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• 樓宇給排水系統

• 屋頂綠化及垂直綠化

• 人工濕地及水力學

• 水與廢水處理技術

• 生物可階降解塑料應用

• 汽車尾氣監測及模擬

• 雨水保持及回

• 污泥處理及資源化利

• 光催化氧化應用

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• Keane Y. H. Lau, Tsang, Y.F., Zhong, D. Sin, S.N., Yu, P.H.F., Chua, H. (2014) Production of Biodegradable Plastic from Excess Sludge under Optimized Carbon to Phosphorus (C:P) and Carbon to Nitrogen (C:N) Ratio. Paper presented in International Conference on Biological Waste as Resource 2014.
• Keane Y. H. Lau, Tsang, Y.F., Zhong, D., Sin, S.N., Kan, C.W., Chua, H. (2014) Synthesis of Co-polymers (Poly-hydroxybutyrate-valerate) in Activated Sludge by Adjusting Medium Composition. Paper presented in International Conference on Biological Waste as Resource 2014.
• Onyx W. H. Wai, Derek K. W. Lam and Keane Y. H. Lau (2014), Extensive Green Roofs: first step towards sustainable urban drainage system design in Hong Kong, DSD INTERNATIONAL CONFERENCE 2014 (DSDIC 2014)
• Yang, Y., Keane Y. H. Lau, Tsang, Y.F.*, Sin, N., (2017) Filamentous Foaming Control in Sequencing Batch Reactor for High Strength Wastewater Treatment, International Journal of Environmental Science and Technology, Under review.
• He, D., Tsang, Y.F., Lu, X.Y., Keane Y. H. Lau, Chua, H. (2015) Production of Polyhydroxyalkanoates (PHA) from Treated Industrial Effluent and Their Characteristics. The 12th IWA Leading Edge Conference on Water and Wastewater Technologies: Moving from pilot to full scale, Hong Kong Science Park, China.
• Tsang, Y.F., Lu, X.Y., Keane Y. H. Lau, Zhong, D., Sin, S.N., Lo, W.H., Chua, H. (2017) Filamentous foaming control in a sequencing batch reactor (SBR) treating high strength organic wastewater. Desalination and Water Treatment.
• Dan He, Yiu Fai Tsang, Xiaoying Lu, Keane Y. H. Lau, Hong Chua, (2014) Production of Polyhydroxyalkanoates (PHA) from Treated Industrial Effluent and Their Characteristics, Water Science and Technology.
• He, D., Tsang, Y.F., Lu, X.Y., Keane Y. H. Lau, Chua, H. (2015, June). Production of Polyhydroxyalkanoates (PHA) from Treated Industrial Effluent and Their Characteristics. The 12th IWA Leading Edge Conference on Water and Wastewater Technologies, Hong Kong.
• Keane Y. H. Lau, W.H.O., WAI, H. CHUA, (2017) Hydraulic Properties and Plant Growing Capacity of Eco-Soil for Anti-Desertification, 4th Water Research Conference, Canada.
• Keane Y. H. Lau, W.H.O., WAI, (2017), Study of Green Roof Performance in Hong Kong Environment, 1st THEi Research Seminar, Hong Kong.
• Keane Y. H. Lau, W.H.O., WAI, H. CHUA, (2017) Reuse of Activated Sludge as Water Retention Substrate for Combating Desertification，5th World Convention on Recycling and Waste Management, Singapore.
• Dan Zhong, Keane Y. H. Lau, Ngan-ting Cheung and , Chi-wai Kan and Hong Chua, (2017) A Study of Plasma-induced Ozone Colour Fading of Sulphur-dyed Cotton Fabric – A Parametric Study, submitted to Polymer.
• Keane Y. H. Lau, W.H.O., WAI (2018) Study of Green Roof Performance in Hong Kong Environment，THEi Research Symposium 2018, Hong Kong.
• Keane Y. H. Lau, X.L., SONG, (2018) Synthesis of PHAs using Carbon Source from Ferrous Activated Persulfate Oxidation combined with Alkaline Fermentation of Excessive Activated Sludge, Under Review.
• Keane Y. H. Lau, M.W. MAK, (2018) Development of an accurate and versatile mechanism of solid waste quantity monitoring and tackling system, Under Review.
• Yaohui Liu*, Yanming Wang, Hiu-yan Cheung, Chi Wai Kan and Hong Chua, (2020), Colour Rflectance Investigation of Decolourized Sulfur Dyed Cotton Knitted Fabric via Ozone Plasma Treatment, 2020 Spring International Conference on Textile Science and Engineering (CTSE -S), Kunming, China 
• Yaohui Liu*, Yanming Wang, Hiu-yan Cheung, Chi Wai Kan and Hong Chua, (2020), Colour Rflectance Investigation of Decolourized Sulfur Dyed Cotton Knitted Fabric via Ozone Plasma Treatment, World Journal of Engineering and Technology, World Journal of Engineering and Technology, 8, 429-442. 
• Yaohui Liu*, Yanming Wang, Cheng-Hao Lee, Chi-Wai Kan, Hong Chua, (2021), Synthesis of Biodegradable Plastics from Dyeing Wastewater and Optimization of Continuous Poly(3-Hydroxybutyrate) Fibrous Membranes via Electrospinning Process, The 10th Conference on Nanomaterials(CN 2021), Sanya, China 
• LIU Zhan-hua, SONG Xiu-lan*, LIU Yao-hui, (2021), Effect of Carbon Source Type on PHA Synthesis and Microbial Community in Activated Sludge, China Water & Wastewater, Accepted. 
• Yaohui Liu*, Yanming Wang, Cheng-Hao Lee, Chi-Wai Kan, Hong Chua, (2021), Synthesis of Biodegradable Plastics from Dyeing Wastewater and Optimization of Continuous Poly(3-Hydroxybutyrate) Fibrous Membranes via Electrospinning Process, Journal of Materials Science and Chemical Engineering, 8, 71-79. 
•  HON Po Kwong, LIU Yaohui, (2021), Study of production of eco-brick with oyster shell, THEi Student Applied Research Presentation. 
• LEE Tsun Ming, LIU Yaohui, (2021), Reinvestigation of Building Drainage System in Hong Kong, THEi Student Applied Research Presentation. 
• Yaohui LIU*, Ming Wai MAK, Hoi Ching NG, Yanming WANG, Cheng-Hao LEE, Chi-Wai KAN and Hong CHUA (2021), Study of Polyhydroxyalkanoates Synthesis from Fermented Wasted Sludge and Production of Electrospun Nanofibrous Membrane, International Conference on Recycling and Bioplastics, London, UK. 
• Liu, S., Liu, Y. H., & Kan, C. W. (2022). Analyzing the effects of plasma treatment process parameters on fading of cotton fabrics dyed with two-color mix dyes using Bayesian conditioning neural networks (BRNNs). Journal of Natural Fibers, under review 
• Yao-Hui LIU*, Yu-Han HUANG, Ming-Wai, MAK, Bei WANG, Yat-Shing Yam, Wai-Chuen Mok, Chun-Ho LIU, John L. ZHOU, Edward Fuk-Cheung CHAN, (2023), Investigation on Performance of a Converted Remote Sensing System for Diesel Tailpipe Emissions Monitoring, The 7th International Conference on Energy and Environmental Science, Changsha, PRC. 
• Yao-Hui LIU*, Yu-Han HUANG, Ming-Wai, MAK, Bei WANG, Yat-Shing Yam, Wai-Chuen Mok, Chun-Ho LIU, John L. ZHOU, Edward Fuk-Cheung CHAN, (2023), Development of a Cost-Effective Vertical Remote Sensing System for Detecting Emissions from Diesel Medium Good Vehicles, the 8th World Congress on Civil, Structural, and Environmental Engineering, Lisbon, Portugal. 
• Liu, S., Liu, Y. H., & Kan, C. W. (2023). Predicting the effect of plasma treatment on the fading of sulphur-dyed cotton fabric using Bayesian Regulated Neural Network (BRNN). Fashion and Textiles, Accepted 
• Yuqi Wu, Xiulan Song, Yuhong Zhang, Yaohui Liu, (2023), Effects of free nitrous acid combined with alkyl polyglucoside on short-chain fatty acids production from waste activated sludge anaerobic fermentation and polyhydroxyalkanoates synthesis, Journal of Water Process Engineering, Accepted. 

2022-Now Research Grants Council, “Development of Polyhydroxyalkanoates-Based Composite Nanofiber Membrane via Electrospinning and Application in Particulate Matter Filtration”, HK$ 1,135,973 (PI)  

2019-2023 Research Grants Council, “The Design and Development of a Vertical Remote Sensing System for Tailpipe Emissions (VRSE) System in Single-lane Applications”, HK$ 3,493,261 (PC)  

2017 - 2021 Research Grants Council, “Synthesis of PHAs using Carbon Source from Ferrous Activated Persulfate Oxidation combined with Alkaline Fermentation of Excessive Activated Sludge”, HK$ 812,000 (PI)  

2017 - 2021 Research Grants Council, “Colour Fading Effect on Cotton by Plasma-induced Ozone treatment”, HK$ 812,000 (PI)  

2017 - 2018 Environmental and Conservation Fund, “Development of an accurate and versatile mechanism of solid waste quantity monitoring and tackling system”, HK$ 1,933,954 (PI, Project in-charge) 

2015-2018 Research Grants Council (IDS), “Research on Sustainable Living: Phase One of the Capacity Building Plan” to support research and technology development of Research Centre for Waste and Resource Management, HK$ 500,000 (Co-I, Research Manager of Education and Training)  

2016- 2017 THEi seed grant, “Study of Green Roof Performance in Hong Kong Environment”, HK$ 100,000 (PI)