosphere, 285, 131492
WS Chai, WG Tan, HSH Munawaroh, VK Gupta, SH Ho, PL Show (2020) Multifaceted roles of microalgae in the application of wastewater biotreatment: A review. Environmental Pollution, 269, 116236
DTM Huong, WS Chai, PL Show, YL Lin, CY Chiu, SL Tsai, YK Chang (2020) Removal of cationic dye waste by nanofiber membrane immobilized with waste proteins. International Journal of Biological Macromolecules, 164, 3873-3884
BL Liu, WS Chai, PL Show, JY Chen, YK Chang (2020) Evaluation of dynamic binding performance of C-phycocyanin and allophycocyanin in Spirulina platensis algae by aminated polyacrylonitrile nanofiber membrane. Biochemical Engineering Journal, 161, 107686
DTM Huong, BL Liu, WS Chai, PL Show, SL Tsai, YK Chang (2020) Highly efficient dye removal and lysozyme purification using strong and weak cation-exchange nanofiber membranes. International Journal of Biological Macromolecules, 165, 1410-1421
H Hernández-Cocoletzi, RA Salinas, E Águila-Almanza, E Rubio-Rosas, WS Chai, KW Chew, C Mariscal-Hernández, PL Show (2020) Natural hydroxyapatite from fishbone waste for the rapid adsorption of heavy metals of aqueous effluent. Environmental Technology & Innovation, 19, 101109
Y Zhou, X Zhu, C Zhang, WS Chai, KW Chew, A Du, PL Show (2020) Characterization of whey protein isolate and pectin composite film catalyzed by small laccase from Streptomyces coelicolor. Environmental Technology & Innovation, 19, 100999
WS Chai, D Sun, KH Cheah, G Li, H Meng (2020) Co-electrolysis-assisted decomposition of hydroxylammonium nitrate-fuel mixtures using stainless steel-platinum electrodes. ACS Omega, 5(31), 19525-19532
WS Chai, KH Cheah, H Meng, G Li (2019) Experimental and analytical study on electrolytic decomposition and ignition of hydroxylammonium nitrate (HAN) solution using graphite electrodes. Journal of Molecular Liquids, 293, 111496
WS Chai, JK Chin, KH Cheah, KS Koh, TFWK Chik (2019) Calorimetric study on electrolytic decomposition of hydroxylammonium nitrate (HAN) ternary mixtures. Acta Astronautica, 162, 66-71
WS Chai, KH Cheah, KS Koh, JK Chin, TFWK Chik (2016) Parametric studies of electrolytic decomposition of hyroxylammonium nitrate (HAN) energetic ionic liquid in microreactor using image processing technique. Chemical Engineering Journal, 296, 19-27
Book chapter
KX Bong, WS Chai, PL Show (2023) Economical sustainability of multiphase systems. In: KW Chew, SR Chia, PL Show (eds.) Chapter 11 - Principles of Multiple-Liquid Separation Systems. Elsevier, pp. 211-240.
K Gada, AP Peter, WS Chai, PL Show (2023) Industry Perspectives of Microalgae 4.0. In: PL Show, WS Chai, TC Ling (eds.) Microalgae for Environmental Biotechnology. CRC Press, pp. 363-395.
WY Cheah, TNBT Ibrahim, NSM Aron, WS Chai, PL Show (2023) Understanding Environmental Biotechnology 4.0. In: PL Show, WS Chai, TC Ling (eds.) Microalgae for Environmental Biotechnology. CRC Press, pp. 363-395.
WS Chai, KS Koh, KH Cheah (2022) Chapter 11 – Hydroxylammonium nitrate-The next generation green propellant. In: KH Cheah (ed.) Space micropropulsion for nanosatellites: Progress, challenges and future. Elsevier, pp. 285-305.
KH Cheah, WS Chai, T Katsumi (2022) Chapter 4 – Liquid propellant microthrusters. In: KH Cheah (ed.) Space micropropulsion for nanosatellites: Progress, challenges and future. Elsevier, pp. 85-122.
WY Cheah, TNBT Ibrahim, NSM Aron, WS Chai, PL Show (2022) Understanding environmental biotechnology 4.0. In: PL Show, WS Chai, TC Ling (ed.) Microalgae for Environmental Biotechnology. CRC Press, pp. 175-204.
K Gada, AP Peter, WS Chai, PL Show (2022) Industry perspectives of microalgae 4.0. In: PL Show, WS Chai, TC Ling (ed.) Microalgae for Environmental Biotechnology. CRC Press, pp. 363-395.
Conference
WS Chai, KH Cheah, H Meng, G Li (2019) ‘Effect of hydroxylammonium nitrate (HAN) concentration towards the electrolytic decomposition and ignition of HAN solution’, 12th Asia-Pacific Conference on Combustion, July 2019, Fukuoka, Japan (ASPACC 2019-1042, Oral)
WS Chai, KS Koh, KH Cheah, JK Chin, TFWK Chik (2015) ‘Performance comparison between single and multi-electrode system for electrolytic decomposition of HAN’, 30th International Symposium on Space Technology and Science 2015, July 2015, Kobe-Hyogo, Japan (ISTS 2015-a-71, Oral)
WS Chai, JK Chin, TFWK Chik (2013) ‘Parameters affecting electrolytic decomposition performance of concentrated hydroxylammonium nitrate (HAN) ternary mixtures’, SmallSAT Colloquium 2013, September 2013, Kuala Lumpur, Malaysia (SSC2013/LA13, Oral)
Book edited
PL Show, WS Chai, TC Ling (Eds.) (2022) Microalgae for Environmental Biotechnology: Smart Manufacturing and Industry 4.0 Applications (1st ed.). CRC Press.