Academic Staff
Dr Lyu

Dr. Lyu Xiaopu (呂效譜博士)

Assistant Professor
Member of the Smart Society Lab

Emerging air pollution under low carbon transition
Atmospheric reactive organics and secondary products
Air quality and human health

(852) 3411 7208
(852) 3411 5990




  • Ph.D., The Hong Kong Polytechnic University, Hong Kong
  • M.Sc., Wuhan University, China
  • B.Sc., Zhejiang University of Technology, China


  • Emerging air pollution under low carbon transition
  • Atmospheric reactive organics and secondary products
  • Air quality and human health


  • Geography of Environmental Hazards



  1. RGC/GRF (15219621), PI, Rise in summertime ozone levels in South China: Impacts of long-range transport of Southeast Asia emissions, HK$911,317, 01/2022 – 12/2024.
  2. RGC/CRF (C5024-21G), Co-PI, Is the usual social distance sufficient to avoid airborne infection of expiratory droplets in indoor environments?, HK$4,703,090, 06/2022 – 05/2025.
  3. NSFC/Young Scientists Fund (42207111), PI, “華中地區高海拔背景大氣中過氧乙酰硝酸酯的化學過程及對臭氧生成的影響” (Chemical processes and impacts on ozone formation of peroxyacetyl nitrate in high-altitude background atmosphere of Central China), RMB300,000, 01/2023 – 12/2025;
  4. PolyU/RAP Start-up Fund (P0035690), PI, Formation mechanisms of particle-bound hydroxyl dicarboxylic acids in subtropical Hong Kong: field observation and aging experiment, HK$250,000, 03/2021 – 02/2023;
  5. PolyU/Projects of RILS (P0042901), PI, Emerging air pollution and land management under future climate, HK$100,000, 08/2022 – 07/2024.
  1. Lyu, X., Guo, H., Zou, Q., Li, K., Xiong, E., Zhou, B., Guo, P., Jiang, F., Tian, X., 2022. Evidence for Reducing Volatile Organic Compounds to Improve Air Quality from Concurrent Observations and In Situ Simulations at 10 Stations in Eastern China. Environmental Science & Technology. 56(22), 15356-15364, doi:10.1021/acs.est.2c04340. (IF: 11.357)
  2. Huo, Y., Guo, H.*, Lyu, X.*, Yao, D., 2022. Emission characteristics, sources and airborne fate of speciated organics in particulate matters in a Hong Kong residence. Indoor Air. 32(3), doi:10.1111/ina.13017. (IF: 6.554)
  3. Shek, K.Y., Zeren, Y., Guo, H., Li, M., Liu, M., Huang, B., Lyu, X.*, 2022. Insights on In-Situ Photochemistry Associated with Ozone Reduction in Guangzhou during the COVID-19 Lockdown. Atmosphere. 13(2), doi:10.3390/atmos13020212. (IF: 3.110)
  4. Lyu, X., Guo, H., Zhang, W., et al., 2021. Ozone and its precursors in a high-elevation and highly forested region in central China: origins, in-situ photochemistry and implications of regional transport. Atmospheric Environment. 259, doi:10.1016/j.atmosenv.2021.118540. (IF: 5.755)
  5. Lyu, X.P., Huo, Y.X., Yang, J., et al., 2021. Real-time and molecular characterizations of air pollutants in a Hong Kong residence: implications on indoor source emissions and heterogeneous chemistry. Indoor Air. 31(5), 1340-1352, doi:10.1111/ina.12826. (IF: 6.554)
  6. Lyu X, Guo H, Yao D, et al., 2020. In Situ Measurements of Molecular Markers Facilitate Understanding of Dynamic Sources of Atmospheric Organic Aerosols. Environmental Science & Technology. 54(18), 11058-11069, doi:10.1021/acs.est.0c02277. (IF: 11.357)
  7. Lyu, X., Guo, H., Wang, Y., et al., 2020. Hazardous volatile organic compounds in ambient air of China. Chemosphere, 246, doi:10.1016/j.chemosphere.2019.125731. (IF: 8.943)
  8. Liu, X.#, Lyu, X.#, Wang, Y., et al., 2019. Inter-comparison of O3 formation and radical chemistry in the past decade at a suburban site in Hong Kong. Atmospheric Chemistry and Physics, 19(7), 5127-5145, doi:10.5194/acp-19-5127-2019. (IF: 7.197)
  9. Zeren Y, Guo H*, Lyu X*, et al., 2019. An ozone “pool” in South China: Investigations on atmospheric dynamics and photochemical processes over the Pearl River Estuary. Journal of Geophysical Research: Atmospheres. 124(22), 12340-12355, doi:10.1029/2019JD030833. (IF: 5.217)
  10. Lyu, X.P., Wang, N., Guo, H., et al., 2018. Causes of a continuous summertime O3 pollution event in Ji’nan, a central city in the North China Plain. Atmospheric Chemistry and Physics, 19(5), 3025-3042, doi:10.5194/acp-19-3025-2019. (IF: 7.197)
  11. Wang, H. #, Lyu, X.P. #, Guo, H., et al., 2018. Ozone pollution around a coastal region of South China Sea: Interaction between marine and continental air. Atmospheric Chemistry and Physics. 18, 4277-4295, doi:10.5194/acp-18-4277-2018. (IF: 7.197)
  12. Lyu, X.P., Guo, H., Cheng, H.R., et al., 2017. New particle formation and growth at a suburban site and a background site in Hong Kong. Chemosphere. 193, 664-674, doi:10.1016/j.chemosphere.2017.11.060. (IF: 8.943)
  13. Lyu, X.P., Guo, H., Yao, D.W., et al., 2017. Observation of SOA tracers at a mountainous site in Hong Kong: chemical characteristics, potential origins and implication on particle growth. Science of the Total Environment. 605, 180-189, doi:10.1016/j.scitotenv.2017.06.161. (IF: 10.753)
  14. Lyu XP, Guo H, Wang N, et al., 2017. Modeling C1–C4 alkyl nitrate photochemistry and their impacts on O3 production in urban and suburban environments of Hong Kong. Journal of Geophysical Research: Atmospheres. 122(19): 10,539-10,556, doi:10.1002/2017JD027315. (IF: 5.217)
  15. Lyu, X.P., Zeng, L.W., Guo, H., et al., 2016. Evaluation of the effectiveness of air pollution control measures in Hong Kong. Environmental Pollution, 220: 87-94, doi:10.1016/j.envpol.2016.09.025. (IF: 9.988)
  16. Lyu, X.P., Liu, M., Guo, H., et al., 2016. Spatiotemporal variation of ozone precursors and ozone formation in Hong Kong: Grid field measurement and modelling study. Science of The Total Environment. 569, 1341-1349, doi:10.1016/j.scitotenv.2016.06.214. (IF: 10.753)
  17. Lyu, X.P., Chen, N., Guo, H., et al., 2016. Chemical characteristics and causes of airborne particulate pollution in warm seasons in Wuhan, central China. Atmospheric Chemistry and Physics, 16(16), 10671-10687, doi:10.5194/acp-16-10671-2016. (IF: 7.197)
  18. Lyu, X.P., Guo, H., Simpson, I.J., et al., 2016. Effectiveness of replacing catalytic converters in LPG-fueled vehicles in Hong Kong. Atmospheric Chemistry and Physics, 16(10), 6609-6626, doi:10.5194/acp-16-6609-2016. (IF: 7.197)
  19. Lyu, X.P., Chen, N., Guo, H., et al., 2016. Ambient volatile organic compounds and their effect on ozone production in Wuhan, central China. Science of The Total Environment, 541, 200-209, doi:10.1016/j.scitotenv.2015.09.093. (IF: 10.753)
  20. Lyu, X.P., Ling, Z.H., Guo, H., et al., 2015. Re-examination of C1–C5 alkyl nitrates in Hong Kong using an observation-based model. Atmospheric Environment, 120, 28-37, doi:10.1016/j.atmosenv.2015.08.083. (IF: 5.755)
  21. Lyu, X.P., Wang, Z.W., Cheng, H.R., et al., 2015. Chemical characteristics of submicron particulates (PM0) in Wuhan, Central China. Atmospheric Research, 161, 169-178, doi:10.1016/j.atmosres.2015.04.009. (IF: 5.965)