2022 - 2025 Is the usual social distance sufficient to avoid airborne infection of expiratory droplets in indoor environments? HK$4,703,090 funded by Research Grants Council under Collaborative Research Fund Scheme (C5024-21G), CRF project (Principal Coordinator)
2022 - 2024 Deciphering the formation and accumulation of photochemical ozone in the three bays of China through field observations and model simulations: relevance and uniqueness, HK$ 911,317 funded by Research Grants Council (PolyU 152124/21E), GRF project (Principal Investigator)
2022 - 2024 Rise in summertime ozone levels in South China: Impacts of long-range transport of Southeast Asia emissions, HK$ 911,317 funded by Research Grants Council (PolyU 152196/21E), GRF project (Co-Investigator)
2022 - 2023 World Meteorological Organization (WMO) – Global Atmosphere Watch (GAW) VOC Expert Workshop (ECF98/2021), HK$500,000 funded by Environment and Conservation Fund (Principal Investigator)
2021 - 2024 Organic aerosols in offshore marine atmosphere of eastern and southern China: Sources, Chemical Ageing, and Climate Consequence, HK$1,154,954+ RMB1,000,000 funded by NSFC/RGC joint scheme (N_PolyU530/20) (Principal Investigator)
2021 - 2023 Maternal exposure to PM2.5 as a risk factor for developing autism-like behavior in offspring: the role of impaired hippocampal plasticity, HK$1,172,129 funded by Research Grants Council, GRF project (Co-Investigator)
2021 - 2022 Emission of air pollutants in Hubei section of the Yangtze River and its impact on regional air quality, RMB300,000 funded by Ten-thousand People Scheme, Ministry of Education, China (Principal Investigator)
2020 - 2022 Exploring CNT-based thermo-acoustic agglomeration for better indoor air quality, HK$935,375 funded by Research Grants Council (PolyU152008/19E), GRF project (Co-Investigator)
2020 - 2021 PUTM30 – Antiviral, Washable and Reusable Face Masks, HK$1,739,000 funded by Innovation and Technology Fund (SST/029/20GP), ITF-PSTS project (Co-Investigator)
2019 - 2020 Causes and transport of complex air pollution in Wuhan city cluster, RMB386,650 funded by Ten-thousand People Scheme, Ministry of Education of China (Principal Investigator)
2018 - 2022 Photochemical air pollution in highly urbanized subtropical regions: from micro environments to urban-terrestrial-oceanic interactions. HK$33.3 million funded by Research Grants Council under Theme-Based Research Scheme, TRB project (T24-504/17-N) (Co-Principal Investigator)
2018 - 2019 Clear up toxic smog and improve air quality in Hong Kong. HK$498,410 funded by Central Policy Unit of Hong Kong Government (2017.A6.094.17D) (Principal Investigator)
2017 - 2020 Impact of catalytic converter replacement in LPG-fueled vehicles on VOC/NOx chemistry and ozone formation in the atmosphere of Hong Kong, HK$675,647 funded by Research Grants Council (PolyU 152052/16E), GRF project (Principal Investigator)
2017 - 2020 Regional observation and source identification of toxic and harmful air pollutants in China, RMB4.43million funded by National Key R&D Program of China, Ministry of Science and Technology (2017YFC0212001) (Principal Investigator)
2016 - 2019 Characteristics, formation mechanisms and sources of secondary pollutants in typical cities over the Beijing-Tianjin-Hebei region. HK$1,000,000 funded by Collaborative scheme with Beijing University of Technology, University Earnings (Principal Investigator)
2016 - 2019 Thermal Desorption Aerosol Gas Chromatograph and Time of Flight Aerosol Mass Spectrometer for research on airborne particles and their impact on health and the environment, HK$8,516,592 funded by Research Grants Council under Collaborative Research Fund (CRF) scheme (C5004-15E), CRF project (Principal Coordinator)
2016 - 2019 Application of Quartz Crystal Micro-balance (QCM) for the measurements of acidic ultrafine particles in the atmosphere (ECF59/2015), HK$1,318,432.8 funded by Environment and Conservation Fund (Principal Investigator)
2015 - 2018 Heterogeneous Chemistry of Atmospheric Reactive Nitrogen Oxides: An Integrative Programme for Cutting-edge Science, HK$4,980,000 funded by Research Grants Council under Collaborative Research Fund (CRF) scheme (C5022-14G), CRF project (Co-Principal Investigator)
2015 - 2017 The formation and accumulation of photochemical ozone under the influence of continental and maritime air masses in subtropical Hong Kong and the Estuary of the Pearl River: Field observations and model simulations, HK$692,110 funded by Research Grants Council (PolyU 152052/14E), GRF project (Principal Investigator)
2015 - 2017 Physico-chemical Characterization and Inhalation Toxicity of Urban Ambient Airborne Particulate Matters (PMs) in Subtropical Regions, HK$875,000 funded by Research Grants Council (PolyU 152095/14E), GRF project (Co- Investigator)
2015 - 2017 Energy efficiency and global mobile sensing environment enabled by high speed rail. HK$500,000 funded by Innovative Technology Fund (ITF) (co-Principal Investigator)
2015 - 2016 Environmental Chamber Test of Air Purifier on the Reduction Rates of Target Air Pollutants, HK$363,610 funded by Super Green Purify Technology Co., Ltd (Principal Investigator)
2014 - 2015 Can We Get Rid of Smoggy Days in Hong Kong: Formation Mechanism and Control Strategies? HK$662,969.30 funded by Central Policy Unit of Hong Kong Government (2013.A6.012.13A) (Principal Investigator)
2013 - 2017 Photochemical smog formation in Wuhan, RMB850,000 funded by Ten-thousand People Scheme, Ministry of Education, China (Principal Investigator)
2013 - 2016 Air exchange between South China Sea and subtropical continent: Characterization of chemistry and meteorology, RMB800,000 funded by National Natural Science Foundation of China (Project No: 41275122), NSFC project (Principal Investigator)
2013 - 2016 Photochemical formation of alkyl nitrates and their impacts on ozone production under urban polluted atmosphere, HK$670,500 funded by Research Grants Council (PolyU5154/13E), GRF project (Principal Investigator)
2013 - 2014 Characterization of VOC sources and integrated photochemical ozone analysis in Hong Kong and the PRD region, HK$1,400,000 funded by Hong Kong Environmental Protection Department (Principal Investigator)
2013 - 2014 Sampling and testing of volatile organic compounds at roadside sites, HK$1,400,000 funded by Hong Kong Environmental Protection Department (Co- Principal Investigator)
2013 - 2014 VOC grid study in Hong Kong, HK$1,400,000 funded by Hong Kong Environmental Protection Department (Principal Investigator)
2013 - 2014 The effects of nano and ultrafine particles from traffic emissions on children's health, RMB200,000 funded by Ten-thousand Talent People Scheme, Ministry of Education, China (Principal Investigator)
2011 - 2013 Development of new lithium titanate battery and its impact on air quality, RMB3,000,000 funded by the Science and Technology Department of Guangdong Province (Principal Investigator - Hong Kong side)
2010 - 2014 Study of photochemical air pollution in Hong Kong, HK$6,554,936 funded by Environmental Conservation Fund of Hong Kong Government (Co-Investigator)
2010 - 2014 Quantitative measurement of acidic ultrafine particles in the atmosphere, HK$1,279,360 funded by Environment Conservation Fund (ECF) of Hong Kong Government (ECF20/2008) (Principal Investigator)
2010 - 2013 Atmospheric Halogenated Hydrocarbons in the Pearl River Delta Region, HK$780,735 + RMB350,000 funded by NSFC/RGC joint scheme (N_PolyU545/09) (Principal Investigator)
2010 - 2013 Contribution of biogenic volatile organic compounds (VOCs) to the formation of photochemical oxidants and secondary organic aerosols under the influence of mesoscale circulation in subtropical Hong Kong: Field observations and model simulations, HK$1,459,239 funded by RGC (PolyU5179/09E), HKSAR. (Principal Investigator)
2010 - 2012 Integrated data analysis and characterization of photochemical ozone in Hong Kong, HK$526,500 funded by Hong Kong Environmental Protection Department (Principal Investigator)
Jan-Jul 2009 Environmental Chamber Test of Bio-Formaldehyde Product (Formaldehyde Removing Agent), HK$206,310 funded by Trinity Bio Technology Co., Ltd (Principal Investigator)
Mar-Jul 2008 Establishing Air Monitoring Supersites in Hong Kong. HK$500,000 funded by Hong Kong Environmental Protection Department, HKSAR (Co-Investigator)
2007 - 2009 Modelling Explicit Tropospheric Oxidation through Identifying Volatile Organic Compound sources, their impact on air quality and their signatures in subtropical southern China. HK$448,000 funded by RGC (General Research Fund, PolyU5163/07E), HKSAR (Principal Investigator)
2007 - 2009 Review on the effectiveness of VOC control programme in Hong Kong. HK$955,500 funded by Hong Kong Environmental Protection Department, HKSAR (Co-Investigator)
2006 - 2008 Assessment of indoor air quality in an air-conditioned classroom, Au$49,700 funded by Queensland Government, Australia (Principal Investigator)
2006 - 2007 A further investigation on indoor air pollution in a public school, Au$54,000 funded by Queensland Education, Australia (Principal Investigator)
2005 - 2007 Impact of traffic emissions on school children health, Au$95,081 funded by Queensland Transport, Australia (Principal Investigator)
Internal Grants
2021 - 2023 Responses of air pollution to land use changes and green building options in Hong Kong. HK$1,200,000 funded by Research Institute for Land Supply (RILS), The Hong Kong Polytechnic University (Principal Coordinator)
2020 - 2022 Indoor Air Pollution in Typical Hong Kong Homes: Insight into Organic Compounds and Microorganisms, HK$2,000,000 funded by University Strategic Importance Scheme, Hong Kong Polytechnic University (Principal Investigator)
2020 - 2021 A Fine Particle Characterization System for Science and Engineering Research Across Multi-disciplines, HK$2,162,772 funded by University Large Equipment Fund for Research, Hong Kong Polytechnic University (Principal Investigator)
2019 - 2021 Formation Process and Migration Law of Air Pollution under Climate Change Scenarios, HK$771,000 funded by University Postdoctoral Fellowship Scheme (YW3U), Hong Kong Polytechnic University (Principal Investigator)
2019 - 2020 High Time-Resolution Source Profiles of Major Air Pollution Sources in Urban Agglomerations of China, Using TAG-GC-ToF-MS, HK$180,600 funded by Joint Supervision Scheme with the Chinese Mainland, Taiwan and Macao Universities, Hong Kong Polytechnic University (Principal Investigator)
2018 - 2021 Urbanization and Atmospheric Air Pollution: Anthropogenic Processes and Human Exposure/Health. Strategic Focus Area Scheme, HK$2,500,000 funded by Research Institute for Sustainable Urban Development, Hong Kong Polytechnic University (Principal Investigator)
2018 - 2020 Clear up toxic smog and improve air quality in Hong Kong. HK$315,000 funded by FCE Postdoctoral Fellowship Scheme, The Hong Kong Polytechnic University (Principal Investigator)
2017 - 2020 Impacts of megacities on regional atmospheric environment – A comparative study of emission, transformation and effects of urban pollution from Australia, Singapore, Shanghai and Hong Kong. HK$400,000 funded by Asian Universities Cluster (AUC) scheme, Center of Excellence in Civil Engineering, Department of Civil and Environmental Engineering (Principal Investigator)
2016 - 2019 Secondary Organic Aerosols in the Troposphere of Hong Kong: Their Precursors, Formation Mechanism and Their Connection with Climate Change. HK$1,000,000 funded by Research Institute for Sustainable Urban Development, Hong Kong Polytechnic University (Principal Investigator)
2016 - 2018 The formation and accumulation of photochemical ozone and secondary under the influence of continental and maritime air masses in subtropical Hong Kong, HK$700,000 funded by the Hong Kong Polytechnic University Postdoctoral Fellowship Scheme (Principal Investigator)
2016 - 2017 Photochemical ozone pollution in Wuhan, HK$156,000 funded by Joint Supervision Scheme with Mainland China, Taiwan and Macao Universities, Hong Kong Polytechnic University (Principal Investigator)
2014 - 2017 Heterogeneous Chemical Processes of Reactive Nitrogen Oxides and Its Roles in Regional Air Pollution, HK$1,996,200.00 funded by University Strategic Importance Scheme, Hong Kong Polytechnic University (Co-Principal Investigator)
2014 - 2017 The Study of Inhaled Ambient Particulate Matters (PMs) in Urban Areas: Particle Sizes, Chemical Compositions and Pollutant Toxicological Effects, HK$2,000,000.00 funded by University Strategic Importance Scheme, Hong Kong Polytechnic University (Co-Investigator)
2014 - 2016 Can we get rid of smoggy days in Hong Kong: Formation mechanism and control strategies? HK$315,000 funded by FCE Postdoctoral Fellowship Scheme, Hong Kong Polytechnic University (Principal Investigator)
2014 - 2016 Deterioration of construction materials and its connection with air pollution, HK$200,000 funded by Dean's Award for Outstanding Achievement in Research Funding 2014, Hong Kong Polytechnic University (Principal Investigator)
2013 - 2016 Technological Advances for Resource Recycling in Urban Environment - Core Area 4. Management of Air Pollution and Odour Associated with Recycling, HK$258,800 funded by Departmental Reserve Grant, Hong Kong Polytechnic University (Co-Investigator)
2013 - 2015 Heterogeneous Production of Atmospheric Secondary Aerosol in Subtropical Hong Kong, HK$315,000 funded by FCE Postdoctoral Fellowship Scheme, Hong Kong Polytechnic University (Co-Principal Investigator)
2013 - 2014 Secondary organic aerosols in the troposphere of south China: Their precursors, formation mechanism and their connection with climate change, HK$170,000 funded by Joint Supervision Scheme with Mainland China, Taiwan and Macao Universities, Hong Kong Polytechnic University (Principal Investigator)
2012 - 2014 Photochemical Smog Formation in the Pearl River Delta of South China under the Influence of Air Pollution from the East China Coast, HK$105,000 funded by Internal Grants for RGC proposal rated 3.5, Hong Kong Polytechnic University (Principal Investigator)
2012 - 2014 Physico-chemical and toxicological characterization of ultrafine and fine particulate matter, and their impacts on human health, HK$315,000 funded by FCE Postdoctoral Fellowship Scheme, Hong Kong Polytechnic University (Principal Investigator)
2012 - 2014 Formation of Photochemical Smog and Atmospheric Oxidizing Capacity in Five Chinese Megacities: An Observation-based Modelling Study, HK$302,400 funded by FCE Postdoctoral Fellowship Scheme, Hong Kong Polytechnic University (Co-Principal Investigator)
2011 - 2013 Chemical and Meteorological Characterization over the South China Sea and Subtropical Continental Regions of South China: Interaction between Marine and Continental Air Masses, HK$305,000 funded by Hong Kong Polytechnic University internal Funding for RGC proposal rated 3.5 (Principal Investigator)
2010 - 2012 Simulation of Ozone Formation in the Atmosphere with a Photochemical Trajectory Model, HK$200,000 funded by Dean's Award for Outstanding Achievement in Research Funding 2010 (Principal Investigator)
2009 - 2011 What is Greenhouse gas footprint in southern China? HK$150,000 funded by Single Department research grant of the Hong Kong Polytechnic University. (Principal Investigator)
2008 - 2010 Effects of atmospheric aerosols on human health and climate. HK$696,000, Postdoctoral Fellowship, funded by Hong Kong Polytechnic University Internal Funding. (Co-Investigator)
2008 - 2010 Contribution of volatile organic compounds (VOCs) in consumer products to the formation of ozone in photochemical smog. HK$150,000 funded by Hong Kong Polytechnic University competitive research grants for newly recruited junior staff. (Principal Investigator)
2008 - 2010 Source identification of biogenic volatile organic compounds and their impact on regional air quality in subtropical southern China. HK$150,000 funded by Hong Kong Polytechnic University internal Funding. (Principal Investigator)
2007 - 2009 Collaborative project with QUT – Bioaerosl and vehicular exhaust emissions. HK$200,000 funded by Dean Reserved Project Fund in the Faculty of Construction and Land Use, the Hong Kong Polytechnic University (Principal Investigator)
