Molecular Characterization of Atmospheric Organic Aerosols: Contemporary Applications of High-resolution Mass Spectrometry

Q Xie, A Laskin - TrAC Trends in Analytical Chemistry, 2024 - Elsevier
Recent advances in the molecular characterization of atmospheric organic aerosols by high-
resolution mass spectrometry (HRMS) have significantly enhanced our understanding of …

Enhanced light absorption for solid-state brown carbon from wildfires due to organic and water coatings

Z Cheng, M Shrivastava, A Ijaz, D Veghte… - Nature …, 2024 - nature.com
Wildfires emit solid-state strongly absorptive brown carbon (solid S-BrC, commonly known
as tar ball), critical to Earth's radiation budget and climate, but their highly variable light …

Chemical Insights into the Molecular Composition of Organic Aerosols in the Urban Region of Houston, Texas

T Gautam, GW Vandergrift, NN Lata, Z Cheng… - ACS ES&T …, 2024 - ACS Publications
Molecular functional groups, such as organosulfates (CHOS) and organonitrates (CHNO)
are important tracers for field observations of secondary organic aerosols (SOA). While …

In situ measurements of gas-particle partitioning of organic compounds in Fairbanks

A Ijaz, B Temime-Roussel, J Mao, W Simpson… - Faraday …, 2024 - pubs.rsc.org
Organic compounds were measured in both the gas and particle phases in Fairbanks,
Alaska, using a real-time, high-resolution proton transfer reaction-time of flight mass …

Selective molecular characterization of organic aerosols using in situ laser desorption ionization mass spectrometry

D Yuan, Y Qi, C Ma, P Fu… - Rapid Communications in …, 2024 - Wiley Online Library
Rationale The sources and chemical compositions of organic aerosol (OA) exert a
significant influence on both regional and global atmospheric conditions, thereby having far …