Measuring the surface tension of atmospheric particles and relevant mixtures to better understand key atmospheric processes

M El Haber, V Gérard, J Kleinheins… - Chemical …, 2024 - ACS Publications
Aerosol and aqueous particles are ubiquitous in Earth's atmosphere and play key roles in
geochemical processes such as natural chemical cycles, cloud and fog formation, air …

Emerging investigator series: surfactants, films, and coatings on atmospheric aerosol particles: a review

KA Wokosin, EL Schell, JA Faust - Environmental Science …, 2022 - pubs.rsc.org
Surfactants are surface-active molecules or ions that can often be found at the surface of
atmospheric aerosol particles. Some surfactants, such as biomolecules in marine aerosol …

The surface tension of surfactant-containing, finite volume droplets

BR Bzdek, JP Reid, J Malila, NL Prisle - Proceedings of the National …, 2020 - pnas.org
Surface tension influences the fraction of atmospheric particles that become cloud droplets.
Although surfactants are an important component of aerosol mass, the surface tension of …

Evidence of surface-tension lowering of atmospheric aerosols by organics from field observations in an urban atmosphere: Relation to particle size and chemical …

T Fan, J Ren, C Liu, Z Li, J Liu, Y Sun… - Environmental …, 2024 - ACS Publications
Surface-active organics lower the aerosol surface tension (σs/a), leading to enhanced cloud
condensation nuclei (CCN) activity and potentially exerting impacts on the climate …

Ocean flux of salt, sulfate, and organic components to atmospheric aerosol

LM Russell, RH Moore, SM Burrows, PK Quinn - Earth-Science Reviews, 2023 - Elsevier
The oceans contribute to aerosol particles in the atmosphere through two different physical
mechanisms: first by the production of sea spray aerosol (SSA), and second by emitting …

[HTML][HTML] Sea spray aerosol organic enrichment, water uptake and surface tension effects

LT Cravigan, MD Mallet, P Vaattovaara… - Atmospheric …, 2020 - acp.copernicus.org
The aerosol-driven radiative effects on marine low-level cloud represent a large uncertainty
in climate simulations, in particular over the Southern Ocean, which is also an important …

Comparison of six approaches to predicting droplet activation of surface active aerosol–Part 2: Strong surfactants

S Vepsäläinen, SM Calderón… - … Chemistry and Physics, 2023 - acp.copernicus.org
Surfactants have been a focus of investigation in atmospheric sciences for decades due to
their ability to modify the water uptake and cloud formation potential of aerosols. Surfactants …

Investigating carbonaceous aerosol and its absorption properties from fires in the western United States (WE‐CAN) and southern Africa (ORACLES and CLARIFY)

TS Carter, CL Heald, CD Cappa… - Journal of …, 2021 - Wiley Online Library
Biomass burning (BB) produces large quantities of carbonaceous aerosol (black carbon and
organic aerosol, BC and OA, respectively), which significantly degrade air quality and impact …

[HTML][HTML] Comparison of six approaches to predicting droplet activation of surface active aerosol–Part 1: moderately surface active organics​​​​​​​

S Vepsäläinen, SM Calderón, J Malila… - … Chemistry and Physics, 2022 - acp.copernicus.org
Surface active compounds (surfactants) are frequently found in atmospheric aerosols and
droplets. As they adsorb to the surfaces of microscopic systems, surfactants can decrease …

A thermodynamic framework for bulk–surface partitioning in finite-volume mixed organic–inorganic aerosol particles and cloud droplets

R Schmedding, A Zuend - Atmospheric Chemistry and Physics, 2023 - acp.copernicus.org
Atmospheric aerosol particles and their interactions with clouds are among the largest
sources of uncertainty in global climate modeling. Aerosol particles in the ultrafine size …