Organic peroxides in aerosol: key reactive intermediates for multiphase processes in the atmosphere

S Wang, Y Zhao, AWH Chan, M Yao, Z Chen… - Chemical …, 2023 - ACS Publications
Organic peroxides (POs) are organic molecules with one or more peroxide (− O–O−)
functional groups. POs are commonly regarded as chemically labile termination products …

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 …

Tracking indoor volatile organic compounds with online mass spectrometry

W Liu, L Zhou, W Yuan, L Ruan, X Wang, Y Guo… - TrAC Trends in …, 2024 - Elsevier
Humans spend most of their time indoors, where they are exposed to many volatile organic
compounds (VOCs). Exposure to indoor VOCs has been linked to adverse health effects …

In-Canopy Chemistry, Emissions, Deposition, and Surface Reactivity Compete to Drive Bidirectional Forest-Atmosphere Exchange of VOC Oxidation Products

MF Link, MA Pothier, MP Vermeuel, M Riches… - ACS ES&T …, 2024 - ACS Publications
Dry deposition is an important sink of oxygenated volatile organic compounds (OVOCs) in
forest ecosystems. In the summer of 2021, we measured concentration gradients and …

Closing the reactive carbon flux budget: Observations from dual mass spectrometers over a coniferous forest

MP Vermeuel, DB Millet, DK Farmer… - Journal of …, 2023 - Wiley Online Library
We use observations from dual high‐resolution mass spectrometers to characterize
ecosystem‐atmosphere fluxes of reactive carbon across an extensive range of volatile …

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 …

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 …

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 …

Ammonium-adduct chemical ionization to investigate anthropogenic oxygenated gas-phase organic compounds in urban air

P Khare, JE Krechmer, JE Machesky… - Atmospheric …, 2022 - acp.copernicus.org
Volatile chemical products (VCPs) and other non-combustion-related sources have become
important for urban air quality, and bottom-up calculations report emissions of a variety of …

Optimizing the iodide-adduct chemical ionization mass spectrometry (CIMS) quantitative method for toluene oxidation intermediates: experimental insights into …

M Song, S He, X Li, Y Liu, S Lou, S Lu… - Atmospheric …, 2024 - amt.copernicus.org
Iodide-adduct time-of-flight chemical ionization mass spectrometry (I-CIMS) has been
developed as a powerful tool for detecting the oxidation products of volatile organic …