Chemical ionization mass spectrometry: Developments and applications for on-line characterization of atmospheric aerosols and trace gases

Y Zhang, R Liu, D Yang, Y Guo, M Li, K Hou - TrAC Trends in Analytical …, 2023 - Elsevier
Chemical ionization mass spectrometry (CIMS) is a powerful tool for on-line characterization
of atmospheric trace species and reveal of new atmospheric oxidation mechanisms. The …

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 …

Evaluating the performance of five different chemical ionization techniques for detecting gaseous oxygenated organic species

M Riva, P Rantala, JE Krechmer… - Atmospheric …, 2019 - amt.copernicus.org
The impact of aerosols on climate and air quality remains poorly understood due to multiple
factors. One of the current limitations is the incomplete understanding of the contribution of …

Indoor air quality implications of germicidal 222 nm light

VP Barber, MB Goss, LJ Franco Deloya… - Environmental …, 2023 - ACS Publications
One strategy for mitigating the indoor transmission of airborne pathogens, including the
SARS-CoV-2 virus, is irradiation by germicidal UV light (GUV). A particularly promising …

Molecular understanding of the enhancement in organic aerosol mass at high relative humidity

M Surdu, H Lamkaddam, DS Wang… - Environmental …, 2023 - ACS Publications
The mechanistic pathway by which high relative humidity (RH) affects gas–particle
partitioning remains poorly understood, although many studies report increased secondary …

New particle formation from isoprene under upper-tropospheric conditions

J Shen, DM Russell, J DeVivo, F Kunkler, R Baalbaki… - Nature, 2024 - nature.com
Aircraft observations have revealed ubiquitous new particle formation in the tropical upper
troposphere over the Amazon 1, 2 and the Atlantic and Pacific oceans 3, 4. Although the …

Accretion product formation from ozonolysis and OH radical reaction of α-pinene: mechanistic insight and the influence of isoprene and ethylene

T Berndt, B Mentler, W Scholz, L Fischer… - … science & technology, 2018 - ACS Publications
α-Pinene (C10H16) represents one of the most important biogenic emissions in the
atmosphere. Its oxidation products can significantly contribute to the secondary organic …

Mechanistic study of the formation of ring-retaining and ring-opening products from the oxidation of aromatic compounds under urban atmospheric conditions

A Zaytsev, AR Koss, M Breitenlechner… - Atmospheric …, 2019 - acp.copernicus.org
Aromatic hydrocarbons make up a large fraction of anthropogenic volatile organic
compounds and contribute significantly to the production of tropospheric ozone and …

Fast peroxy radical isomerization and OH recycling in the reaction of OH radicals with dimethyl sulfide

T Berndt, W Scholz, B Mentler, L Fischer… - The Journal of …, 2019 - ACS Publications
Dimethyl sulfide (DMS), produced by marine organisms, represents the most abundant,
biogenic sulfur emission into the Earth's atmosphere. The gas-phase degradation of DMS is …

Online detection of airborne nanoparticle composition with mass spectrometry: Recent advances, challenges, and opportunities

X Li, R Cai, J Hao, JN Smith, J Jiang - TrAC Trends in Analytical Chemistry, 2023 - Elsevier
Airborne nanoparticles are receiving growing attention due to their impacts on human
health, air quality, and climate. Additionally, there are increasing applications of aerosol …