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Tuukka Petäjä

  • PL 64 (Gustaf Hällströmin katu 2)

    00014

    Finland

20002019
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Publikationer 2000 2019

2013

Identifying the chemical fingerprints of aerosol sources at a rural background site

Äijälä, M., Junninen, H., Ehn, M. K., Petaja, T., Kajos, M. K., Väänänen, R., Canonaco, F., Slovik, J., Prevot, A., Aalto, P. P., Kulmala, M. & Worsnop, D., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 582-583 2 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Improving the size resolution of air ion measurements in the 1-6 nm range

Franchin, A., Kangasluoma, J. P., Nieminen, T., Lehtipalo, K., Downard, A., Duplissy, J., Petaja, T., Flagan, R., Kulmala, M. & CLOUD Collaboration, 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 211-213 3 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

In situ submicron organic aerosol characterization at a boreal forest research station during HUMPPA-COPEC 2010 using soft and hard ionization mass spectrometry

Vogel, A. L., Aijala, M., Corrigan, A. L., Junninen, H., Ehn, M., Petaja, T., Worsnop, D. R., Kulmala, M., Russell, L. M., Williams, J. & Hoffmann, T., 2013, I : Atmospheric Chemistry and Physics. 13, 21, s. 10933-10950 18 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Intense atmospheric pollution modifies weather: a case of mixed biomass burning with fossil fuel combustion pollution in eastern China

Ding, A. J., Fu, C. B., Yang, X. Q., Sun, J. N., Petaja, T., Kerminen, V. -M., Wang, T., Xie, Y., Herrmann, E., Zheng, L. F., Nie, W., Liu, Q., Wei, X. L. & Kulmala, M., 2013, I : Atmospheric Chemistry and Physics. 13, 20, s. 10545-10554 10 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Investigations on the spatiotemporal properties of new particle formation events in a boreal forest environment

Lampilahti, J., Manninen, H. E., Nieminen, T., Mirme, S., Pullinen, I., Yli-Juuti, T., Schobesberger, S., Kangasluoma, J. P., Lehtipalo, K., Mentel, T. F., Petaja, T. & Kulmala, M., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 324-328 5 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Ion Generation And CPC Detection Efficiency Studies In Sub 3-nm Size Range

Kangasluoma, J., Junninen, H., Lehtipalo, K., Mikkilä, J., Vanhanen, J., Attoui, M., Sipilä, M., Worsnop, D., Kulmala, M. & Petäjä, T., 2013, Nucleation and Atmospheric Aerosols: 19th International Conference. DeMott, P. J. & O'Dowd, C. D. (red.). AIP Publishing, s. 192-196 5 s. (AIP Conference Proceedings; vol. 1527).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Long-term aerosol and trace gas measurements in Eastern Lapland, Finland: the impact of Kola air pollution to new particle formation and potential CCN

Kyrö, E-M., Väänänen, R., Kerminen, V-M., Virkkula, A. O., Asmi, A., Nieminen, T., Dal Maso, M., Petaja, T., Keronen, P. I. R., Aalto, P. P., Riipinen, I., Lehtipalo, K., Hari, P. & Kulmala, M., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 320-323 4 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Long-term size-segregated Cloud Condensation Nuclei Counter (CCNC) measurements in a boreal environment and its implications for aerosol-cloud interactions

Paramonov, M., Äijälä, M., Aalto, P. P., Asmi, A., Prisle, N., Nieminen, T., Makkonen, U., Hakola, H., Kajos, M. K., Patokoski, J., Taipale, R., Ruuskanen, T., Rinne, J., Kerminen, V-M., Kulmala, M. & Petaja, T., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 448-451 4 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Measurements of cluster composition in new particle formation from sulphuric acid, small bases, and oxidised organics

Schobesberger, S., Junninen, H., Franchin, A., Bianchi, F., Dommen, J., Donahue, N. M., Duplissy, J., Ehn, M. K., Lehtipalo, K., Lönn, G., Nieminen, T., Ortega Colomer, I. K., Sipilä, M. J., Petaja, T., Kulmala, M., Worsnop, D. & CLOUD Collaboration, 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 496-499 4 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Measurements of Cluster Ions Using a Nano Radial DMA and a Particle Size Magnifier in CLOUD

Franchin, A., Kangasluoma, J., Lehtipalo, K., Downard, A., Nieminen, T., Schobesberger, S., Duplissy, J., Petaja, T., Flagan, R., Kulmala, M. & CLOUD Collaboration, 2013, I : AIP Conference Proceedings. 1527, s. 287-290 4 s.

Forskningsoutput: TidskriftsbidragKonferensartikelVetenskaplig

Measuring Composition & Growth of Ion Clusters of Sulfuric Acid, Ammonia, Amines & Oxidized Organics as First Steps of Nucleation in the CLOUD Experiment

Schobesberger, S., Praplan, A., Junninen, H., Bianchi, F., Lönn, G., Ehn, M., Lehtipalo, K., Dommen, J., Ehrhart, S., Franchin, A., Ortega, I. K., Riccobono, F., Duplissy, J., Rissanen, M., Sipilä, M., Petäjä, T., Kulmala, M., Donahue, N. M., Worsnop, D. R. & CLOUD Collaboration, 2013, I : AIP Conference Proceedings. 1527, s. 298-301 4 s.

Forskningsoutput: TidskriftsbidragKonferensartikelVetenskaplig

Model for acid-base chemistry in nanoparticle growth (MABNAG)

Yli-Juuti, T., Barsanti, K., Hildebrandt Ruiz, L., Kieloaho, A-J., Makkonen, U., Petäjä, T., Ruuskanen, T., Kulmala, M. & Riipinen, I., 2013, I : Atmospheric Chemistry and Physics Discussions. 13, s. 7175–7222 48 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskaplig

Model for acid-base chemistry in nanoparticle growth (MABNAG)

Yli-Juuti, T., Barsanti, K., Hildebrandt, L., Kieloaho, A-J., Makkonen, U., Petäjä, T., Ruuskanen, T., Kulmala, M. & Riipinen, I., 20 dec 2013, I : Atmospheric Chemistry and Physics. 13, 24, s. 12507-12524 18 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Modeling regional deposited dose of submicron aerosol particles

Hussein, T., Londahl, J., Paasonen, P., Koivisto, A. J., Petaja, T., Hameri, K. & Kulmala, M., 1 aug 2013, I : Science of the Total Environment. 458, s. 140-149 10 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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

Schobesberger, S., Junninen, H., Bianchi, F., Lönn, G., Ehn, M., Lehtipalo, K., Dommen, J., Ehrhart, S., Ortega, I. K., Franchin, A., Nieminen, T., Riccobono, F., Hutterli, M., Duplissy, J., Almeida, J., Amorim, A., Breitenlechner, M., Downard, A. J., Dunne, E. M., Flagan, R. C. & 27 andraKajos, M., Keskinen, H., Kirkby, J., Kupc, A., Kürten, A., Kurtén, T., Laaksonen, A., Mathot, S., Onnela, A., Praplan, A. P., Rondo, L., Santos, F. D., Schallhart, S., Schnitzhofer, R., Sipilä, M., Tomé, A., Tsagkogeorgas, G., Vehkamäki, H., Wimmer, D., Baltensperger, U., Carslaw, K. S., Curtius, J., Hansel, A., Petäjä, T., Kulmala, M., Donahue, N. M. & Worsnop, D. R., 22 okt 2013, I : Proceedings of the National Academy of Sciences of the United States of America. 110, 43, s. 17223-17228 6 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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

Almeida, J., Schobesberger, S., Kuerten, A., Ortega, I. K., Kupiainen, O., Praplan, A. P., Adamov, A., Amorim, A., Bianchi, F., Breitenlechner, M., David, A., Dommen, J., Donahue, N. M., Downard, A., Dunne, E., Duplissy, J., Ehrhart, S., Flagan, R. C., Franchin, A., Guida, R. & 59 andraHakala, J., Hansel, A., Heinritzi, M., Henschel, H., Jokinen, T., Junninen, H., Kajos, M., Kangasluoma, J., Keskinen, H., Kupc, A., Kurten, T., Kvashin, A. N., Laaksonen, A., Lehtipalo, K., Leiminger, M., Leppa, J., Loukonen, V., Makhmutov, V., Mathot, S., McGrath, M. J., Nieminen, T., Olenius, T., Onnela, A., Petäjä, T., Riccobono, F., Riipinen, I., Rissanen, M., Rondo, L., Ruuskanen, T., Santos, F. D., Sarnela, N., Schallhart, S., Schnitzhofer, R., Seinfeld, J. H., Simon, M., Sipilä, M., Stozhkov, Y., Stratmann, F., Tome, A., Troestl, J., Tsagkogeorgas, G., Vaattovaara, P., Viisanen, Y., Virtanen, A., Vrtala, A., Wagner, P. E., Weingartner, E., Wex, H., Williamson, C., Wimmer, D., Ye, P., Yli-Juuti, T., Carslaw, K. S., Kulmala, M., Curtius, J., Baltensperger, U., Worsnop, D. R., Vehkamäki, H. & Kirkby, J., 17 okt 2013, I : Nature. 502, 7471, s. 359-363 11 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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Nanoparticle growth and particle phase acid-base chemistry – a modeling study

Yli-Juuti, T., Barsanti, K., Hildebrant Ruiz, L., Kieloaho, A-J., Makkonen, U., Petaja, T., Ruuskanen, T., Kulmala, M. & Riipinen, I., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 572-574 3 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Non-standard measurement method of particle soot absorption photometer for absorption Ångstrom exponents

Backman, J. C. G., Virkkula, A. O., Vakkari, V., Beukes, J. P., van Zyl, P. G., JOSIPOVIC, M., Piketh, S., Tiitta, P., Chiloane, K., Pienaar, J. J., Wiedensohler, A., Tuch, T., Petaja, T., Kulmala, M. & Laakso, L., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. Finnish Association for Aerosol Research, FAAR, s. 176-178 3 s. (Report Series in Aerosol Science; vol. 142).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Observations of biomass burning smoke from Russian wild fire episodes in Finland 2010

Leino, K., Nieminen, T., Väänänen, R., Petaja, T., Jarvi, L., Keronen, P., Laurila, T., Virkkula, A., Pohja, T., Aalto, P. P. & Kulmala, M., 2013, I : AIP Conference Proceedings. 1527, s. 606-609 4 s.

Forskningsoutput: TidskriftsbidragKonferensartikelVetenskaplig

Observations of Russian wild fire smoke in Finland in summer 2010

Paananen, K., Nieminen, T., Riuttanen, L. I., Väänänen, R., Petaja, T., Järvi, L., Keronen, P. I. R., Virkkula, A. O., Pohja, T., Aalto, P. P. & Kulmala, M., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 333-335 3 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Observations of sub 3-nm atmospheric clusters and particles in different environments

Kontkanen, J., Lehtipalo, K., Kangasluoma, J. P., Manninen, H. E., Järvinen, E. P., Hakala, J. P., Hamad, A., Laaksonen, A., Rose, C., Sellegri, K., Asmi, E., Petaja, T. & Kulmala, M., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 283-286 4 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

On Atmospheric Neutral and Ion Clusters observed in Hyytiala Spring 2011

Kulmala, M., Kontkanen, J., Junninen, H., Lehtipalo, K., Nieminen, T., Manninen, H. E., Petaja, T., Schobesberger, S., Kangasluoma, J., Sipila, M., Vehkamaki, H., Worsnop, D. R. & Kerminen, V-M., 2013, I : AIP Conference Proceedings. 1527, s. 169-172 4 s.

Forskningsoutput: TidskriftsbidragKonferensartikelVetenskaplig

On the Benefits of Comprehensive Long-Term Observations of Atmospheric Nanoparticles, Clusters and Ions

Petaja, T., 2013, I : AIP Conference Proceedings. 1527, s. 153-160 8 s.

Forskningsoutput: TidskriftsbidragKonferensartikelVetenskaplig

Oxidation capacity and rate of monoterpenes over a boreal forest: temporal variation and connection to new particle formation events

Peräkylä, O., Vogt, M., Petaja, T., Aalto, J., Kajos, M. K., Rantala, P., Aaltonen, H., Nieminen, T., Taipale, R., Kolari, P., Keronen, P. I. R., Lappalainen, H. K., Ruuskanen, T., Rinne, J., Kerminen, V-M., Vesala, T., Mammarella, I., Kulmala, M. & Bäck, J., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 458-460 3 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Oxidation of SO2 by stabilized Criegee intermediate (sCI) radicals as a crucial source for atmospheric sulfuric acid concentrations

Boy, M., Mogensen, D., Smolander, S., Zhou, L., Nieminen, T., Paasonen, P., Plass-Dülmer, C., Sipilä, M. J., Petaja, T., Mauldin III, R., Berresheim, H. & Kulmala, M., 12 apr 2013, I : Atmospheric Chemistry and Physics. 13, 7, s. 3865-3879 15 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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Ozone and fine particle in the western Yangtze River Delta: an overview of 1 yr data at the SORPES station

Ding, A. J., Fu, C. B., Yang, X. Q., Sun, J. N., Zheng, L. F., Xie, Y. N., Herrmann, E., Nie, W., Petaja, T., Kerminen, V-M. & Kulmala, M., 2013, I : Atmospheric Chemistry and Physics. 13, 11, s. 5813-5830 18 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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

Wimmer, D., Lehtipalo, K., Franchin, A., Kangasluoma, J., Kreissl, F., Kuerten, A., Kupc, A., Metzger, A., Mikkila, J., Petaja, T., Riccobono, F., Vanhanen, J., Kulmala, M. & Curtius, J., 2013, I : Atmospheric Measurement Techniques. 6, 7, s. 1793-1804 12 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Probing aerosol formation by comprehensive measurements of gas phase oxidation products

Ehn, M., Kleist, E., Junninen, H., Sipila, M., Petaja, T., Pullinen, I., Springer, M., Andres, S., Rissanen, M. P., Kontkanen, J., Schobesberger, S., Rubach, F., Tillman, R., Lee, B. H., Lopez-Hilfiker, F., Kerminen, V-M., Kulmala, M., Worsnop, D. R., Thornton, J., Wildt, J. & 1 andraMentel, T. F., 2013, I : AIP Conference Proceedings. 1527, s. 185-188 4 s.

Forskningsoutput: TidskriftsbidragKonferensartikelVetenskaplig

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

Kangasluoma, J., Junninen, H., Lehtipalo, K., Mikkila, J., Vanhanen, J., Attoui, M., Sipila, M., Worsnop, D., Kulmala, M. & Petaja, T., 1 maj 2013, I : Aerosol Science and Technology. 47, 5, s. 556-563 8 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Response to Comment on "Radiative Absorption Enhancements Due to the Mixing State of Atmospheric Black Carbon"

Cappa, C. D., Onasch, T. B., Massoli, P., Worsnop, D. R., Bates, T. S., Cross, E. S., Davidovits, P., Hakala, J., Hayden, K. L., Jobson, B. T., Kolesar, K. R., Lack, D. A., Lerner, B. M., Li, S-M., Mellon, D., Nuaaman, I., Olfert, J. S., Petaja, T., Quinn, P. K., Song, C. & 3 andraSubramanian, R., Williams, E. J. & Zaveri, R. A., 25 jan 2013, I : Science. 339, 6118, s. 393 2 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Seasonal cycle and modal structure of particle number size distribution at Dome C, Antarctica

Järvinen, E., Virkkula, A., Nieminen, T., Aalto, P. P., Asmi, E., Lanconelli, C., Busetto, M., Lupi, A., Schioppo, R., Vitale, V., Mazzola, M., Petäjä, T., Kerminen, V-M. & Kulmala, M., 2013, I : Atmospheric Chemistry and Physics. 13, 15, s. 7473-7487 15 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Seasonal cycles of fluorescent biological aerosol particles in boreal and semi-arid forests of Finland and Colorado

Schumacher, C. J., Poehlker, C., Aalto, P., Hiltunen, V., Petaja, T., Kulmala, M., Poeschl, U. & Huffman, J. A., 2013, I : Atmospheric Chemistry and Physics. 13, 23, s. 11987-12001 15 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Spatial-temporal variations of particle number concentrations between a busy street and the urban background

Dos Santos-Juusela, V., Petaja, T., Kousa, A. & Hameri, K., nov 2013, I : Atmospheric Environment. 79, s. 324-333 10 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Species traits and inertial deposition of fungal spores

Hussein, T., Norros, V., Hakala, J. P., Petaja, T., Aalto, P. P., Rannik, U., Vesala, T. & Ovaskainen, O., jul 2013, I : Journal of Aerosol Science. 61, s. 81-98 18 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Sub3-nm growth rates in the CLOUD experiment

Wimmer, D., Lehtipalo, K., Petaja, T., Kulmala, M., Curtius, J. & CLOUD Collaboration, 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 550-553 4 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Sulphur Dioxide and Sulphuric Acid Concentrations in the Vicinity of Kilpilahti Industrial Area

Sarnela, N., Jokinen, T., Junninen, H., Hakala, J., Taipale, R., Patokoski, J., Kajos, M., Schobesberger, S., Lehtipalo, K., Sipila, M., Teittinen, J., Westerholm, H., Larnimaa, K., Petaja, T. & Kulmala, M., 2013, I : AIP Conference Proceedings. 1527, s. 629-632 4 s.

Forskningsoutput: TidskriftsbidragKonferensartikelVetenskaplig

Surfaces for waterharvesting

Vogt, M., Vuollekoski, H., Petaja, T., Sipilä, M. J., Lappalainen, H. K., Ahokas, J., Korpela, A., Mikkola, H. & Kulmala, M., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 563-564 2 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Terpenoid emissions from fully grown east Siberian Larix cajanderi trees

Kajos, M. K., Hakola, H., Holst, T., Nieminen, T., Tarvainen, V., Maximov, T., Petaja, T., Arneth, A. & Rinne, J., 2013, I : Biogeosciences. 10, 7, s. 4705-4719 15 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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The Particle Size Magnifier Closing the Gap between Measurement of Molecules, Molecular Clusters and Aerosol Particles

Mikkilä, J., Lehtipalo, K., Kangasluoma, J., Franchin, A., Sipila, M., Jokinen, T., Sarnela, N., Schobesberger, S., Junninen, H., Kulmala, M., Worsnop, D. & Petaja, T., 2013, I : AIP Conference Proceedings. 1527, s. 189-191 3 s.

Forskningsoutput: TidskriftsbidragKonferensartikelVetenskaplig

Transportable Aerosol Characterization Trailer with Trace Gas Chemistry: Design, Instruments and Verification

Petaja, T., Vakkari, V., Pohja, T., Nieminen, T., Laakso, H., Aalto, P. P., Keronen, P., Siivola, E., Kerminen, V. -M., Kulmala, M. & Laakso, L., apr 2013, I : Aerosol and Air Quality Research. 13, 2, s. 421-435 15 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Validation of long-term observations using sample-air dilution with Particle Soot Absorption Photometer

Backman, J. C. G., Virkkula, A. O., Vakkari, V., Beukes, J. P., van Zyl, P., Josipovic, M., Tiitta, P., Chiloane, K., Fourie, G., Wiedensohler, A., Tuch, T., Petaja, T., Kulmala, M. & Laakso, L., 2013, AAAR 32nd Annual Conference. American Association for Aerosol Research

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Variations in ion concentrations and the possible effect of lightning and ozone

Chen, X., Manninen, H. E., Franchin, A., Aalto, P. P., Keronen, P. I. R., Mäkelä, A., Petaja, T. & Kulmala, M., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. s. 202-207 6 s. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig

Warming-induced increase in aerosol number concentration likely to moderate climate change

Paasonen, P., Asmi, A., Petaja, T., Kajos, M. K., Aijala, M., Junninen, H., Holst, T., Abbatt, J. P. D., Arneth, A., Birmili, W., van der Gon, H. D., Hamed, A., Hoffer, A., Laakso, L., Laaksonen, A., Leaitch, W. R., Plass-Duelmer, C., Pryor, S. C., Raisanen, P., Swietlicki, E. & 4 andraWiedensohler, A., Worsnop, D. R., Kerminen, V-M. & Kulmala, M., jun 2013, I : Nature Geoscience. 6, 6, s. 438-442 5 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

2012

Aerosol charging state at an urban site: new analytical approach and implications for ion-induced nucleation

Gagne, S., Leppä, J., Petäjä, T., McGrath, M. J., Vana, M., Kerminen, V. -M., Laakso, L. & Kulmala, M., 2012, I : Atmospheric Chemistry and Physics. 12, 10, s. 4647-4666 20 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

A method for assigning AMS measured nitrates and sulphates into molecular subgroups

Äijälä, M. Y. E., Junninen, H., Ehn, M. K., Häkkinen, S., Hong, J., Petaja, T., Aalto, P. P., Worsnop, D. & Kulmala, M., 2012, EAC 2012 Digital Abstracts Book.

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskaplig