A high-resolution mass spectrometer to measure atmospheric ion compositionElemental composition and clustering behaviour of α-pinene oxidation products for different oxidation conditionsOxidation products of biogenic emissions contribute to nucleation of atmospheric particles.Ion-induced nucleation of pure biogenic particles.Reduced anthropogenic aerosol radiative forcing caused by biogenic new particle formation.Comparing simulated and experimental molecular cluster distributions.The formation of highly oxidized multifunctional products in the ozonolysis of cyclohexene.Insight into acid-base nucleation experiments by comparison of the chemical composition of positive, negative, and neutral clusters.Role of sulphuric acid, ammonia and galactic cosmic rays in atmospheric aerosol nucleation.Neutral molecular cluster formation of sulfuric acid-dimethylamine observed in real time under atmospheric conditions.Production of extremely low volatile organic compounds from biogenic emissions: Measured yields and atmospheric implications.Molecular understanding of atmospheric particle formation from sulfuric acid and large oxidized organic moleculesMolecular-scale evidence of aerosol particle formation via sequential addition of HIO3.The role of low-volatility organic compounds in initial particle growth in the atmosphere.New particle formation in the free troposphere: A question of chemistry and timing.Semicontinuous GC analysis and receptor modelling for source apportionment of ozone precursor hydrocarbons in Bresso, Milan, 2003.Quantifying the impact of residential heating on the urban air quality in a typical European coal combustion region.Solar eclipse demonstrating the importance of photochemistry in new particle formation.Molecular understanding of sulphuric acid-amine particle nucleation in the atmosphere.Formation of Low Volatility Organic Compounds and Secondary Organic Aerosol from Isoprene Hydroxyhydroperoxide Low-NO Oxidation.A large source of low-volatility secondary organic aerosol.Measurement of the nucleation of atmospheric aerosol particles.Observations of biogenic ion-induced cluster formation in the atmosphere.Influence of temperature on the molecular composition of ions and charged clusters during pure biogenic nucleationEffect of ions on sulfuric acid-water binary particle formation: 2. Experimental data and comparison with QC-normalized classical nucleation theoryOn the composition of ammonia–sulfuric-acid ion clusters during aerosol particle formationThermodynamics of the formation of sulfuric acid dimers in the binary (H<sub>2</sub>SO<sub>4</sub>–H<sub>2</sub>O) and ternary (H<sub>2</sub>SO<sub>4</sub>–H<sub>2</sub>O–NToward direct measurement of atmospheric nucleationBisulfate – cluster based atmospheric pressure chemical ionization mass spectrometer for high-sensitivity (< 100 ppqV) detection of atmospheric dimethyl amine: proof-of-concept and first ambient data from boreal forestEffect of ions on the measurement of sulfuric acid in the CLOUD experiment at CERNLocal Air Pollution versus Short–range Transported Dust Episodes: A Comparative Study for Submicron Particle Number ConcentrationChanges in concentration of nitrogen-containing compounds in 10nm particles of boreal forest atmosphere at snowmeltHigh-Resolution Mobility and Mass Spectrometry of Negative Ions Produced in a241Am Aerosol ChargerOrganic aerosol components derived from 25 AMS data sets across Europe using a consistent ME-2 based source apportionment approachPrescribed burning of logging slash in the boreal forest of Finland: emissions and effects on meteorological quantities and soil propertiesReactivity of stabilized Criegee intermediates (sCIs) from isoprene and monoterpene ozonolysis toward SO<sub>2</sub> and organic acidsBiogenic and biomass burning organic aerosol in a boreal forest at Hyytiälä, Finland, during HUMPPA-COPEC 2010Direct Observations of Atmospheric Aerosol NucleationDoes the onset of new particle formation occur in the planetary boundary layer?Evolution of α-pinene oxidation products in the presence of varying oxidizers: Negative APi-TOF point of view
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P50
description
Finnish researcher, professor of environmental physics (University of Tarto, Estonia)
@en
suomalainen tutkija, Tarton yliopiston ympäristöfysiikan professori
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wetenschapper
@nl
հետազոտող
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name
Heikki Junninen
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Heikki Junninen
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Heikki Junninen
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Heikki Junninen
@fi
Heikki Junninen
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Heikki Junninen
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type
label
Heikki Junninen
@ast
Heikki Junninen
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Heikki Junninen
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Heikki Junninen
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Heikki Junninen
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Heikki Junninen
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prefLabel
Heikki Junninen
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Heikki Junninen
@en
Heikki Junninen
@es
Heikki Junninen
@fi
Heikki Junninen
@nl
Heikki Junninen
@sl
P1053
C-2157-2014
P1960
aSErIIUAAAAJ
P21
P213
0000 0003 5058 3657
P31
P3829
P3835
heikki-junninen
P496
0000-0001-7178-9430
P569
1975-06-10T00:00:00Z