Tuukka Petäjä

Research interests

Publications

• Role of iodine oxoacids in atmospheric aerosol nucleation

  Science · 2021 · https://doi.org/10.1126/science.abe0298

• Photo-oxidation of Aromatic Hydrocarbons Produces Low-Volatility Organic Compounds

  Environmental Science & Technology · 2020 · https://doi.org/10.1021/acs.est.0c02100

• Molecular understanding of new-particle formation from α -pinene between −50 and +25 °C

  Atmospheric chemistry and physics · 2020 · https://doi.org/10.5194/acp-20-9183-2020

• Contrasting trends of PM2.5 and surface-ozone concentrations in China from 2013 to 2017

  National Science Review · 2020 · https://doi.org/10.1093/nsr/nwaa032

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

  Nature · 2020 · https://doi.org/10.1038/s41586-020-2270-4

• Ultrafine particles and PM2.5 in the air of cities around the world: Are they representative of each other?

  Environment International · 2019 · https://doi.org/10.1016/j.envint.2019.05.021

• Atmospheric new particle formation from sulfuric acid and amines in a Chinese megacity

  Science · 2018 · https://doi.org/10.1126/science.aao4839

• Atmospheric new particle formation and growth: review of field observations

  Environmental Research Letters · 2018 · 10.1088/1748-9326/aadf3c

• Long-term cloud condensation nuclei number concentration, particle number size distribution and chemical composition measurements at regionally representative observatories

  Atmospheric chemistry and physics · 2018 · https://doi.org/10.5194/acp-18-2853-2018

• Global analysis of continental boundary layer new particle formation based on long-term measurements

  Atmospheric chemistry and physics · 2018 · https://doi.org/10.5194/acp-18-14737-2018

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

  Science Advances · 2018 · https://doi.org/10.1126/sciadv.aau5363

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

  Proceedings of the National Academy of Sciences · 2018 · https://doi.org/10.1073/pnas.1807604115

• Recent advances in understanding secondary organic aerosol: Implications for global climate forcing

  Reviews of Geophysics · 2017 · https://doi.org/10.1002/2016rg000540

• Enhanced haze pollution by black carbon in megacities in China

  Geophysical Research Letters · 2016 · https://doi.org/10.1002/2016gl067745

• New particle formation in the free troposphere: A question of chemistry and timing

  Science · 2016 · 10.1126/science.aad5456

• Ion-induced nucleation of pure biogenic particles

  Nature · 2016 · 10.1038/nature17953

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

  Nature Communications · 2016 · https://doi.org/10.1038/ncomms11594

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

  Proceedings of the National Academy of Sciences · 2016 · https://doi.org/10.1073/pnas.1602360113

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

  Nature · 2016 · https://doi.org/10.1038/nature18271

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

  Journal of Geophysical Research Atmospheres · 2015 · https://doi.org/10.1002/2015jd023539

• Oxidation Products of Biogenic Emissions Contribute to Nucleation of Atmospheric Particles

  Science · 2014 · 10.1126/science.1243527

• Organic aerosol components derived from 25 AMS data sets across Europe using a consistent ME-2 based source apportionment approach

  Atmospheric chemistry and physics · 2014 · https://doi.org/10.5194/acp-14-6159-2014

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

  Proceedings of the National Academy of Sciences · 2014 · https://doi.org/10.1073/pnas.1404853111

• A large source of low-volatility secondary organic aerosol

  Nature · 2014 · https://doi.org/10.1038/nature13032

• Molecular understanding of sulphuric acid–amine particle nucleation in the atmosphere

  Nature · 2013 · 10.1038/nature12663

• Direct Observations of Atmospheric Aerosol Nucleation

  Science · 2013 · https://doi.org/10.1126/science.1227385

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

  Proceedings of the National Academy of Sciences · 2013 · https://doi.org/10.1073/pnas.1306973110

• Measurement of the nucleation of atmospheric aerosol particles

  Nature Protocols · 2012 · 10.1038/nprot.2012.091

• Atmospheric sulphuric acid and neutral cluster measurements using CI-APi-TOF

  Atmospheric chemistry and physics · 2012 · 10.5194/acp-12-4117-2012

• A new atmospherically relevant oxidant of sulphur dioxide

  Nature · 2012 · 10.1038/nature11278

• Radiative Absorption Enhancements Due to the Mixing State of Atmospheric Black Carbon

  Science · 2012 · 10.1126/science.1223447

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

  Atmospheric chemistry and physics · 2011 · https://doi.org/10.5194/acp-11-13269-2011

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

  Nature · 2011 · https://doi.org/10.1038/nature10343

• The Role of Sulfuric Acid in Atmospheric Nucleation

  Science · 2010 · 10.1126/science.1180315

• A high-resolution mass spectrometer to measure atmospheric ion composition

  Atmospheric measurement techniques · 2010 · 10.5194/amt-3-1039-2010

• Hygroscopic properties of submicrometer atmospheric aerosol particles measured with H-TDMA instruments in various environments—a review

  Tellus B · 2008 · 10.1111/j.1600-0889.2008.00350.x

• Toward Direct Measurement of Atmospheric Nucleation

  Science · 2007 · https://doi.org/10.1126/science.1144124

• Formation and growth rates of ultrafine atmospheric particles: a review of observations

  Journal of Aerosol Science · 2003 · https://doi.org/10.1016/j.jaerosci.2003.10.003

Current projects

No projects listed.