Global atmospheric particle formation from CERN CLOUD measurements

EM Dunne, H Gordon, A Kürten, J Almeida, J Duplissy… - Science, 2016 - science.org
Fundamental questions remain about the origin of newly formed atmospheric aerosol
particles because data from laboratory measurements have been insufficient to build global …

Current and future machine learning approaches for modeling atmospheric cluster formation

J Kubečka, Y Knattrup, M Engsvang… - Nature Computational …, 2023 - nature.com
The formation of strongly bound atmospheric molecular clusters is the first step towards
forming new aerosol particles. Recent advances in the application of machine learning …

Experimental particle formation rates spanning tropospheric sulfuric acid and ammonia abundances, ion production rates, and temperatures

A Kürten, F Bianchi, J Almeida… - Journal of …, 2016 - Wiley Online Library
Binary nucleation of sulfuric acid and water as well as ternary nucleation involving ammonia
are thought to be the dominant processes responsible for new particle formation (NPF) in the …

Coupled cluster evaluation of the stability of atmospheric acid–base clusters with up to 10 molecules

N Myllys, J Elm, R Halonen, T Kurten… - The Journal of …, 2016 - ACS Publications
We investigate the utilization of the domain local pair natural orbital coupled cluster (DLPNO-
CCSD (T)) method for calculating binding energies of atmospherical molecular clusters …

[HTML][HTML] On the composition of ammonia–sulfuric-acid ion clusters during aerosol particle formation

S Schobesberger, A Franchin, F Bianchi… - Atmospheric …, 2015 - acp.copernicus.org
The formation of particles from precursor vapors is an important source of atmospheric
aerosol. Research at the Cosmics Leaving OUtdoor Droplets (CLOUD) facility at CERN tries …

Impact of quantum chemistry parameter choices and cluster distribution model settings on modeled atmospheric particle formation rates

V Besel, J Kubecka, T Kurten… - The Journal of Physical …, 2020 - ACS Publications
We tested the influence of various parameters on the new particle formation rate predicted
for the sulfuric acid–ammonia system using quantum chemistry and cluster distribution …

The role of nitric acid in atmospheric new particle formation

L Liu, H Li, H Zhang, J Zhong, Y Bai, M Ge… - Physical Chemistry …, 2018 - pubs.rsc.org
Nitric acid, an air pollutant with strong acidity and oxidizability, can be found in considerable
quantities in the gas and aerosol phase. Understanding the role of nitric acid in atmospheric …

[HTML][HTML] How the understanding of atmospheric new particle formation has evolved along with the development of measurement and analysis methods

K Lehtipalo, T Nieminen, S Schobesberger… - Journal of Aerosol …, 2024 - Elsevier
The chain of chemical and physical processes leading to formation of new aerosol particles
from gaseous precursors vapors is often called new particle formation (NPF). Although first …

Electrical charging changes the composition of sulfuric acid–ammonia/dimethylamine clusters

IK Ortega, T Olenius, O Kupiainen-Määttä… - Atmospheric …, 2014 - acp.copernicus.org
Sulfuric acid clusters stabilized by base molecules are likely to have a significant role in
atmospheric new-particle formation. Recent advances in mass spectrometry techniques …

Modeling on fragmentation of clusters inside a mass spectrometer

E Zapadinsky, M Passananti, N Myllys… - The Journal of …, 2018 - ACS Publications
Atmospheric clusters are weakly bound and can fragment inside the measuring instruments,
in particular, mass spectrometers. Since the clusters accelerate under electric fields, the …