Applications of environmental mass spectrometry in atmospheric haze chemistry

T Chen, Y Ge, B Chu, P Zhang, Q Ma, H He - TrAC Trends in Analytical …, 2024 - Elsevier
The diverse components, sources, and concentration levels of pollutants in the atmosphere
pose significant challenges to understanding the complex formation processes of …

Quantitative characterization of the volatility distribution of organic aerosols in a polluted urban area: Intercomparison between thermodenuder and molecular …

W Chen, W Hu, Z Tao, Y Cai, M Cai… - Journal of …, 2024 - Wiley Online Library
To quantify the volatility of organic aerosols (OA), a comprehensive campaign was
conducted in the Chinese megacity. Volatility distributions of OA and particle‐phase organic …

Influences of meteorology on emission sources and physicochemical properties of particulate matter in Seoul, Korea during the heating period

J Jeon, Y Chen, H Kim - Atmospheric Environment, 2023 - Elsevier
Chemical properties of particulate matter (PM), organic aerosol (OA) properties, sources and
the volatility distribution were investigated during autumn in Seoul, Korea using aerodyne …

[HTML][HTML] Impact of aging on the sources, volatility, and viscosity of organic aerosols in Chinese outflows

T Feng, Y Wang, W Hu, M Zhu, W Song… - Atmospheric …, 2023 - acp.copernicus.org
To investigate the impact of aging on the sources, volatility, and viscosity of organic aerosol
(OA) in Chinese outflows, a high-resolution time-of-flight aerosol mass spectrometer (HR …

Characteristics of secondary aerosol formation during shortened multiday reaction experiments in a smog chamber: Effects of relative humidity and ammonia

H Kim, J Kim, S Kim, S Bang, HC Jin, SH Lee… - Science of The Total …, 2024 - Elsevier
Shortened multiday reaction experiments were conducted using the KIST chamber for
atmospheric processes simulation (K-CAPS) to characterize the effects of ammonia (NH 3) …

Understanding the Driving Forces of Summer PM1 Composition in Seoul, Korea, with Explainable Machine Learning

Q Hu, J Moon, H Kim - ACS ES&T Air, 2024 - ACS Publications
This study leverages explainable machine learning, specifically XGBoost models with
Shapley Additive Explanations (SHAP), to explore the chemical properties of atmospheric …

Aerosol volatility over a high-altitude site in India: Effect of semi-volatile organics

S Mukherjee, RD Patil, MY Aslam, GS Meena… - Atmospheric …, 2025 - Elsevier
Sub-micron aerosols primarily comprise of organics, sulfate, nitrate, ammonium, and
chloride. Of these, organics have high complexity in their chemical and physical …

The volatility of pollen extracts and their main constituents in aerosolized form via the integrated volume method (IVM) and the volatility basis set (VBS)

K Axelrod, C Bhattarai, P Bahdanovich… - Aerosol Science and …, 2023 - Taylor & Francis
The volatility of organic aerosol in the atmosphere is an important quality that determines the
aerosol/gas partitioning of compounds in the atmosphere and thus influences their ability to …

Aging impact on sources, volatility, and viscosity of organic aerosols in the Chinese outflows

T Feng, Y Wang, W Hu, M Zhu, W Song… - Atmospheric …, 2022 - acp.copernicus.org
To investigate the aging impact on sources, volatility, and viscosity of organic aerosols (OA)
in the Chinese outflows, a high-resolution time-of-flight aerosol mass spectrometer (HR …