Ozone Chemistry on Greasy Glass Surfaces Affects the Levels of Volatile Organic Compounds in Indoor Environments

H Deng, J Qiu, R Zhang, J Xu, Y Qu… - Environmental …, 2024 - ACS Publications
The chemistry of ozone (O3) on indoor surfaces leads to secondary pollution, aggravating
the air quality in indoor environments. Here, we assess the heterogeneous chemistry of …

Roles of photochemical consumption of VOCs on regional background O3 concentration and atmospheric reactivity over the pearl river estuary, Southern China

J Sun, X Yu, Z Ling, G Fang, L Ming, J Zhao… - Science of the Total …, 2024 - Elsevier
Understanding of the photochemical ozone (O 3) pollution over the Pearl River Estuary
(PRE) of southern China remains limited. We performed an in-depth analysis of volatile …

Time‐Resolved Measurements of PM2.5 Chemical Composition and Brown Carbon Absorption in Nan**g, East China: Diurnal Variations and Organic Tracer‐Based …

W Feng, X Wang, Z Shao, H Liao… - Journal of Geophysical …, 2023 - Wiley Online Library
To understand diurnal variations in PM2. 5 composition and aerosol extract absorption,
PM2. 5 samples were collected at intervals of 2 hr from 8: 00 to 20: 00 and 6 hr from 20: 00 to …

Bayesian inference-based estimation of hourly primary and secondary organic carbon in suburban Hong Kong: Multi-temporal-scale variations and evolution …

S Wang, K Liao, Z Zhang, YY Cheng… - Atmospheric …, 2024 - acp.copernicus.org
Observation-based data of primary and secondary organic carbon in ambient particulate
matter (PM) are essential for model evaluation, climate and air quality research, health effect …

In situ measurement of organic aerosol molecular markers in urban Hong Kong during a summer period: temporal variations and source apportionment

H Li, X Lyu, L Xue, Y Huo, D Yao, H Lu… - … Chemistry and Physics, 2024 - acp.copernicus.org
Organic aerosol (OA) is a significant constituent of urban particulate matter (PM), and
molecular markers therein provide information on the sources and formation mechanisms …

Evaluation of CESM1 (WACCM) free-running and specified dynamics atmospheric composition simulations using global multispecies satellite data records

L Froidevaux, DE Kinnison, R Wang… - Atmospheric …, 2019 - acp.copernicus.org
We have analyzed near-global stratospheric data (and mesospheric data as well for H 2 O)
in terms of absolute abundances, variability, and trends for O 3, H 2 O, HCl, N 2 O, and HNO …

Molecular and Elemental Tracers‐Based Receptor Modeling of PM2.5 in Suburban Hong Kong With Hourly Time‐Scale Air Quality Considerations

S Wang, Q Wang, YY Cheng, H Chen… - Journal of …, 2023 - Wiley Online Library
Continuing control efforts in recent decade have notably brought down fine‐particulate‐
matter (PM2. 5) pollution to compliance with the annual average air quality objective in Hong …

Exploring the Effect of Environmental Conditions on Decay Kinetics of Aerosol Unsaturated Fatty Acids: New Insights Gained from Long-Term Ambient Measurements

Q Wang, S Wang, S Zhu, S Meng, H Yu… - … Science & Technology, 2024 - ACS Publications
Unsaturated fatty acids (uFAs) are important constituents of atmospheric organic aerosols,
undergoing rapid degradation in the atmosphere that significantly influences aerosol's …

Molecular tracers, mass spectral tracers and oxidation of organic aerosols emitted from cooking and fossil fuel burning sources

C Liang, S Wang, R Hu, G Huang, J **e, B Zhao… - Science of The Total …, 2023 - Elsevier
Secondary organic aerosol (SOA) composes a substantial fraction of atmospheric particles,
yet the formation and aging mechanism of SOA remains unclear. Here we investigate the …

Short-term source apportionment of fine particulate matter with time-dependent profiles using SoFi Pro: exploring the reliability of rolling positive matrix factorization …

Q Wang, S Zhu, S Wang, C Huang… - … Chemistry and Physics, 2024 - acp.copernicus.org
Positive matrix factorization (PMF) has been widely used to apportion the sources of fine
particulate matter (PM 2.5) by utilizing PM chemical speciation data measured at the …