Particle size distribution dynamics can help constrain the phase state of secondary organic aerosol

Y He, A Akherati, T Nah, NL Ng… - Environmental …, 2021 - ACS Publications
Particle phase state is a property of atmospheric aerosols that has important implications for
the formation, evolution, and gas/particle partitioning of secondary organic aerosol (SOA). In …

Time scales for gas-particle partitioning equilibration of secondary organic aerosol formed from alpha-pinene ozonolysis

R Saleh, NM Donahue… - Environmental science & …, 2013 - ACS Publications
Most chemical transport models assume instantaneous equilibrium to represent gas-particle
partitioning of semivolatile organic aerosol. This approach has been challenged by recent …

Compositional evolution of secondary organic aerosol as temperature and relative humidity cycle in atmospherically relevant ranges

Z Zhao, C Le, Q Xu, W Peng, H Jiang… - ACS Earth and Space …, 2019 - ACS Publications
Atmospheric secondary organic aerosols (SOA) play an important role in the global
particulate matter budget, and their chemical compositions determine critical properties that …

Evaporation kinetics and phase of laboratory and ambient secondary organic aerosol

TD Vaden, D Imre, J Beránek… - Proceedings of the …, 2011 - National Acad Sciences
Field measurements of secondary organic aerosol (SOA) find significantly higher mass
loads than predicted by models, sparking intense effort focused on finding additional SOA …

Modeling kinetic partitioning of secondary organic aerosol and size distribution dynamics: representing effects of volatility, phase state, and particle-phase reaction

RA Zaveri, RC Easter, JE Shilling… - … Chemistry and Physics, 2014 - acp.copernicus.org
This paper describes and evaluates a new framework for modeling kinetic gas-particle
partitioning of secondary organic aerosol (SOA) that takes into account diffusion and …

The Influence of absolute mass loading of secondary organic aerosols on their phase state

S Jain, KB Fischer, GA Petrucci - Atmosphere, 2018 - mdpi.com
Absolute secondary organic aerosol (SOA) mass loading (CSOA) is a key parameter in
determining partitioning of semi-and intermediate volatility compounds to the particle phase …

A computationally efficient model to represent the chemistry, thermodynamics, and microphysics of secondary organic aerosols (simpleSOM): model development and …

SH Jathar, CD Cappa, Y He, JR Pierce… - Environmental …, 2021 - pubs.rsc.org
Secondary organic aerosols (SOA) constitute an important fraction of fine-mode atmospheric
aerosol mass. Frameworks used to develop SOA parameters from laboratory experiments …

Particle-phase diffusion modulates partitioning of semivolatile organic compounds to aged secondary organic aerosol

RA Zaveri, JE Shilling, A Zelenyuk… - Environmental …, 2020 - ACS Publications
The diffusivity of semivolatile organic compounds (SVOCs) in the bulk particle phase of a
viscous atmospheric secondary organic aerosol (SOA) can have a profound impact on …

Size distribution dynamics reveal particle-phase chemistry in organic aerosol formation

M Shiraiwa, LD Yee, KA Schilling… - Proceedings of the …, 2013 - National Acad Sciences
Organic aerosols are ubiquitous in the atmosphere and play a central role in climate, air
quality, and public health. The aerosol size distribution is key in determining its optical …

Process-level modeling can simultaneously explain secondary organic aerosol evolution in chambers and flow reactors

Y He, AT Lambe, JH Seinfeld, CD Cappa… - Environmental …, 2022 - ACS Publications
Secondary organic aerosol (SOA) data gathered in environmental chambers (ECs) have
been used extensively to develop parameters to represent SOA formation and evolution …