Recent advances in understanding secondary organic aerosol: Implications for global climate forcing

M Shrivastava, CD Cappa, J Fan… - Reviews of …, 2017 - Wiley Online Library
Anthropogenic emissions and land use changes have modified atmospheric aerosol
concentrations and size distributions over time. Understanding preindustrial conditions and …

Radical chemistry in oxidation flow reactors for atmospheric chemistry research

Z Peng, JL Jimenez - Chemical Society Reviews, 2020 - pubs.rsc.org
Environmental chambers have been playing a vital role in atmospheric chemistry research
for seven decades. In last decade, oxidation flow reactors (OFR) have emerged as a …

Effect of the aerosol-phase state on secondary organic aerosol formation from the reactive uptake of isoprene-derived epoxydiols (IEPOX)

Y Zhang, Y Chen, AT Lambe, NE Olson… - … & Technology Letters, 2018 - ACS Publications
Acid-catalyzed reactions between gas-and particle-phase constituents are critical to
atmospheric secondary organic aerosol (SOA) formation. The aerosol-phase state is thought …

On the implications of aerosol liquid water and phase separation for organic aerosol mass

HOT Pye, BN Murphy, L Xu, NL Ng… - Atmospheric …, 2017 - acp.copernicus.org
Organic compounds and liquid water are major aerosol constituents in the southeast United
States (SE US). Water associated with inorganic constituents (inorganic water) can …

Joint impacts of acidity and viscosity on the formation of secondary organic aerosol from isoprene epoxydiols (IEPOX) in phase separated particles

Y Zhang, Y Chen, Z Lei, NE Olson, M Riva… - ACS Earth and Space …, 2019 - ACS Publications
Isoprene-derived secondary organic aerosol (SOA) is mainly formed through acid-catalyzed
reactive uptake of isoprene-derived epoxydiols (IEPOX) onto sulfate aerosol particles. The …

Impact of thermal decomposition on thermal desorption instruments: advantage of thermogram analysis for quantifying volatility distributions of organic species

H Stark, RLN Yatavelli, SL Thompson… - … science & technology, 2017 - ACS Publications
We present results from a high-resolution chemical ionization time-of-flight mass
spectrometer (HRToF-CIMS), operated with two different thermal desorption inlets, designed …

Predictions of the glass transition temperature and viscosity of organic aerosols from volatility distributions

Y Li, DA Day, H Stark, JL Jimenez… - … Chemistry and Physics, 2020 - acp.copernicus.org
Volatility and viscosity are important properties of organic aerosols (OA), affecting aerosol
processes such as formation, evolution, and partitioning of OA. Volatility distributions of …

Oxidation flow reactor results in a Chinese megacity emphasize the important contribution of S/IVOCs to ambient SOA formation

W Hu, H Zhou, W Chen, Y Ye, T Pan… - Environmental …, 2021 - ACS Publications
Oxygenated volatile organic compounds (OVOCs) and secondary organic aerosol (SOA)
formation potential of ambient air in Guangzhou, China was investigated using a field …

Low-molecular-weight carboxylic acids in the Southeastern US: Formation, partitioning, and implications for organic aerosol aging

Y Chen, H Guo, T Nah, DJ Tanner… - Environmental …, 2021 - ACS Publications
While carboxylic acids are important components in both particle and gas phases in the
atmosphere, their sources and partitioning are not fully understood. In this study, we present …

Heterogeneous hydroxyl radical oxidation of isoprene-epoxydiol-derived methyltetrol sulfates: plausible formation mechanisms of previously unexplained …

Y Chen, Y Zhang, AT Lambe, R Xu, Z Lei… - … & Technology Letters, 2020 - ACS Publications
Methyltetrol sulfates are unique tracers for secondary organic aerosols (SOA) formed from
acid-driven multiphase chemistry of isoprene-derived epoxydiols. 2-Methyltetrol sulfate …