New particle formation in the atmosphere: From molecular clusters to global climate
New particle formation (NPF) represents the first step in the complex processes leading to
formation of cloud condensation nuclei. Newly formed nanoparticles affect human health, air …
formation of cloud condensation nuclei. Newly formed nanoparticles affect human health, air …
Atmospheric ions and nucleation: a review of observations
A Hirsikko, T Nieminen, S Gagné… - Atmospheric …, 2011 - acp.copernicus.org
This review is based on ca. 260 publications, 93 of which included data on the temporal and
spatial variation of the concentration of small ions (< 1.6 nm in diameter) especially in the …
spatial variation of the concentration of small ions (< 1.6 nm in diameter) especially in the …
[PDF][PDF] Formation and growth of fresh atmospheric aerosols: eight years of aerosol size distribution data from SMEAR II, Hyytiälä, Finland
We analyzed size distributions measured continuously at a boreal forest measurement site
at Hyytiälä, Finland between 1996 and 2003. From the eight-year data we identified days …
at Hyytiälä, Finland between 1996 and 2003. From the eight-year data we identified days …
Atmospheric sulphuric acid and aerosol formation: implications from atmospheric measurements for nucleation and early growth mechanisms
SL Sihto, M Kulmala, VM Kerminen… - Atmospheric …, 2006 - acp.copernicus.org
We have investigated the formation and early growth of atmospheric secondary aerosol
particles building on atmospheric measurements. The measurements were part of the …
particles building on atmospheric measurements. The measurements were part of the …
The global aerosol-climate model ECHAM-HAM, version 2: sensitivity to improvements in process representations
This paper introduces and evaluates the second version of the global aerosol-climate model
ECHAM-HAM. Major changes have been brought into the model, including new …
ECHAM-HAM. Major changes have been brought into the model, including new …
The contribution of boundary layer nucleation events to total particle concentrations on regional and global scales
The contribution of boundary layer (BL) nucleation events to total particle concentrations on
the global scale has been studied by including a new particle formation mechanism in a …
the global scale has been studied by including a new particle formation mechanism in a …
Gas phase formation of extremely oxidized pinene reaction products in chamber and ambient air
High molecular weight (300–650 Da) naturally charged negative ions have previously been
observed at a boreal forest site in Hyytiälä, Finland. The long-term measurements conducted …
observed at a boreal forest site in Hyytiälä, Finland. The long-term measurements conducted …
Increased ionization supports growth of aerosols into cloud condensation nuclei
Ions produced by cosmic rays have been thought to influence aerosols and clouds. In this
study, the effect of ionization on the growth of aerosols into cloud condensation nuclei is …
study, the effect of ionization on the growth of aerosols into cloud condensation nuclei is …
New particle formation in Bei**g, China: Statistical analysis of a 1‐year data set
Particle number size distributions between 3 nm and 10 μm were measured in Bei**g,
China. New particle formation events were observed on around 40% of the measurement …
China. New particle formation events were observed on around 40% of the measurement …
Connections between atmospheric sulphuric acid and new particle formation during QUEST III–IV campaigns in Heidelberg and Hyytiälä
This study investigates the connections between atmospheric sulphuric acid and new
particle formation during QUEST III and BACCI/QUEST IV campaigns. The campaigns have …
particle formation during QUEST III and BACCI/QUEST IV campaigns. The campaigns have …