Recent advances in mass spectrometry techniques for atmospheric chemistry research on molecular‐level

W Zhang, L Xu, H Zhang - Mass Spectrometry Reviews, 2024 - Wiley Online Library
The Earth's atmosphere is composed of an enormous variety of chemical species associated
with trace gases and aerosol particles whose composition and chemistry have critical …

CAMx–UNIPAR simulation of secondary organic aerosol mass formed from multiphase reactions of hydrocarbons under the Central Valley urban atmospheres of …

Y Jo, M Jang, S Han, A Madhu, B Koo… - Atmospheric …, 2024 - acp.copernicus.org
Abstract The UNIfied Partitioning-Aerosol phase Reaction (UNIPAR) model was integrated
into the Comprehensive Air quality Model with extensions (CAMx) to process secondary …

Overlooked Roles and Transformation of Carbon-Centered Radicals Produced from Natural Organic Matter in a Thermally Activated Persulfate System

H Fu, W Zheng, W Duan, G Fang, X Duan… - Environmental …, 2024 - ACS Publications
The presence and induced secondary reactions of natural organic matter (NOM) significantly
affect the remediation efficacy of in situ chemical oxidation (ISCO) systems. However, it …

The Important Contribution of Secondary Formation and Biomass Burning to Oxidized Organic Nitrogen (OON) in a Polluted Urban Area: Insights from In Situ …

Y Cai, C Ye, W Chen, W Hu, W Song… - Atmospheric …, 2023 - acp.copernicus.org
To investigate the sources and formation mechanism of oxidized organic nitrogen (OON),
field measurements of OON were conducted using an iodide-adduct chemical ionization …

Mechanistic and kinetic study of limona ketone oxidation initiated by hydroxyl radical: impact of indoor air pollution

AM Priya, G El Dib - New Journal of Chemistry, 2024 - pubs.rsc.org
Degradation of air quality in the atmosphere is mainly caused by air pollution and represents
a major health risk. Limona ketone (LK)(C9H14O, 4-acetyl-1-methyl-1-cyclohexene) is …

Formation of highly oxygenated organic molecules from the oxidation of limonene by OH radical: significant contribution of H-abstraction pathway

H Luo, L Vereecken, H Shen, S Kang… - Atmospheric …, 2022 - acp.copernicus.org
Highly oxygenated organic molecules (HOM) play a pivotal role in the formation of
secondary organic aerosol (SOA). Therefore, the distribution and yields of HOM are …

[HTML][HTML] Development of a multiphase chemical mechanism to improve secondary organic aerosol formation in CAABA/MECCA (version 4.7. 0)

F Wieser, R Sander, C Cho, H Fuchs… - Geoscientific Model …, 2024 - gmd.copernicus.org
During the last few decades, the impact of multiphase chemistry on secondary organic
aerosols (SOAs) has been demonstrated to be the key to explaining laboratory experiments …

Quantitative kinetics reveal that reactions of HO 2 are a significant sink for aldehydes in the atmosphere and may initiate the formation of highly oxygenated molecules …

Q Gao, C Shen, H Zhang, B Long… - Physical Chemistry …, 2024 - pubs.rsc.org
Large aldehydes are widespread in the atmosphere and their oxidation leads to secondary
organic aerosols. The current understanding of their chemical transformation processes is …

Observationally constrained modelling of NO3 radical in different altitudes: Implication to vertically resolved nocturnal chemistry

Z Sun, S Wang, Y Yan, J Zhu, G Tang, W Gao… - Atmospheric …, 2023 - Elsevier
Previous field observations have shown that NO 3 and related species develop distinct
vertical profiles in urban areas. In this study, we utilized the Platform for Atmospheric …

Development of a multiphase chemical mechanism to improve secondary organic aerosol formation in CAABA/MECCA (version 4.5. 6-rc. 1)

F Wieser, R Sander… - Geoscientific Model …, 2023 - gmd.copernicus.org
During the last decades, the impact of multiphase chemistry on secondary organic aerosol
(SOA) has been demonstrated to be key in explaining lab experiments and field …