Research output per year
Research output per year
Research output
- 49 results
Search results
-
2025
Efficient Production of Reactive Oxidants by Atmospheric Bacterial-Derived Organic Matter in the Aqueous Phase
Liu, Y., Li, Y., Chan, W. L., Bao, Y., Lee, P. K. H. & Nah, T., 8 Apr 2025, In: Environmental Science and Technology. 59, 13, p. 6757–6770Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
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2024
Advanced nanobubble flotation for enhanced removal of sub-10 µm microplastics from wastewater
Jia, M., Farid, M. U., Ho, Y.-W., Ma, X., Wong, P. W., Nah, T., He, Y., Boey, M. W., Lu, G., Fang, J.K.-H., Fan, J. & An, A. K., 2024, In: Nature Communications. 15, 9079.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile10 Citations (Scopus)30 Downloads (CityUHK Scholars) -
Cooking-Associated Organic Compounds Drove the Bacterial Concentration, Diversity and Composition on Household Surfaces
Chan, W. L., Lin, H., Lam, Y. H., Nah, T. & Lee, P. K. H., Jul 2024, 18th International Conference on Indoor Air Quality and Climate (INDOOR AIR 2024). International Society of Indoor Air Quality and Climate, Vol. 2. p. 736-738 (Conference of the International Society of Indoor Air Quality and Climate, INDOOR AIR - Conference Program and Proceedings).Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review
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Don’t Forget About the Microbes on Surfaces in Indoor Atmospheric Chemistry
Nah, T., Lee, P. K. H. & Lai, A. C. K., Aug 2024, In: ACS ES&T Air. 1, 8, p. 743-746 4 p.Research output: Journal Publications and Reviews › Comment/debate
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Effects of copper on chemical kinetics and brown carbon formation in the aqueous ˙OH oxidation of phenolic compounds
Yang, J., Zhou, T., Lyu, Y., Go, B. R., Lam, J.C.-H., Chan, C. K. & Nah, T., 1 Sept 2024, In: Environmental Sciences: Processes and Impacts. 26, 9, p. 1526-1542Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
3 Citations (Scopus) -
Impacts of atmospheric particulate matter deposition on phytoplankton: A review
Thiagarajan, V., Nah, T. & Xin, X., 10 Nov 2024, In: Science of the Total Environment. 950, 26 p., 175280.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
3 Citations (Scopus) -
Photoproduction of reactive intermediates from dissolved organic matter in coastal seawater around an urban metropolis in South China: Characterization and predictive modeling
Li, Y., Zhang, K., Apell, J., Ruan, Y., Huang, X. & Nah, T., 15 Apr 2024, In: Science of the Total Environment. 921, 12 p., 170998.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
3 Citations (Scopus) -
Roles of direct and indirect photodegradation in the photochemical fates of three 3rd generation fluoroquinolones
Li, Y., Lam, J. C. H., He, Y., Ruan, Y., Huang, X. & Nah, T., 5 Dec 2024, In: Journal of Hazardous Materials. 480, 136314.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
1 Citation (Scopus) -
2023
Effects of pH and light exposure on the survival of bacteria and their ability to biodegrade organic compounds in clouds: implications for microbial activity in acidic cloud water
Liu, Y., Lim, C. K., Shen, Z., Lee, P. K. H. & Nah, T., 2023, In: Atmospheric Chemistry and Physics. 23, 2, p. 1731-1747 17 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile13 Citations (Scopus)60 Downloads (CityUHK Scholars) -
Emerging investigator series: aqueous photooxidation of live bacteria with hydroxyl radicals under cloud-like conditions : insights into the production and transformation of biological and organic matter originating from bioaerosols
Liu, Y., Lee, P. K. H. & Nah, T., Jul 2023, In: Environmental Science Processes & Impacts. 25, 7, p. 1150-1168 19 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile3 Citations (Scopus)1 Downloads (CityUHK Scholars) -
Kinetics of the nitrate-mediated photooxidation of monocarboxylic acids in the aqueous phase
Lyu, Y., Chow, T. C. J. & Nah, T., 1 Mar 2023, In: Environmental Sciences: Processes and Impacts. 25, 3, p. 461-471 11 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile5 Citations (Scopus)32 Downloads (CityUHK Scholars) -
Long-term trends and sensitivities of PM2.5 pH and aerosol liquid water to chemical composition changes and meteorological parameters in Hong Kong, South China: Insights from 10-year records from three urban sites
Nah, T., Lam, Y. H., Yang, J. & Yang, L., 1 Jun 2023, In: Atmospheric Environment. 302, 119725.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
9 Citations (Scopus) -
Measurement report: Abundance and fractional solubilities of aerosol metals in urban Hong Kong – insights into factors that control aerosol metal dissolution in an urban site in South China
Yang, J., Ma, L., He, X., Au, W. C., Miao, Y., Wang, W.-X. & Nah, T., 2023, In: Atmospheric Chemistry and Physics. 23, 2, p. 1403-1419 17 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile16 Citations (Scopus)61 Downloads (CityUHK Scholars) -
pH affects the aqueous-phase nitrate-mediated photooxidation of phenolic compounds: implications for brown carbon formation and evolution
Yang, J., Au, W. C., Law, H., Leung, C. H., Lam, C. H. & Nah, T., 1 Feb 2023, In: Environmental Sciences: Processes and Impacts. 25, 2, p. 176-189 14 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
17 Citations (Scopus) -
Seasonal variations in the production of singlet oxygen and organic triplet excited states in aqueous PM2.5 in Hong Kong SAR, South China
Lyu, Y., Lam, Y. H., Li, Y., Borduas-Dedekind, N. & Nah, T., 2023, In: Atmospheric Chemistry and Physics. 23, 16, p. 9245-9263Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile9 Citations (Scopus)38 Downloads (CityUHK Scholars) -
2022
Aqueous secondary organic aerosol formation from the direct photosensitized oxidation of vanillin in the absence and presence of ammonium nitrate
Go, B. R., Lyu, Y., Ji, Y., Li, Y. J., Huang, D. D., Li, X., Nah, T., Lam, C. H. & Chan, C. K., 2022, In: Atmospheric Chemistry and Physics. 22, 1, p. 273-293Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile52 Citations (Scopus)192 Downloads (CityUHK Scholars) -
Emissions, chemistry or bidirectional surface transfer? Gas phase formic acid dynamics in the atmosphere
Gao, Z., Vasilakos, P., Nah, T., Takeuchi, M., Chen, H., Tanner, D. J., Ng, N. L., Kaiser, J., Huey, L. G., Weber, R. J. & Russell, A. G., 1 Apr 2022, In: Atmospheric Environment. 274, 118995.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
9 Citations (Scopus) -
Environmental photochemistry of organic UV filter butyl methoxydibenzoylmethane: Implications for photochemical fate in surface waters
Li, Y., He, Y., Lam, C. H. & Nah, T., 15 Sept 2022, In: Science of the Total Environment. 839, 156145.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
9 Citations (Scopus) -
Influence of urban heat islands on seasonal aerosol acidity and aerosol liquid water content in humid subtropical Hong Kong, South China
Nah, T. & Lam, Y. H., 15 Nov 2022, In: Atmospheric Environment. 289, 11 p., 119321.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
4 Citations (Scopus) -
Novel Application of Machine Learning Techniques for Rapid Source Apportionment of Aerosol Mass Spectrometer Datasets
Pande, P., Shrivastava, M., Shilling, J. E., Zelenyuk, A., Zhang, Q., Chen, Q., Ng, N. L., Zhang, Y., Takeuchi, M., Nah, T., Rasool, Q. Z., Zhang, Y., Zhao, B. & Liu, Y., 21 Apr 2022, In: ACS Earth and Space Chemistry. 6, 4, p. 932–942 11 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
8 Citations (Scopus) -
2021
Fine Aerosol Acidity and Water during Summer in the Eastern North Atlantic
Nah, T., Yang, J., Wang, J., Sullivan, A. P. & Weber, R. J., Aug 2021, In: Atmosphere. 12, 8, 17 p., 1040.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile2 Citations (Scopus)54 Downloads (CityUHK Scholars) -
Formation and evolution of brown carbon during aqueous-phase nitrate-mediated photooxidation of guaiacol and 5-nitroguaiacol
Yang, J., Au, W. C., Law, H., Lam, C. H. & Nah, T., 1 Jun 2021, In: Atmospheric Environment. 254, 118401.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
36 Citations (Scopus) -
Low-Molecular-Weight Carboxylic Acids in the Southeastern U.S. Formation, Partitioning, and Implications for Organic Aerosol Aging
Chen, Y., Guo, H., Nah, T., Tanner, D. J., Sullivan, A. P., Takeuchi, M., Ziqi, G., Vasilakos, P., Russell, A. G., Baumann, K., Huey, L. G., Weber, R. J. & Ng, N. L., 18 May 2021, In: Environmental Science and Technology. 55, 10, p. 6688-6699 12 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
35 Citations (Scopus) -
Particle Size Distribution Dynamics Can Help Constrain the Phase State of Secondary Organic Aerosol
He, Y., Akherati, A., Nah, T., Ng, N. L., Garofalo, L. A., Farmer, D. K., Shiraiwa, M., Zaveri, R. A., Cappa, C. D., Pierce, J. R. & Jathar, S. H., 2 Feb 2021, In: Environmental Science and Technology. 55, 3, p. 1466–1476Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
26 Citations (Scopus) -
Temperature-Dependent Viscosity of Organic Materials Characterized by Atomic Force Microscope
Qin, Y., Ye, J., Ohno, P., Nah, T. & Martin, S. T., Nov 2021, In: Atmosphere. 12, 11, 10 p., 1476.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile3 Citations (Scopus)48 Downloads (CityUHK Scholars) -
2020
Chemical characterization of secondary organic aerosol at a rural site in the southeastern US: insights from simultaneous high-resolution time-of-flight aerosol mass spectrometer (HR-ToF-AMS) and FIGAERO chemical ionization mass spectrometer (CIMS) measurements
Chen, Y., Takeuchi, M., Nah, T., Xu, L., Canagaratna, M. R., Stark, H., Baumann, K., Canonaco, F., Prévôt, A. S. H., Huey, L. G., Weber, R. J. & Ng, N. L., 2020, In: Atmospheric Chemistry and Physics. 20, 14, p. 8421–8440 20 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile58 Citations (Scopus)90 Downloads (CityUHK Scholars) -
2019
Mixing order of sulfate aerosols and isoprene epoxydiols affects secondary organic aerosol formation in chamber experiments
Nah, T., Xu, L., Osborne-Benthaus, K. A., White, S. M., France, S. & Lee Ng, N., 15 Nov 2019, In: Atmospheric Environment. 217, 116953.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open Access13 Citations (Scopus) -
2018
Characterization of aerosol composition, aerosol acidity, and organic acid partitioning at an agriculturally intensive rural southeastern US site
Nah, T., Guo, H., Sullivan, A. P., Chen, Y., Tanner, D. J., Nenes, A., Russell, A., Lee Ng, N., Gregory Huey, L. & Weber, R. J., 15 Aug 2018, In: Atmospheric Chemistry and Physics. 18, 15, p. 11471-11491 21 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile102 Citations (Scopus)106 Downloads (CityUHK Scholars) -
Real-time measurements of gas-phase organic acids using SF6 - chemical ionization mass spectrometry
Nah, T., Ji, Y., Tanner, D. J., Guo, H., Sullivan, A. P., Ng, N. L., Weber, R. J. & Gregory Huey, L., 2018, In: Atmospheric Measurement Techniques. 11, 9, p. 5087-5104 18 p.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile23 Citations (Scopus)107 Downloads (CityUHK Scholars) -
2017
Constraining uncertainties in particle-wall deposition correction during SOA formation in chamber experiments
Nah, T., McVay, R. C., Pierce, J. R., Seinfeld, J. H. & Ng, N. L., 14 Feb 2017, In: Atmospheric Chemistry and Physics. 17, 3, p. 2297-2310Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile53 Citations (Scopus)28 Downloads (CityUHK Scholars) -
Secondary Organic Aerosol (SOA) from Nitrate Radical Oxidation of Monoterpenes: Effects of Temperature, Dilution, and Humidity on Aerosol Formation, Mixing, and Evaporation
Boyd, C. M., Nah, T., Xu, L., Berkemeier, T. & Ng, N. L., 18 Jul 2017, In: Environmental Science and Technology. 51, 14, p. 7831-7841Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
76 Citations (Scopus) -
2016
Influence of seed aerosol surface area and oxidation rate on vapor wall deposition and SOA mass yields: A case study with α-pinene ozonolysis
Nah, T., McVay, R. C., Zhang, X., Boyd, C. M., Seinfeld, J. H. & Ng, N. L., 28 Jul 2016, In: Atmospheric Chemistry and Physics. 16, 14, p. 9361-9379Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile67 Citations (Scopus)33 Downloads (CityUHK Scholars) -
Photochemical Aging of α-pinene and β-pinene Secondary Organic Aerosol formed from Nitrate Radical Oxidation
Nah, T., Sanchez, J., Boyd, C. M. & Ng, N. L., 5 Jan 2016, In: Environmental Science and Technology. 50, 1, p. 222-231Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
101 Citations (Scopus) -
2015
Fundamental Time Scales Governing Organic Aerosol Multiphase Partitioning and Oxidative Aging
Zhang, H., Worton, D. R., Shen, S., Nah, T., Isaacman-Vanwertz, G., Wilson, K. R. & Goldstein, A. H., 18 Aug 2015, In: Environmental Science and Technology. 49, 16, p. 9768-9777Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
22 Citations (Scopus) -
Reaction of Chlorine Molecules with Unsaturated Submicron Organic Particles
Popolan-Vaida, D. M., Liu, C.-L., Nah, T., Wilson, K. R. & Leone, S. R., 28 Oct 2015, In: Zeitschrift für Physikalische Chemie. 229, 10-12, p. 1521-1540Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
7 Citations (Scopus) -
Secondary organic aerosol formation from the β-pinene+NO3 system: Effect of humidity and peroxy radical fate
Boyd, C. M., Sanchez, J., Xu, L., Eugene, A. J., Nah, T., Tuet, W. Y., Guzman, M. I. & Ng, N. L., 10 Jul 2015, In: Atmospheric Chemistry and Physics. 15, 13, p. 7497-7522Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Open AccessFile192 Citations (Scopus)33 Downloads (CityUHK Scholars) -
2014
Influence of molecular structure and chemical functionality on the heterogeneous OH-initiated oxidation of unsaturated organic particles
Nah, T., Kessler, S. H., Daumit, K. E., Kroll, J. H., Leone, S. R. & Wilson, K. R., 12 Jun 2014, In: The Journal of Physical Chemistry A. 118, 23, p. 4106-4119Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
33 Citations (Scopus) -
Isomeric product detection in the heterogeneous reaction of hydroxyl radicals with aerosol composed of branched and linear unsaturated organic molecules
Nah, T., Zhang, H., Worton, D. R., Ruehl, C. R., Kirk, B. B., Goldstein, A. H., Leone, S. R. & Wilson, K. R., 11 Dec 2014, In: The Journal of Physical Chemistry A. 118, 49, p. 11555-11571Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
18 Citations (Scopus) -
2013
Detailed chemical characterization of unresolved complex mixtures in atmospheric organics: Insights into emission sources, atmospheric processing, and secondary organic aerosol formation
Chan, A. W. H., Isaacman, G., Wilson, K. R., Worton, D. R., Ruehl, C. R., Nah, T., Gentner, D. R., Dallmann, T. R., Kirchstetter, T. W., Harley, R. A., Gilman, J. B., Kuster, W. C., de Gouw, J. A., Offenberg, J. H., Kleindienst, T. E., Lin, Y. H., Rubitschun, C. L., Surratt, J. D., Hayes, P. L. & Jimenez, J. L. & 1 others, , 27 Jun 2013, In: Journal of Geophysical Research Atmospheres. 118, 12, p. 6783-6796Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
67 Citations (Scopus) -
Observation of rates and products in the reaction of NO3 with submicron squalane and squalene aerosol
Lee, L., Wooldridge, P., Nah, T., Wilson, K. & Cohen, R., 21 Jan 2013, In: Physical Chemistry Chemical Physics. 15, 3, p. 882-892Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
12 Citations (Scopus) -
OH-initiated heterogeneous oxidation of cholestane: A model system for understanding the photochemical aging of cyclic alkane aerosols
Zhang, H., Ruehl, C. R., Chan, A. W. H., Nah, T., Worton, D. R., Isaacman, G., Goldstein, A. H. & Wilson, K. R., 27 Nov 2013, In: The Journal of Physical Chemistry A. 117, 47, p. 12449-12458Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
23 Citations (Scopus) -
OH-initiated oxidation of sub-micron unsaturated fatty acid particles
Nah, T., Kessler, S. H., Daumit, K. E., Kroll, J. H., Leone, S. R. & Wilson, K. R., 14 Nov 2013, In: Physical Chemistry Chemical Physics. 15, 42, p. 18649-18663Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
39 Citations (Scopus) -
Real time in situ chemical characterization of submicrometer organic particles using direct analysis in real time-mass spectrometry
Nah, T., Chan, M., Leone, S. R. & Wilson, K. R., 19 Feb 2013, In: Analytical Chemistry. 85, 4, p. 2087-2095Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
57 Citations (Scopus) -
Real time in situ chemical characterization of sub-micron organic aerosols using Direct Analysis in Real Time mass spectrometry (DART-MS): the effect of aerosol size and volatility
Chan, M. N., Nah, T. & Wilson, K. R., 7 Jul 2013, In: Analyst. 138, 13, p. 3749-3757Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
43 Citations (Scopus) -
The influence of molecular structure and aerosol phase on the heterogeneous oxidation of normal and branched alkanes by OH
Ruehl, C. R., Nah, T., Isaacman, G., Worton, D. R., Chan, A. W. H., Kolesar, K. R., Cappa, C. D., Goldstein, A. H. & Wilson, K. R., 16 May 2013, In: The Journal of Physical Chemistry A. 117, 19, p. 3990-4000Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
49 Citations (Scopus) -
2012
Heterogeneous OH oxidation of motor oil particles causes selective depletion of branched and less cyclic hydrocarbons
Isaacman, G., Chan, A. W. H., Nah, T., Worton, D. R., Ruehl, C. R., Wilson, K. R. & Goldstein, A. H., 2 Oct 2012, In: Environmental Science and Technology. 46, 19, p. 10632-10640Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
33 Citations (Scopus) -
Improved resolution of hydrocarbon structures and constitutional isomers in complex mixtures using gas chromatography-vacuum ultraviolet-mass spectrometry
Isaacman, G., Wilson, K. R., Chan, A. W. H., Worton, D. R., Kimmel, J. R., Nah, T., Hohaus, T., Gonin, M., Kroll, J. H., Worsnop, D. R. & Goldstein, A. H., 6 Mar 2012, In: Analytical Chemistry. 84, 5, p. 2335-2342Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
94 Citations (Scopus) -
OH-initiated heterogeneous aging of highly oxidized organic aerosol
Kessler, S. H., Nah, T., Daumit, K. E., Smith, J. D., Leone, S. R., Kolb, C. E., Worsnop, D. R., Wilson, K. R. & Kroll, J. H., 21 Jun 2012, In: The Journal of Physical Chemistry A. 116, 24, p. 6358-6365Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
55 Citations (Scopus) -
2011
Formation of secondary organic aerosol from the direct photolytic generation of organic radicals
Kessler, S. H., Nah, T., Carrasquillo, A. J., Jayne, J. T., Worsnop, D. R., Wilson, K. R. & Kroll, J. H., 2 Jun 2011, In: Journal of Physical Chemistry Letters. 2, 11, p. 1295-1300Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
13 Citations (Scopus)