Severe haze in northern China: A synergy of anthropogenic emissions and atmospheric processes

Z An, RJ Huang, R Zhang, X Tie, G Li… - Proceedings of the …, 2019 - National Acad Sciences
Regional severe haze represents an enormous environmental problem in China, influencing
air quality, human health, ecosystem, weather, and climate. These extremes are …

Explosive secondary aerosol formation during severe haze in the North China Plain

J Peng, M Hu, D Shang, Z Wu, Z Du, T Tan… - Environmental …, 2021 - ACS Publications
Severe haze events with exceedingly high-levels of fine aerosols occur frequently over the
past decades in the North China Plain (NCP), exerting profound impacts on human health …

Aqueous production of secondary organic aerosol from fossil-fuel emissions in winter Bei**g haze

J Wang, J Ye, Q Zhang, J Zhao, Y Wu… - Proceedings of the …, 2021 - National Acad Sciences
Secondary organic aerosol (SOA) produced by atmospheric oxidation of primary emitted
precursors is a major contributor to fine particulate matter (PM2. 5) air pollution worldwide …

Changes in aerosol chemistry from 2014 to 2016 in winter in Bei**g: Insights from high‐resolution aerosol mass spectrometry

W Xu, Y Sun, Q Wang, J Zhao, J Wang… - Journal of …, 2019 - Wiley Online Library
Air quality has been continuously improved in recent years in Bei**g, yet severe haze
episodes still frequently occur in winter. Here we deployed an Aerodyne high‐resolution …

Aerosol liquid water driven by anthropogenic inorganic salts: Implying its key role in haze formation over the North China Plain

Z Wu, Y Wang, T Tan, Y Zhu, M Li… - … & Technology Letters, 2018 - ACS Publications
This study reveals aerosol liquid water content (ALWC) in PM2. 5 ranged from 2% up to
74%, and the associated secondary inorganic fraction rose from 24% to 55%, while ambient …

PM2. 5 and O3 relationships affected by the atmospheric oxidizing capacity in the Yangtze River Delta, China

M Qin, A Hu, J Mao, X Li, L Sheng, J Sun, J Li… - Science of the Total …, 2022 - Elsevier
The atmospheric oxidizing capacity (AOC), reflecting the self-cleansing capacity of the
atmosphere, plays an important role in the chemical evolution of secondary fine particulate …

[HTML][HTML] Impacts of primary emissions and secondary aerosol formation on air pollution in an urban area of China during the COVID-19 lockdown

J Tian, Q Wang, Y Zhang, M Yan, H Liu, N Zhang… - Environment …, 2021 - Elsevier
Restrictions on human activities were implemented in China to cope with the outbreak of the
Coronavirus Disease 2019 (COVID-19), providing an opportunity to investigate the impacts …

Photochemical aqueous-phase reactions induce rapid daytime formation of oxygenated organic aerosol on the North China Plain

Y Kuang, Y He, W Xu, B Yuan, G Zhang… - … science & technology, 2020 - ACS Publications
Secondary organic aerosol (SOA) constitutes a large fraction of organic aerosol worldwide,
however, the formation mechanisms in polluted environments remain poorly understood …

Secondary aerosol formation in winter haze over the Bei**g-Tian**-Hebei Region, China

D Shang, J Peng, S Guo, Z Wu, M Hu - Frontiers of Environmental Science …, 2021 - Springer
Severe haze pollution occurs frequently in the winter over the Bei**g-Tian**-Hebei (BTH)
region (China), exerting profound impacts on air quality, visibility, and human health. The …

Precursors and pathways leading to enhanced secondary organic aerosol formation during severe haze episodes

Y Zheng, Q Chen, X Cheng, C Mohr, J Cai… - Environmental …, 2021 - ACS Publications
Molecular analyses help to investigate the key precursors and chemical processes of
secondary organic aerosol (SOA) formation. We obtained the sources and molecular …