Spatial and temporal variation of chemical composition and mass closure of ambient coarse particulate matter (PM10–2.5) in the Los Angeles area K Cheung, N Daher, W Kam, MM Shafer, Z Ning, JJ Schauer, C Sioutas Atmospheric environment 45 (16), 2651-2662, 2011 | 307 | 2011 |
Particulate matter (PM) concentrations in underground and ground-level rail systems of the Los Angeles Metro W Kam, K Cheung, N Daher, C Sioutas Atmospheric Environment 45 (8), 1506-1516, 2011 | 278 | 2011 |
Emissions of particulate trace elements, metals and organic species from gasoline, diesel, and biodiesel passenger vehicles and their relation to oxidative potential KL Cheung, L Ntziachristos, T Tzamkiozis, JJ Schauer, Z Samaras, ... Aerosol Science and Technology 44 (7), 500-513, 2010 | 251 | 2010 |
Chemical characteristics and oxidative potential of particulate matter emissions from gasoline, diesel, and biodiesel cars KL Cheung, A Polidori, L Ntziachristos, T Tzamkiozis, Z Samaras, ... Environmental Science & Technology 43 (16), 6334-6340, 2009 | 213 | 2009 |
Concentrations and sources of non-methane hydrocarbons (NMHCs) from 2005 to 2013 in Hong Kong: A multi-year real-time data analysis J Ou, H Guo, J Zheng, K Cheung, PKK Louie, Z Ling, D Wang Atmospheric environment 103, 196-206, 2015 | 102 | 2015 |
Spatial and temporal variability of coarse (PM10− 2.5) particulate matter concentrations in the Los Angeles area P Pakbin, N Hudda, KL Cheung, KF Moore, C Sioutas Aerosol Science and Technology 44 (7), 514-525, 2010 | 102 | 2010 |
Physicochemical and oxidative characteristics of semi-volatile components of quasi-ultrafine particles in an urban atmosphere V Verma, P Pakbin, KL Cheung, AK Cho, JJ Schauer, MM Shafer, ... Atmospheric Environment 45 (4), 1025-1033, 2011 | 98 | 2011 |
Observation of aerosol size distribution and new particle formation at a mountain site in subtropical Hong Kong H Guo, DW Wang, K Cheung, ZH Ling, CK Chan, XH Yao Atmospheric chemistry and physics 12 (20), 9923-9939, 2012 | 71 | 2012 |
Diurnal trends in oxidative potential of coarse particulate matter in the Los Angeles Basin and their relation to sources and chemical composition K Cheung, MM Shafer, JJ Schauer, C Sioutas Environmental science & technology 46 (7), 3779-3787, 2012 | 70 | 2012 |
Trends of ambient fine particles and major chemical components in the Pearl River Delta region: Observation at a regional background site in fall and winter X Fu, X Wang, H Guo, K Cheung, X Ding, X Zhao, Q He, B Gao, Z Zhang, ... Science of the total environment 497, 274-281, 2014 | 52 | 2014 |
Establishing a conceptual model for photochemical ozone pollution in subtropical Hong Kong ZH Ling, H Guo, JY Zheng, PKK Louie, HR Cheng, F Jiang, K Cheung, ... Atmospheric environment 76, 208-220, 2013 | 52 | 2013 |
Inter-community variability in total particle number concentrations in the eastern Los Angeles air basin N Hudda, K Cheung, KF Moore, C Sioutas Atmospheric Chemistry and Physics 10 (23), 11385-11399, 2010 | 50 | 2010 |
Acetone in the atmosphere of Hong Kong: Abundance, sources and photochemical precursors H Guo, ZH Ling, K Cheung, DW Wang, IJ Simpson, DR Blake Atmospheric environment 65, 80-88, 2013 | 47 | 2013 |
Relationships between size-fractionated indoor and outdoor trace elements at four retirement communities in southern California A Polidori, KL Cheung, M Arhami, RJ Delfino, JJ Schauer, C Sioutas Atmospheric Chemistry and Physics 9 (14), 4521-4536, 2009 | 47 | 2009 |
Observation of nucleation mode particle burst and new particle formation events at an urban site in Hong Kong D Wang, H Guo, K Cheung, F Gan Atmospheric environment 99, 196-205, 2014 | 41 | 2014 |
Monitoring the inflammatory potential of exhaust particles from passenger cars in mice T Tzamkiozis, T Stoeger, K Cheung, L Ntziachristos, C Sioutas, ... Inhalation toxicology 22 (sup2), 59-69, 2010 | 34 | 2010 |
Historical trends in the mass and chemical species concentrations of coarse particulate matter in the Los Angeles Basin and relation to sources and air quality regulations K Cheung, MM Shafer, JJ Schauer, C Sioutas Journal of the Air & Waste Management Association 62 (5), 541-556, 2012 | 30 | 2012 |
Diurnal trends in coarse particulate matter composition in the Los Angeles Basin K Cheung, N Daher, MM Shafer, Z Ning, JJ Schauer, C Sioutas Journal of Environmental Monitoring 13 (11), 3277-3287, 2011 | 28 | 2011 |
Diurnal profiles of isoprene, methacrolein and methyl vinyl ketone at an urban site in Hong Kong K Cheung, H Guo, JM Ou, IJ Simpson, B Barletta, S Meinardi, DR Blake Atmospheric environment 84, 323-331, 2014 | 23 | 2014 |
Development of a two-stage virtual impactor system for high concentration enrichment of ultrafine, PM2. 5, and coarse particulate matter D Wang, W Kam, K Cheung, P Pakbin, C Sioutas Aerosol Science and Technology 47 (3), 231-238, 2013 | 18 | 2013 |