High-speed cryo-microscopy reveals that ice-nucleating proteins of Pseudomonas syringae trigger freezing at hydrophobic interfaces

P Bieber, N Borduas-Dedekind - Science Advances, 2024 - science.org
Ice-nucleating proteins (INpro) trigger the freezing of supercooled water droplets relevant to
atmospheric, biological, and technological applications. The high ice nucleation activity of …

[HTML][HTML] Microphysical investigation of the seeder and feeder region of an Alpine mixed-phase cloud

F Ramelli, J Henneberger, RO David… - Atmospheric …, 2021 - acp.copernicus.org
The seeder–feeder mechanism has been observed to enhance orographic precipitation in
previous studies. However, the microphysical processes active in the seeder and feeder …

HUB: a method to model and extract the distribution of ice nucleation temperatures from drop-freezing experiments

I de Almeida Ribeiro, K Meister… - … Chemistry and Physics, 2023 - acp.copernicus.org
The heterogeneous nucleation of ice is an important atmospheric process facilitated by a
wide range of aerosols. Drop-freezing experiments are key for the determination of the ice …

[PDF][PDF] Humic like substances (HULIS): Contribution to global warming and stratospheric ozone depletion

M Whiteside, JM Herndon - European Journal of Applied …, 2023 - nuclearplanet.com
The authors have previously provided compelling evidence that coal fly ash particles, not
chlorofluorocarbons (CFC's), are the primary cause of stratospheric ozone depletion. Coal …

Atmospheric humic‐like substances (HULIS) act as ice active entities

J Chen, ZJ Wu, X Zhao, YJ Wang… - Geophysical …, 2021 - Wiley Online Library
We investigated the ice nucleation activities of humic‐like substances (HULIS), an important
component of organic aerosol (OA), derived from atmospheric and biomass burning …

[HTML][HTML] The Microfluidic Ice Nuclei Counter Zürich (MINCZ): a platform for homogeneous and heterogeneous ice nucleation

FN Isenrich, N Shardt, M Rösch, J Nette… - Atmospheric …, 2022 - amt.copernicus.org
Ice nucleation in the atmosphere is the precursor to important processes that determine
cloud properties and lifetime. Computational models that are used to predict weather and …

[HTML][HTML] Unveiling atmospheric transport and mixing mechanisms of ice-nucleating particles over the Alps

J Wieder, C Mignani, M Schär, L Roth… - Atmospheric …, 2022 - acp.copernicus.org
Precipitation over the mid-latitudes originates mostly from the ice phase within mixed-phase
clouds, signifying the importance of initial ice crystal formation. Primary ice crystals are …

[HTML][HTML] Lignin's ability to nucleate ice via immersion freezing and its stability towards physicochemical treatments and atmospheric processing

S Bogler, N Borduas-Dedekind - Atmospheric Chemistry and …, 2020 - acp.copernicus.org
Aerosol–cloud interactions dominate the uncertainties in current predictions of the
atmosphere's radiative balance. Specifically, the ice phase remains difficult to predict in …

Tracking the Photomineralization Mechanism in Irradiated Lab-Generated and Field-Collected Brown Carbon Samples and Its Effect on Cloud Condensation Nuclei …

S Müller, C Giorio… - ACS Environmental Au, 2023 - ACS Publications
Organic aerosols affect the planet's radiative balance by absorbing and scattering light as
well as by activating cloud droplets. These organic aerosols contain chromophores, termed …

The presence of nanoparticles in aqueous droplets containing plant-derived biopolymers plays a role in heterogeneous ice nucleation

P Bieber, GH Darwish, WR Algar… - The Journal of …, 2024 - pubs.aip.org
Organic matter can initiate heterogeneous ice nucleation in supercooled water droplets,
thereby influencing atmospheric cloud glaciation. Predicting the ice nucleation ability of …