List of works - Katrianne Lehtipalo

A chamber study of the influence of boreal BVOC emissions and sulfuric acid on nanoparticle formation rates at ambient concentrations

scholarly article

A chamber study of the influence of boreal BVOC emissions and sulphuric acid on nanoparticle formation rates at ambient concentrations

A full year of aerosol size distribution data from the central Arctic under an extreme positive Arctic Oscillation: insights from the Multidisciplinary drifting Observatory for the Study of Arctic Climate (MOSAiC) expedition

scientific article published on 11 January 2023

A new high transmission inlet for the Caltech nano-RDMA for size distribution measurements of sub-3 nm ions at ambient concentrations

article

A new high-transmission inlet for the Caltech nano-RDMA for size distribution measurements of sub-3 nm ions at ambient concentrations

article

Activation of sub-3 nm organic particles in the particle size magnifier using humid and dry conditions

scientific article published in March 2022

An evaluation of new particle formation events in Helsinki during a Baltic Sea cyanobacterial summer bloom

scientific article published on 17 May 2022

Analysis of atmospheric neutral and charged molecular clusters in boreal forest using pulse-height CPC

scholarly article

Applicability of condensation particle counters to measure atmospheric clusters

scholarly article

Assessing volatile organic compound sources in a boreal forest using positive matrix factorization (PMF)

scientific article published in 2021

Atmospheric ions and nucleation: a review of observations

scholarly article

Atmospheric ions and nucleation: a review of observations

Causes and importance of new particle formation in the present-day and preindustrial atmospheres ⬇️

scholarly article

Characterization of diethylene glycol-condensation particle counters for detection of sub-3 nm particles

Chemical composition of nanoparticles from α-pinene nucleation and the influence of isoprene and relative humidity at low temperature

scholarly article

Combining instrument inversions for sub-10 nm aerosol number size-distribution measurements

scientific article published in January 2022

Comparison of the SAWNUC model with CLOUD measurements of sulphuric acid-water nucleation

scientific article published in October 2016

Contribution of oxidized organic compounds to nanoparticle growth

Determination of the size distribution of recombination products from atmospheric measurements

Direct Observations of Atmospheric Aerosol Nucleation

scientific article published in Science

EUCAARI ion spectrometer measurements at 12 European sites – analysis of new particle formation events

scholarly article

Effect of dimethylamine on the gas phase sulfuric acid concentration measured by Chemical Ionization Mass Spectrometry

scientific article

Effect of ions on sulfuric acid-water binary particle formation: 2. Experimental data and comparison with QC-normalized classical nucleation theory

scientific article

Effects of different correction algorithms on absorption coefficient – a comparison of three optical absorption photometers at a boreal forest site

scientific article published in 2021

Elemental composition and clustering behaviour of α-pinene oxidation products for different oxidation conditions

scholarly article published in 2015

Estimating the contribution of ion–ion recombination to sub-2 nm cluster concentrations from atmospheric measurements

scholarly article

Evolution of alpha-pinene oxidation products in the presence of varying oxidizers: CI-APi-TOF point of view

Evolution of nanoparticle composition in CLOUD in presence of sulphuric acid, ammonia and organics

article

Evolution of particle composition in CLOUD nucleation experiments

scholarly article

Experimental investigation of ion–ion recombination under atmospheric conditions ⬇️

scholarly article

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

article

First measurements of the number size distribution of 1–2 nm aerosol particles released from manufacturing processes in a cleanroom environment

Formation and growth of sub-3-nm aerosol particles in experimental chambers

scientific article published on 12 February 2020

Global atmospheric particle formation from CERN CLOUD measurements ⬇️

scientific article

Growth of atmospheric clusters involving cluster–cluster collisions: comparison of different growth rate methods

scholarly article

Growth rates of atmospheric molecular clusters based on appearance times and collision–evaporation fluxes: Growth by monomers

Heterogeneous Nucleation onto Ions and Neutralized Ions: Insights into Sign-Preference

High Gas-Phase Methanesulfonic Acid Production in the OH-Initiated Oxidation of Dimethyl Sulfide at Low Temperatures

scientific article published on 4 October 2022

High concentrations of sub-3 nm clusters and frequent new particle formation observed in the Po Valley, Italy, during the PEGASOS 2012 campaign

preprint

High concentrations of sub-3nm clusters and frequent new particle formation observed in the Po Valley, Italy, during the PEGASOS 2012 campaign

scholarly article

How do amines affect the growth of recently formed aerosol particles

Hygroscopicity of nanoparticles produced from homogeneous nucleation in the CLOUD experiments

scholarly article

Hygroscopicity of nanoparticles produced from homogeneous nucleation in the CLOUD experiments

scientific article published on 20 July 2015

Influence of temperature on the molecular composition of ions and charged clusters during pure biogenic nucleation

scholarly article

Influence of temperature on the molecular composition of ions and charged clusters during pure biogenic nucleation

Insight into acid-base nucleation experiments by comparison of the chemical composition of positive, negative, and neutral clusters

scientific article

Intercomparison of air ion spectrometers: an evaluation of results in varying conditions

Iodine oxoacids enhance nucleation of sulfuric acid particles in the atmosphere

scientific article published on 14 December 2023

Ion generation and CPC detection efficiency studies in sub 3-nm size range

Ion-induced nucleation of pure biogenic particles. ⬇️

scientific article

Laboratory Verification of PH-CPC's Ability to Monitor Atmospheric Sub-3 nm Clusters

Laboratory characterization of a size-resolved CPC battery to infer the composition of freshly formed atmospheric nuclei

article

Long-term analysis of clear-sky new particle formation events and nonevents in Hyytiälä

scholarly article

Long-term volatility measurements of submicron atmospheric aerosol in Hyytiälä, Finland

scholarly article

Low‐Volatility Vapors and New Particle Formation Over the Southern Ocean During the Antarctic Circumnavigation Expedition

scientific article published on 10 November 2021

Major contribution of neutral clusters to new particle formation at the interface between the boundary layer and the free troposphere

scholarly article

Measurement of the nucleation of atmospheric aerosol particles

scientific article published on 16 August 2012

Measurement report: Increasing trend of atmospheric ion concentrations in the boreal forest

scientific article published on 30 November 2022

Measurement report: Long-term measurements of aerosol precursor concentrations in the Finnish subarctic boreal forest

scientific article published in 2022

Measurement-model comparison of stabilized Criegee Intermediate and Highly Oxygenated Molecule production in the CLOUD chamber

Measurements of cluster ions using a nano radial DMA and a particle size magnifier in CLOUD

Measurements of sub-3 nm particles using a particle size magnifier in different environments: from clean mountain top to polluted megacities

scholarly article

Measurement–model comparison of stabilized Criegee intermediate and highly oxygenated molecule production in the CLOUD chamber

scholarly article

Measuring composition and growth of ion clusters of sulfuric acid, ammonia, amines and oxidized organics as first steps of nucleation in the CLOUD experiment

article

Modeling the thermodynamics and kinetics of sulfuric acid-dimethylamine-water nanoparticle growth in the CLOUD chamber

Molecular Composition and Volatility of Nucleated Particles from α-Pinene Oxidation between -50 °C and +25 °C

scientific article published on 08 October 2019

Molecular steps of neutral sulfuric acid and dimethylamine nucleation in CLOUD

Molecular understanding of atmospheric particle formation from sulfuric acid and large oxidized organic molecules

scientific article published on 07 October 2013

Molecular understanding of sulphuric acid-amine particle nucleation in the atmosphere

scientific article published on 6 October 2013

Multicomponent new particle formation from sulfuric acid, ammonia, and biogenic vapors ⬇️

scientific article published on 12 December 2018

Nanoparticles in boreal forest and coastal environment: a comparison of observations and implications of the nucleation mechanism

scholarly article

Neutral molecular cluster formation of sulfuric acid-dimethylamine observed in real time under atmospheric conditions

scientific article

New particle formation in the sulfuric acid-dimethy lamine-water system: Reevaluation of CLOUD chamber measurements and comparison to an aerosol nucleation and growth model

article

New particle formation in the sulfuric acid–dimethylamine–water system: reevaluation of CLOUD chamber measurements and comparison to an aerosol nucleation and growth model

scholarly article

Nucleation of H[sub 2]SO[sub 4] and oxidized organics in CLOUD experiment

Observations of Nano-CN in the Nocturnal Boreal Forest

scholarly article by Katrianne Lehtipalo et al published 10 March 2011 in Aerosol Science and Technology

Observations of biogenic ion-induced cluster formation in the atmosphere.

scientific article published on 25 April 2018

On atmospheric neutral and ion clusters observed in Hyytiälä spring 2011

article

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

scholarly article

On the relation between apparent ion and total particle growth rates in the boreal forest and related chamber experiments

scientific article published on 13 October 2022

Operation of the Airmodus A11 nano Condensation Nucleus Counter at various inlet pressures and various operation temperatures, and design of a new inlet system

Operation of the Airmodus A11 nano Condensation Nucleus Counter at various inlet pressures, various operation temperatures and design of a new inlet system

Organic condensation: a vital link connecting aerosol formation to cloud condensation nuclei (CCN) concentrations

scholarly article

Oxidation products of biogenic emissions contribute to nucleation of atmospheric particles ⬇️

scientific article

Particle Size Magnifier for Nano-CN Detection

scholarly article by J. Vanhanen et al published 10 March 2011 in Aerosol Science and Technology

Performance of diethylene glycol-based particle counters in the sub-3 nm size range

Photo-oxidation of aromatic hydrocarbons produces low-volatility organic compounds

scientific article published on 09 June 2020

Rapid growth of new atmospheric particles by nitric acid and ammonia condensation

scientific article published on 13 May 2020

Rapid growth of organic aerosol nanoparticles over a wide tropospheric temperature range ⬇️

article published in the Proceedings of the National Academy of Sciences of the United States of America

Reduced anthropogenic aerosol radiative forcing caused by biogenic new particle formation ⬇️

scientific article

Remarks on Ion Generation for CPC Detection Efficiency Studies in Sub-3-nm Size Range

Results of the first air ion spectrometer calibration and intercomparison workshop

scholarly article

Role of iodine oxoacids in atmospheric aerosol nucleation

scholarly article

Role of sulphuric acid, ammonia and galactic cosmic rays in atmospheric aerosol nucleation

scientific article

Seasonal variation of CCN concentrations and aerosol activation properties in boreal forest

scholarly article

Size-dependent influence of NOx on the growth rates of organic aerosol particles

scientific article published on 27 May 2020

Sizing of neutral sub 3nm tungsten oxide clusters using Airmodus Particle Size Magnifier

scholarly article by J. Kangasluoma et al published September 2015 in Journal of Aerosol Science

Solar eclipse demonstrating the importance of photochemistry in new particle formation

scientific article published on 4 April 2017

Sub-3 nm particle size and composition dependent response of a nano-CPC battery

article

Sulphur dioxide and sulphuric acid concentrations in the vicinity of Kilpilahti industrial area

Sulphuric acid and aerosol particle production in the vicinity of an oil refinery

scholarly article by Nina Sarnela et al published October 2015 in Atmospheric Environment

Survival of newly formed particles in haze conditions

scientific article published in 2022

Synergistic HNO-HSO-NH upper tropospheric particle formation

scientific article published in May 2022

Technical Note: Using DEG-CPCs at upper tropospheric temperatures

scholarly article

The Synergistic Role of Sulfuric Acid, Bases, and Oxidized Organics Governing New-Particle Formation in Beijing

scholarly article

The driving factors of new particle formation and growth in the polluted boundary layer

scholarly article

The effect of acid-base clustering and ions on the growth of atmospheric nano-particles ⬇️

scientific article published on 20 May 2016

The particle size magnifier closing the gap between measurement of molecules, molecular clusters and aerosol particles

The role of H2SO4-NH3 anion clusters in ion-induced aerosol nucleation mechanisms in the boreal forest

scholarly article

The role of H2SO4-NH3 anion clusters in ion-induced aerosol nucleation mechanisms in the boreal forest

preprint

The role of ions in new particle formation in the CLOUD chamber ⬇️

scholarly article

The role of ions in new-particle formation in the CLOUD chamber

The role of low-volatility organic compounds in initial particle growth in the atmosphere. ⬇️

scientific article published on 25 May 2016

The versatile size analyzing nuclei counter (vSANC)

Towards understanding the characteristics of new particle formation in the Eastern Mediterranean

scholarly article

Trends in new particle formation in eastern Lapland, Finland: effect of decreasing sulfur emissions from Kola Peninsula

scholarly article

Tropical and Boreal Forest – Atmosphere Interactions: A Review

scientific article published on 29 March 2022

Unexpectedly acidic nanoparticles formed in dimethylamine-ammonia-sulfuric acid nucleation experiments at CLOUD

Unexpectedly acidic nanoparticles formed in dimethylamine–ammonia–sulfuric-acid nucleation experiments at CLOUD

scholarly article

What controls the observed size-dependency of the growth rates of sub-10 nm atmospheric particles?

scientific article published in 2022

Wintertime subarctic new particle formation from Kola Peninsula sulfur emissions

scientific article published on 2 December 2021

Zeppelin-led study on the onset of new particle formation in the planetary boundary layer

scientific article published in 2021

List of works by Katrianne Lehtipalo

A chamber study of the influence of boreal BVOC emissions and sulfuric acid on nanoparticle formation rates at ambient concentrations

A chamber study of the influence of boreal BVOC emissions and sulphuric acid on nanoparticle formation rates at ambient concentrations

A full year of aerosol size distribution data from the central Arctic under an extreme positive Arctic Oscillation: insights from the Multidisciplinary drifting Observatory for the Study of Arctic Climate (MOSAiC) expedition

A new high transmission inlet for the Caltech nano-RDMA for size distribution measurements of sub-3 nm ions at ambient concentrations

A new high-transmission inlet for the Caltech nano-RDMA for size distribution measurements of sub-3 nm ions at ambient concentrations

Activation of sub-3 nm organic particles in the particle size magnifier using humid and dry conditions

An evaluation of new particle formation events in Helsinki during a Baltic Sea cyanobacterial summer bloom

Analysis of atmospheric neutral and charged molecular clusters in boreal forest using pulse-height CPC

Applicability of condensation particle counters to measure atmospheric clusters

Assessing volatile organic compound sources in a boreal forest using positive matrix factorization (PMF)

Atmospheric ions and nucleation: a review of observations

Atmospheric ions and nucleation: a review of observations

Causes and importance of new particle formation in the present-day and preindustrial atmospheres ⬇️

Characterization of diethylene glycol-condensation particle counters for detection of sub-3 nm particles

Chemical composition of nanoparticles from α-pinene nucleation and the influence of isoprene and relative humidity at low temperature

Combining instrument inversions for sub-10 nm aerosol number size-distribution measurements

Comparison of the SAWNUC model with CLOUD measurements of sulphuric acid-water nucleation

Contribution of oxidized organic compounds to nanoparticle growth

Determination of the size distribution of recombination products from atmospheric measurements

Direct Observations of Atmospheric Aerosol Nucleation

EUCAARI ion spectrometer measurements at 12 European sites – analysis of new particle formation events

Effect of dimethylamine on the gas phase sulfuric acid concentration measured by Chemical Ionization Mass Spectrometry

Effect of ions on sulfuric acid-water binary particle formation: 2. Experimental data and comparison with QC-normalized classical nucleation theory

Effects of different correction algorithms on absorption coefficient – a comparison of three optical absorption photometers at a boreal forest site

Elemental composition and clustering behaviour of α-pinene oxidation products for different oxidation conditions

Estimating the contribution of ion–ion recombination to sub-2 nm cluster concentrations from atmospheric measurements

Evolution of alpha-pinene oxidation products in the presence of varying oxidizers: CI-APi-TOF point of view

Evolution of nanoparticle composition in CLOUD in presence of sulphuric acid, ammonia and organics

Evolution of particle composition in CLOUD nucleation experiments

Experimental investigation of ion–ion recombination under atmospheric conditions ⬇️

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

First measurements of the number size distribution of 1–2 nm aerosol particles released from manufacturing processes in a cleanroom environment

Formation and growth of sub-3-nm aerosol particles in experimental chambers

Global atmospheric particle formation from CERN CLOUD measurements ⬇️

Growth of atmospheric clusters involving cluster–cluster collisions: comparison of different growth rate methods

Growth rates of atmospheric molecular clusters based on appearance times and collision–evaporation fluxes: Growth by monomers

Heterogeneous Nucleation onto Ions and Neutralized Ions: Insights into Sign-Preference

High Gas-Phase Methanesulfonic Acid Production in the OH-Initiated Oxidation of Dimethyl Sulfide at Low Temperatures

High concentrations of sub-3 nm clusters and frequent new particle formation observed in the Po Valley, Italy, during the PEGASOS 2012 campaign

High concentrations of sub-3nm clusters and frequent new particle formation observed in the Po Valley, Italy, during the PEGASOS 2012 campaign

How do amines affect the growth of recently formed aerosol particles

Hygroscopicity of nanoparticles produced from homogeneous nucleation in the CLOUD experiments

Hygroscopicity of nanoparticles produced from homogeneous nucleation in the CLOUD experiments

Influence of temperature on the molecular composition of ions and charged clusters during pure biogenic nucleation

Influence of temperature on the molecular composition of ions and charged clusters during pure biogenic nucleation

Insight into acid-base nucleation experiments by comparison of the chemical composition of positive, negative, and neutral clusters

Intercomparison of air ion spectrometers: an evaluation of results in varying conditions

Iodine oxoacids enhance nucleation of sulfuric acid particles in the atmosphere

Ion generation and CPC detection efficiency studies in sub 3-nm size range

Ion-induced nucleation of pure biogenic particles. ⬇️

Laboratory Verification of PH-CPC's Ability to Monitor Atmospheric Sub-3 nm Clusters

Laboratory characterization of a size-resolved CPC battery to infer the composition of freshly formed atmospheric nuclei

Long-term analysis of clear-sky new particle formation events and nonevents in Hyytiälä

Long-term volatility measurements of submicron atmospheric aerosol in Hyytiälä, Finland

Low‐Volatility Vapors and New Particle Formation Over the Southern Ocean During the Antarctic Circumnavigation Expedition

Major contribution of neutral clusters to new particle formation at the interface between the boundary layer and the free troposphere

Measurement of the nucleation of atmospheric aerosol particles

Measurement report: Increasing trend of atmospheric ion concentrations in the boreal forest

Measurement report: Long-term measurements of aerosol precursor concentrations in the Finnish subarctic boreal forest

Measurement-model comparison of stabilized Criegee Intermediate and Highly Oxygenated Molecule production in the CLOUD chamber

Measurements of cluster ions using a nano radial DMA and a particle size magnifier in CLOUD

Measurements of sub-3 nm particles using a particle size magnifier in different environments: from clean mountain top to polluted megacities

Measurement–model comparison of stabilized Criegee intermediate and highly oxygenated molecule production in the CLOUD chamber

Measuring composition and growth of ion clusters of sulfuric acid, ammonia, amines and oxidized organics as first steps of nucleation in the CLOUD experiment

Modeling the thermodynamics and kinetics of sulfuric acid-dimethylamine-water nanoparticle growth in the CLOUD chamber

Molecular Composition and Volatility of Nucleated Particles from α-Pinene Oxidation between -50 °C and +25 °C

Molecular steps of neutral sulfuric acid and dimethylamine nucleation in CLOUD

Molecular understanding of atmospheric particle formation from sulfuric acid and large oxidized organic molecules

Molecular understanding of sulphuric acid-amine particle nucleation in the atmosphere

Multicomponent new particle formation from sulfuric acid, ammonia, and biogenic vapors ⬇️

Nanoparticles in boreal forest and coastal environment: a comparison of observations and implications of the nucleation mechanism

Neutral molecular cluster formation of sulfuric acid-dimethylamine observed in real time under atmospheric conditions

New particle formation in the sulfuric acid-dimethy lamine-water system: Reevaluation of CLOUD chamber measurements and comparison to an aerosol nucleation and growth model

New particle formation in the sulfuric acid–dimethylamine–water system: reevaluation of CLOUD chamber measurements and comparison to an aerosol nucleation and growth model

Nucleation of H[sub 2]SO[sub 4] and oxidized organics in CLOUD experiment

Observations of Nano-CN in the Nocturnal Boreal Forest

Observations of biogenic ion-induced cluster formation in the atmosphere.

On atmospheric neutral and ion clusters observed in Hyytiälä spring 2011

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

A new high-transmission inlet for the Caltech nano-RDMA for size distribution measurements of sub-3 nm ions at ambient concentrations

Measurements of sub-3 nm particles using a particle size magnifier in different environments: from clean mountain top to polluted megacities