Jorma Joutsensaari

From Molecules to Droplets: The Fog and Aerosol Interaction Research Italy (FAIRARI) 2021/22 Campaign

Neuberger, Almuth; Decesari, Stefano; Aktypis, Andreas; Andersen, Hendrik; Baumgardner, Darrel; Bianchi, Federico; Busetto, Maurizio; Cai, Jing; Cermak, Jan; Dipu, Sudhakar; Ekman, Annica; Fuzzi, Sandro; Gramlich, Yvette; Haslett, Sophie L.; Heikkinen, Liine; Joutsensaari, Jorma; Kaltsonoudis, Christos; Kangasluoma, Juha; Krejci, Radovan; Lupi, Angelo; Marinoni, Angela; Matrali, Angeliki; Mattsson, Fredrik; Mohr, Claudia; Nenes, Athanasios; Paglione, Marco; Pandis, Spyros N.; Patel, Anil; Riipin, 2025, Bulletin of the american meteorological society, 106, 1, E23-E50. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

High sensitivity of cloud formation to aerosol changes

Virtanen, Annele; Joutsensaari, Jorma; Kokkola, Harri; Partridge, Daniel G; Blichner, Sara; Seland, Oyvind; Holopainen, Eemeli; Tovazzi, Emanuele; Lipponen, Antti; Mikkonen, Santtu; Leskinen, Ari; Hyvaerinen, Antti-Pekka; Zieger, Paul; Krejci, Radovan; Ekman, Annica M L; Riipinen, Ilona; Quaas, Johannes; Romakkaniemi, Sami, 2025, Nature geoscience, 18, 289-295. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

The efficiency of EURO 6d car particulate filters is compromised by atmospheric aging: In vitro toxicity of gasoline car exhaust

Delaval, Mathilde N; Czech, Hendryk; Almasaleekh, Mohammad; Offer, Svenja; Pantzke, Jana; Ihalainen, Mika; Yli-Pirilä, Pasi; Somero, Markus; Kortelainen, Miika; Gawlitta, Nadine; Orasche, Jürgen; Jakobi, Gert; Shukla, Deeksha; Martens, Patrick; Paul, Andreas; Fang, Zheng; Pardo, Michal; Barth, Alexandre; Utinger, Battist; Jeong, Seongho; Rastak, Narges; Kuhn, Evelyn; Huber, Anja; Mukherjee, Arya; Mesceriakovas, Arunas; Joutsensaari, Jorma; Leskinen, Jani; Hartikainen, Anni; Passig, Johannes; Oed, 2025, Science advances, 11, 22, 1-14. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Black carbon and particle lung-deposited surface area in residential wood combustion emissions: Effects of an electrostatic precipitator and photochemical aging

Mukherjee, A; Hartikainen, A; Joutsensaari, J; Basnet, S; Mesceriakovas, A; Ihalainen, M; Yli-Pirilä, P; Leskinen, J; Somero, M; Louhisalmi, J; Fang, Z; Kalberer, M; Rudich, Y; Tissari, J; Czech, H; Zimmermann, R; Sippula, O, 2024, Science of the total environment, 951, 175840. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Effect of Long‐Range Transported Fire Aerosols on Cloud Condensation Nuclei Concentrations and Cloud Properties at High Latitudes

Kommula, S. M.; Buchholz, A.; Gramlich, Y.; Mielonen, T.; Hao, L.; Pullinen, I.; Vettikkat, L.; Ylisirniö, A.; Joutsensaari, J.; Schobesberger, S.; Tiitta, P.; Leskinen, A.; Hesslin‐Rees, D.; Haslett, S. L.; Siegel, K.; Lunder, C.; Zieger, P.; Krejci, R.; Romakkaniemi, S.; Mohr, C.; Virtanen, A., 2024, Geophysical research letters, 51, 6, e2023GL107134. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Aerosol–stratocumulus interactions: towards a better process understanding using closures between observations and large eddy simulations

Calderón, Silvia M.; Tonttila, Juha; Buchholz, Angela; Joutsensaari, Jorma; Komppula, Mika; Leskinen, Ari; Hao, Liqing; Moisseev, Dmitri; Pullinen, Iida; Tiitta, Petri; Xu, Jian; Virtanen, Annele; Kokkola, Harri; Romakkaniemi, Sami, 2022, Atmospheric chemistry and physics, 22, 18, 12417-12441. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Intercomparison of holographic imaging and single-particle forward light scattering in situ measurements of liquid clouds in changing atmospheric conditions

Tiitta, Petri; Leskinen, Ari; Kaikkonen, Ville A.; Molkoselkä, Eero O; Mäkynen, Anssi J; Joutsensaari, Jorma; Calderon, Silvia; Romakkaniemi, Sami; Komppula, Mika, 2022, Atmospheric measurement techniques, 15, 9, 2993-3009. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

New particle formation event detection with Mask R-CNN

Su, Peifeng; Joutsensaari, Jorma; Dada, Lubna; Zaidan, Martha Arbayani; Nieminen, Tuomo; Li, Xinyang; Wu, Yusheng; Decesari, Stefano; Tarkoma, Sasu; Petäjä, Tuukka; Kulmala, Markku; Pellikka, Petri, 2022, Atmospheric chemistry and physics, 22, 2, 1293-1309. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Methyl Salicylate and Sesquiterpene Emissions Are Indicative for Aphid Infestation on Scots Pine

Kivimäenpää, Minna; Babalola, Aishat B; Joutsensaari, Jorma; Holopainen, Jarmo K, 2020, Forests, 11, 5, 573. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Analysis of high-temperature oxidation of wood combustion particles using tandem-DMA technique

Lamberg, Heikki; Sippula, Olli; Joutsensaari, Jorma; Ihalainen, Mika; Tissari, Jarkko; Lähde, Anna; Jokiniemi, Jorma, 2018, Combustion and flame, 191, 76-85. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Combined effects of boundary layer dynamics and atmospheric chemistry on aerosol composition during new particle formation periods

Hao, Liqing; Garmash, Olga; Ehn, Mikael; Miettinen, Pasi; Massoli, Paola; Mikkonen, Santtu; Jokinen, Tuija; Roldin, Pontus; Aalto, Pasi; Yli-Juuti, Taina; Joutsensaari, Jorma; Petäjä, Tuukka; Kulmala, Markku; Lehtinen, Kari E J; Worsnop, Douglas R; Virtanen, Annele, 2018, Atmospheric chemistry and physics, 18, 23, 17705-17716. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Identification of new particle formation events with deep learning

Joutsensaari, Jorma; Ozon, Matthew; Nieminen, Tuomo; Mikkonen, Santtu; Lähivaara, Timo; Decesari, Stefano; Facchini, M Cristina; Laaksonen, Ari; Lehtinen, Kari EJ, 2018, Atmospheric chemistry and physics, 18, 13, 9597-9615. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Titanium dioxide (TiO2) fine particle capture and BVOC emissions of Betula pendula and Betula pubescens at different wind speeds

Räsänen JV, Leskinen JTT, Holopainen T, Joutsensaari J, Pasanen P, Kivimäenpää M, 2017, Atmospheric environment, 152, 345-353. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

A rapid technique for monitoring volatile organic compound emissions from wood-plastic composites

Väisänen T, Laitinen K, Tomppo L, Joutsensaari J, Raatikainen O, Lappalainen R, Yli-Pirilä P, 2016, Indoor and built environment, 2018; 27, 2, 194-204. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Herbivory by an outbreaking moth increases emissions of biogenic volatiles and leads to enhanced secondary organic aerosol formation capacity

Yli-Pirilä Pasi, Copolovici Lucian, Kännaste Astrid, Noe Steffen, Blande James D, Mikkonen Santtu, Klemola Tero, Pulkkinen Juha, Virtanen Annele, Laaksonen Ari, Joutsensaari Jorma, Niinemets Ülo, Holopainen Jarmo K, 2016, Environmental science and technology, 50, 21, 11501-11510. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

A Novel Porous Tube Reactor for Nanoparticle Synthesis with Simultaneous Gas-Phase Reaction and Dilution

Ruusunen Jarno, Pyykönen Jouni, Ihalainen Mika, Tiitta Petri, Torvela Tiina, Karhunen Tommi, Sippula Olli, Qin Qi Hang, van Dijken Sebastiaan, Joutsensaari Jorma, Lähde Anna, Jokiniemi Jorma, 2015, Aerosol science and technology, 49, 11, 1170-1180. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Biotic stress accelerates formation of climate-relevant aerosols in boreal forests

Joutsensaari J, Yli-Pirilä P, Korhonen H, Arola A, Blande JD, Heijari J, Kivimäenpää M, Mikkonen S, Hao L, Miettinen P, Lyytikäinen-Saarenmaa, Faiola CL, Laaksonen A, Holopainen JK, 2015, Atmospheric chemistry and physics, 15, 12139-12157. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Real-Time Chemical Composition Analysis of Particulate Emissions from Woodchip Combustion

Kortelainen Aki, Joutsensaari Jorma, Hao Liqing, Leskinen Jani, Tiitta Petri, Jaatinen Antti, Miettinen Pasi, Sippula Olli, Torvela Tiina, Tissari Jarkko, Jokiniemi Jorma, Worsnop Douglas R., Smith James N., Laaksonen Ari, Virtanen Annele, 2015, Energy and fuels, 29, 2, 1143-1150. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Contrasting responses of silver birch VOC emissions to short- and long-term herbivory

Maja Mengistu M, Kasurinen Anne, Yli-Pirilä Pasi, Joutsensaari Jorma, Klemola Tero, Holopainen Toini, Holopainen Jarmo K, 2014, Tree physiology, 34, 3, 241-252. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Controlled oxidation of iron nanoparticles in chemical vapour synthesis

Ruusunen Jarno, Ihalainen Mika, Koponen Tarmo, Torvela Tiina, Tenho Mikko, Salonen Jarmo, Sippula Olli, Joutsensaari Jorma, Jokiniemi Jorma, Lähde Anna, 2014, Journal of nanoparticle research, 16, 2270. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Effective densities and fractal dimensions of particles emitted from small-scale combustion of different wood fuels

Leskinen Jani, Ihalainen Mika, Torvela Tiina, Kortelainen Miika, Lamberg Heikki, Tiitta Petri, Jakobi Gert, Grigonyte Julija, Joutsensaari Jorma, Sippula Olli, Tissari Jarkko, Virtanen Annele, Zimmermann Ralf, Jokiniemi Jorma, 2014, Environmental science and technology, 48, 22, 13298-13306. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Fine particle emissions in three different combustion conditions of a woodchip-fired appliance: Particulate physico-chemical properties and induced cell death

Leskinen J, Tissari J, Uski O, Virén A, Torvela T, Kaivosoja T, Lamberg H, Nuutinen I, Kettunen T, Joutsensaari J, Jalava PI, Sippula O, Hirvonen M-R, Jokiniemi J, 2014, Atmospheric environment, 86C, 129-139. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Increased hygroscopicity of Arizona Test Dust seeds by secondary organic aerosol coating from Increased hygroscopicity of Arizona Test Dust seeds by secondary organic alfa-pinene ozonolysis

Keskinen Helmi, Kortelainen Aki-Matti, Jaatinen Antti, Yli-Pirilä Pasi, Joutsensaari Jorma, Romakkaniemi Sami, Hao Liqing, Torvela Tiina, Miettinen Pasi, Virtanen Annele, Worsnop Douglas R, Laaksonen Ari, Smith James N, 2014, Boreal environment research, 19, suppl. B, 182-190. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Inhaled silica-coated TiO2 nanoparticles induced airway irritation, airflow limitation and inflammation in mice

Leppänen Maija, Korpi Anne, Mikkonen Santtu, Yli-Pirilä Pasi, Lehto Maili, Pylkkänen Lea, Wolff Henrik, Kosma Veli-Matti, Alenius Harri, Joutsensaari Jorma, Pasanen Pertti, 2014, Nanotoxicology, 2015; 9, 2, 210-218. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Particle capture efficiency of different-aged needles of Norway spruce under moderate and severe drought

Räsänen Janne, Holopainen Toini, Joutsensaari Jorma, Pasanen Pertti, Kivimäenpää Minna, 2014, Canadian journal of forest research-revue canadienne de recherche forestiere, 44, 831-835. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

The role of low volatile organics on secondary organic aerosol formation

Kokkola Harri, Yli-Pirilä Pasi, Vesterinen Milko, Korhonen Hannele, Keskinen Helmi, Romakkaniemi Sami, Hao Liqing, Kortelainen Aki, Joutsensaari Jorma, Worsnop Douglas R, Virtanen Annele, Lehtinen Kari E J, 2014, Atmospheric chemistry and physics, 14, 1689-1700. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Acidic northern soils as sources of atmospheric nitrous acid (HONO)

Maljanen M, Yli-Pirilä P, Hytönen J, Joutsensaari J, Martikainen PJ, 2013, Soil biology and biochemistry, 67, 94-97. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Bounce characteristics of &#945 -pinene derived SOA particles with implications to physical phase

Kannosto Jonna, Yli-Pirilä Pasi, Hao Liqing, Leskinen Jani, Jokiniemi Jorma, Mäkelä Jyrki, Joutsensaari Jorma, Laaksonen Ari, Worsnop Douglas R, Keskinen Jorma, Virtanen Annele, 2013, Boreal environment research, 18, 329-340. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Effects of species-specific leaf characteristics and reduced water availability on fine particle capture efficiency of trees

Räsänen Janne V, Holopainen Toini, Joutsensaari Jorma, Ndam Collins, Pasanen Pertti, Rinnan Åsmund, Kivimäenpää Minna, 2013, Environmental pollution, 183, 64-70. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Estimating the Viscosity Range of SOA Particles Based on Their Coalescence Time

Pajunoja Aki, Malila Jussi, Hao Liqing, Joutsensaari Jorma, Lehtinen Kari E J, Virtanen Annele, 2013, Aerosol science and technology, 48, i-iv. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

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

Keskinen Helmi, Virtanen Annele, Joutsensaari Jorma, Tsagkogeorgas G, Duplissy J, Schobesberger S, Gysel M, Riccobono F, Slowik JG, Bianchi F, Yli-Juuti T, Lehtipalo K, Rondo L, Breitenlechner M, Kupc A, Almeida J, Amorim A, Dunne EM, Downard A, Ehrhart S, et al., 2013, DeMott, Paul J and O'Dowd, Colin D, NUCLEATION AND ATMOSPHERIC AEROSOLS: 19th International Conference, 291-294, Aip conference proceedings. A4 Artikkeli konferenssijulkaisussa

Evolution of particle composition in CLOUD nucleation experiments

Keskinen Helmi, Virtanen Annele, Joutsensaari Jorma, Tsagkogeorgas G, Duplissy J, Schobesberger S, Gysel M, Riccobono F, Slowik J G, Bianchi F, Yli-Juuti Taina, Lehtipalo Katrianne, Rondo L, Breitenlechner M, Kupc A, Almeida J, Amorim A, Dunne E M, Downard A J, Ehrhart S, Franchin A, et. al., 2013, Atmospheric chemistry and physics, 13, 5587-5600. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Gas-phase products and secondary organic aerosol formation from the ozonolysis and photooxidation of myrcene

Böge Olaf, Mutzel Anke, Iinuma Yoshiteru, Yli-Pirilä Pasi, Kahnt Ariane, Joutsensaari Jorma, Herrmann Hartmut, 2013, Atmospheric environment, 79, 553-560. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Hygroscopicity of nucleated nanoparticles in CLOUD 7 experiments

Kim Jae-Seok, Keskinen Helmi, Vaattovaara Petri, Miettinen Pasi, Joutsensaari Jorma, Virtanen Annele, 2013, DeMott, Paul J and O'Dowd, Colin D, NUCLEATION AND ATMOSPHERIC AEROSOLS: 19th International Conference, 306-309, Aip conference proceedings. A4 Artikkeli konferenssijulkaisussa

In vitro evaluation of pulmonary deposition of airborne volcanic ash

Lähde Anna, Gudmundsdottir Sigurbjörg Sæunn, Joutsensaari Jorma, Tapper Unto, Ruusunen Jarno, Ihalainen Mika, Karhunen Tommi, Torvela Tiina, Jokiniemi Jorma, Järvinen Kristiina, Gíslason Sigurður Reynir, Briem Haraldur, Gizurarson Sveinbjörn, 2013, Atmospheric environment, 70, -, 18-27. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Long-term measurements of cloud droplet concentrations and aerosol-cloud interactions in continental boundary layer clouds

Ahmad Irshad, Mielonen Tero, Grosvenor Daniel P, Portin Harri J, Arola Antti, Mikkonen Santtu, Kühn Thomas, Leskinen Ari, Joutsensaari Jorma, Komppula Mika, Lehtinen Kari EJ, Laaksonen Ari, Romakkaniemi Sami, 2013, Tellus series b: chemical and physical meteorology, 65, 20138. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Comparison of nanoparticle measurement instruments for occupational health applications

Leskinen Jani, Joutsensaari Jorma, Lyyränen Jussi, Koivisto Joonas, Ruusunen Jarno, Järvelä Merja, Tuomi Timo, Hämeri Kaarle, Auvinen Ari, Jokiniemi Jorma, 2012, Journal of nanoparticle research, 14, 2, 718. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Soil drought increases atmospheric fine particle capture efficiency of Norway spruce

Räsänen Janne, Yli-Pirilä Pasi, Holopainen Toini, Joutsensaari Jorma, Pasanen Pertti, Kivimäenpää Minna, 2012, Boreal environment research, 17, 21-30. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

A statistical proxy for sulphuric acid concentration

Mikkonen Santtu, Romakkaniemi Sami, Smith James N, Korhonen Hannele, Petäjä Tuukka, Plass-Duelmer Christian, Boy Michael, McMurry Peter H, Lehtinen Kari EJ, Joutsensaari Jorma, Hamed Amar, Mauldin III RL, Birmili Wolfram, Spindler Gerald, Arnold Frank, Kulmala Markku, Laaksonen Ari, 2011, Atmospheric chemistry and physics, 11, 11319-11334. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Bounce behavior of freshly nucleated biogenic secondary organic aerosol particles

Virtanen Annele, Kannosto Jonna, Kuuluvainen H, Arffman A, Joutsensaari Jorma, Saukko E, Hao L, Yli-Pirilä Pasi, Tiitta Petri, Holopainen JK, Keskinen J, Worsnop DR, Smith JN, Laaksonen Ari, 2011, Atmospheric chemistry and physics, 11, 8759-8766. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Characterization of New Particle Formation Events in Kuopio, Finland Based on a three-year analysis

Hamed A, Portin H, Leskinen M, Komppula M, Lehtinen KEJ, Romakkaniemi S, Smith JN, Joutsensaari J, Laaksonen A, 2011.

Low-temperature aerosol flow reactor method for preparation of surface stabilized pharmaceutical nanocarriers

Torvela Tiina, Lähde Anna, Mönkäre Juha, Riikonen Joakim, Lehtinen Kari E.J., Järvinen Kristiina, Lehto Vesa-Pekka, Jokiniemi Jorma, Joutsensaari Jorma, 2011, Journal of aerosol science, 42, 10, 645-656. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Mass yields of secondary organic aerosols from the oxidation of &#945 -pinene and real plant emissions

Hao Liqing, Romakkaniemi Sami, Yli-Pirilä Pasi, Joutsensaari Jorma, Kortelainen Aki, Kroll JH, Miettinen, Pasi, Vaattovaara Petri, Tiitta, Petri, Jaatinen Antti, Kajos MK, Holopainen JK, Heijari J, Rinne J, Kulmala Markku, Worsnop DR, Smith James & Laaksonen Ari, 2011, Atmospheric chemistry and physics, 11, 1367-1378. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Meteorological and trace gas factors affecting the number concentration of atmospheric Aitken (Dp = 50 nm) particles in the continental boundary layer: parameterization using a multivariate mixed effects model

Mikkonen Santtu, Korhonen H,annele Romakkaniemi Sami, Smith James, Joutsensaari Jorma, Lehtinen Kari EJ, Hamed Amar, Breider TJ, Birmili W, Spindler G, Plass-Duelmer C, Facchini MC & Laaksonen Ari, 2011, Geoscientific model development, 4, 1-13. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Nanosized TiO2 caused minor airflow limitation in the murine airways

Leppänen Maija, Korpi Anne, Miettinen Mirella, Leskinen Jani, Torvela Tiina, Rossi Elina, Vanhala Esa, Wolff Henrik, Alenius Harri, Kosma Veli-Matti, Joutsensaari Jorma, Jokiniemi Jorma, Pasanen Pertti, 2011, Archives of toxicology, 85, 7, 827-839. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

On-Line Characterization of Morphology and Water Adsorption on Fumed Silica Nanoparticles

Keskinen Helmi, Romakkaniemi Sami, Jaatinen Antti, Miettinen Pasi, Saukko Erkka, Joutsensaari Jorma, Mäkelä Jyrki M., Virtanen Annele, Smith James N. & Laaksonen Ari, 2011, Aerosol science and technology, 45, 12, 1441-1447. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

The role of relative humidity in continental new particle formation

Hamed Amar, Korhonen Hannele, Sihto Sanna-Liisa, Joutsensaari Jorma, Järvinen Heikki, Petäjä Tuukka, Arnold Frank, Nieminen Tuomo, Kulmala Markku, Smith James, Lehtinen Kari EJ & Laaksonen Ari, 2011, Journal of geophysical research, 116, D03202, 12 PP. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Airway Exposure to Silica-Coated TiO2 Nanoparticles Induces Pulmonary Neutrophilia in Mice

Rossi EM, Pylkkänen L, Koivisto AJ, Vippola M, Jensen KA, Miettinen M, Sirola K, Nykäsenoja H, Karisola P, Stjernvall T, Vanhala E, Kiilunen M, Pasanen P, Mäkinen M, Hämeri K, Joutsensaari J, Tuomi T, Jokiniemi J, Wolff H, Savolainen K, Matikainen S & Alenius H, 2010, Toxicological sciences, 113, 2, 422-433. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

An amorphous solid state of biogenic secondary organic aerosol particles

Virtanen A, Joutsensaari J, Koop T, Kannosto J, Yli-Pirilä P, Leskinen J, Mäkelä JM, Holopainen JK, Pöschl U, Kulmala M, Worsnop DR & Laaksonen A, 2010, Nature, 467, 824-827. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

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

Manninen HE, Nieminen T, Asmi E, Gagné S, Häkkinen S, Lehtipalo K, Aalto P, Vana M, Mirme A, Mirme S, Hõrrak U, Plass-Dülmer C, Stange G, Kiss G, Hoffer A, Törő N, Moerman M, Henzing B, de Leeuw G, Brinkenberg M, Kouvarakis GN, Bougiatioti A, Mihalopoulos N, O'Dowd C, Ceburnis D, Arneth A, Svenningsson B, Swietlicki E, Tarozzi L, Decesari S, Facchini MC, Birmili W, Sonntag A, Wiedensohler A, Boulon J, Sellegri K, Laj P, Gysel M, Bukowiecki N, Weingartner E, Wehrle G, Laaksonen A, Hamed A, J, 2010, Atmospheric chemistry and physics, 10, 7907-7927. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Roadside aerosol study using hygroscopic, organic and volatility TDMAs: Characterization and mixing state

Tiitta P, Miettinen P, Vaattovaara P, Joutsensaari J, Petäjä T, Virtanen A, Raatikainen T, Aalto P, Portin H, Romakkaniemi S, Kokkola H, Lehtinen KEJ, Kulmala M & Laaksonen A, 2010, Atmospheric environment, 44, 7, 976-986. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

A comparison of new particle formation events in the boundary layer at three different sites in Europe

Jaatinen A, Hamed A, Joutsensaari J, Mikkonen S, Birmili W, Wehner B, Spindler G, Wiedensohler A, Decesari S, Mircea M, Facchini MC, Junninen H, Kulmala M, Lehtinen KEJ, Laaksonen A, 2009, Boreal environment research, 14, 481-498. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Development of a highly controlled gasphase nanoparticle generator for inhalation exposure studies

Miettinen M, Riikonen J, Tapper U, Backman U, Joutsensaari J, Auvinen A, Lehto VP, Jokiniemi J, 2009, Human and experimental toxicology, 28, 413-419. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Increased coagulation scavenging does not explain suppression of nucleation events at high relative humidities?

Hamed A, Korhonen H, Sihto S-L, Joutsensaari J, Järvinen H, Lehtinen K, Kulmala M, Laaksonen A, 2009, Nucleation and Atmospheric Aerosols 18th International Conference, 464-467. A4 Artikkeli konferenssijulkaisussa

Measurements of humidified particle number size distributions in a Finnish boreal forest: derivation of hygroscopic particle growth factors

Birmili W, Schwirn K, Nowak A, Petäjä T, Joutsensaari J, Rose D, Wiedensohler A, Hämeri K, Aalto P, Kulmala M, Boy M, 2009, Boreal environment research, 14, 458-480. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

SOA formation by ozonolysis of biogenic VOCs emitted from biotic stressed boreal trees

Joutsensaari J, Yli-Pirilä P, Blande JD, Heijari J, Holopainen JK, Worsnop DR, Laaksonen A, 2009, Nucleation and Atmospheric Aerosols 18th International Conference, 309-312. A4 Artikkeli konferenssijulkaisussa

Statistical analysis of factors affecting to the number concentration of atmospheric aerosols in two polluted areas

Mikkonen S, Lehtinen KEJ, Romakkaniemi S, Joutsensaari J, Hamed A, Laaksonen A, 2009, Kulmala M, Bäck J, Nieminen T, Lauri A, Proceedings of the Finnish Center of Excellence and Graduate School in Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change Annual Workshop, 303-306. A4 Artikkeli konferenssijulkaisussa

The applicability of three different nucleation event day prediction methods at three measurement sites in Europe

Jaatinen A, Hamed A, Joutsensaari J, Mikkonen S, Birmili W, Wehner B, Spindler G, Wiedensohler A, Decesari S, Mircea M, Facchini MC, Junninen H, Kulmala M, Lehtinen KEJ, Laaksonen A, 2009, Kulmala M, Bäck J, Nieminen T, Lauri A, Proceedings of the Finnish Center of Excellence and Graduate School in Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change Annual Workshop, 151-155. A4 Artikkeli konferenssijulkaisussa

The evolution of nucleation- and Aitken-mode particle compositions in a boreal forest environment during clean and pollution-affected new-particle formation events

Vaattovaara P, Petäjä T, Joutsensaari J, Miettinen P, Zaprudin B, Kortelainen A, Heijari J, Yli-Pirilä P, Aalto P, Worsnop DR, Laaksonen A, 2009, Boreal environment research, 14, 662-682. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

The plant flow chamber simulation using a condensational growth model

Vesterinen M, Lehtinen KEJ, Korhonen H, Joutsensaari J, 2009, Kulmala M, Bäck J, Nieminen T, Lauri A, Proceedings of the Finnish Center of Excellence and Graduate School in Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change". Annual Workshop", 462-465. A4 Artikkeli konferenssijulkaisussa

A comparison of new particle formation events in Eastern Germany and in Northern Italy on a three-year analysis

Hamed A, Mikkonen S, Joutsensaari J, Lehtinen KEJ, Jaatinen A, Wehner B, Birmili W, Wiedensohler A, Cavalli F, Decesari S, Mircea M, Fuzzi S, Facchini MC, Laaksonen A, 2008, Report series in aerosol science, 93, 37-39. D1 Artikkeli ammattilehdessä

Determination of the characteristics of ultrafine particles and air ions from road-side measurements

Tiitta P, Miettinen P, Vaattovaara P, Joutsensaari J, Laaksonen A, Aalto P, Kulmala M, 2008, Report series in aerosol science, 92, 256-261. D1 Artikkeli ammattilehdessä

Finding factors affecting to the number concentration of atmospheric aerosol with advanced statistical methods

Mikkonen S, Lehtinen KEJ, Hamed A, Joutsensaari J, Laaksonen A, 2008, NOSA Aerosol Symposium, 77-78. A4 Artikkeli konferenssijulkaisussa

Formation of secondary organic aerosols by ozonolysis of plant-released volatiles

Joutsensaari J, Yli-pirilä P, Heijari J, Pinto DM, Loivamäki M, Vuorinen T, Miettinen P, Tiiva P, Nerg A-M, Raatikainen T, Rautiainen J, Kroll J, Kajos M, Ehn M, Worsnop DR, Holopainen JK, Laaksonen A, 2008, Report series in aerosol science, 93, 61-63. D1 Artikkeli ammattilehdessä

New particle formation events in Northern Italy based on a three-year analysis

Mikkonen S, Hamed A, Lehtinen KEJ, Joutsensaari J, Jaatinen A, Sogacheva L, Facchini MC, Laaksonen A, 2008, Markku Kulmala, Jaana Bäck, and Martta Salonen, Proceedings of the Nordic Center of Excellence BACCI ( Biosphere-Atmosphere-Cloud-Climate Interactions) and the Finnish Center of Excellence``Research Unit on Physics, Chemistry, and Biology of Atmospheric Composition and Climate Change``, 158-161. A3 Kirjan tai muun kokoomateoksen osa

Nucleation events in Italy, Germany and Finland: a comparative study

Hamed A, Jaatinen A, Joutsensaari J, Birmili W, Wehner B, Wiedensohler A, Facchini MC, Decesari S, Mircea M, Junninen H, Kulmala M, Lehtinen KEJ, Laaksonen A, 2008, NOSA Aerosol Symposium, 39-40. A4 Artikkeli konferenssijulkaisussa

Overview of organic TDMA studies during period 2002-2007

Vaattovaara P, Joutsensaari J, Laaksonen A, 2008, Report series in aerosol science, 92, 262-269. D1 Artikkeli ammattilehdessä

The role of VOC oxidation products in continental new particle formation

Laaksonen A, Kulmala M, O`Dowd CD, Joutsensaari J, Vaattovaara P, Mikkonen S, Lehtinen KEJ, Sogacheva L, Dal Maso M, Aalto P, Petäjä T, Sogachev A, Yoon YJ, Lihavainen H, Nilsson D, Facchini MC, 2008, Atmospheric chemistry and physics, 8, 2657-2665. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

A comparison of new particle formation at different sites in the European boundary layer

Hamed A, Jaatinen A, Wehner B, Birmili W, Wiedensohler A, Cavalli F, Decesari S, Mircea M, Fuzzi S, Facchini MC, Dal Maso M, Junninen H, Riipinen I, Kulmala M, Joutsensaari J, Lehtinen KEJ, Laaksonen A, 2007, NOSA Aerosol Symoposium. Conference proceedings, 32-33. A4 Artikkeli konferenssijulkaisussa

Controlled synthesis of nanoparticles for inhalation exposure studies

Miettinen MA, Suonmaa V, Tapper U, Backman U, Joutsensaari J, Auvinen A, Jokiniemi JK, 2007, NOSA Aerosol Symposium. Conference proceedings, 74-75. A4 Artikkeli konferenssijulkaisussa

Effects of atmospheric ozone on biogenic volatile organic compounds: an atmospheric and ecological perspective

Pinto DM, Joutsensaari J, Tiiva P, Miettinen P, Blande J, Dong W-X, Nerg AM, Laaksonen A, Holopainen JK, 2007, Xiang H, Akieh MN, Vuorio A-M, Jokinen T, Sillanpää M, Eighth Finnish Conference of Environmental Sciences, 131-134. A4 Artikkeli konferenssijulkaisussa

Multivariate mixed effects regression model in the analysis of number concentration of 50NM particles

Mikkonen S, Lehtinen KEJ, Hamed A, Joutsensaari J, Laaksonen A, 2007, NOSA Aerosol Symposium. Conference proceedings, 76-77. A4 Artikkeli konferenssijulkaisussa

Nucleation and growth of new particles in Po Valley, Italy

Hamed A, Joutsensaari J, Mikkonen S, Sogacheva L, Dal Maso M, Kulmala M, Cavalli F, Fuzzi S, Facchini MC, Decesari S, Mircea M, Lehtinen KEJ, Laaksonen A, 2007, Atmospheric chemistry and physics, 7, 355-376. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Nucleation events in Melpitz, Germany, and Po Valley, Italy: similarities and differences

Hamed A, Lehtinen KEJ, Joutsensaari J, Wehner B, Birmili W, Wiedensohler A, Cavalli F, Decesari S, Mircea M, Fuzzi S, Facchini MC, Laaksonen A, 2007, O¿Dowd CD, Wagner P, Nucleation and Atmospheric Aerosols. 17th International conference. ICNAA 2007, 240-244. A4 Artikkeli konferenssijulkaisussa

Road-side measurements of aerosol and ion number size distributions:a comparison with remote site measurements

Tiitta P, Miettinen P, Vaattovaara P, Laaksonen A, Joutsensaari J, Hirsikko A, Aalto P, Kulmala M, 2007, Boreal environment research, 12, 311-321. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Road-side measurements of air ions

Tiitta P, Miettinen P, Vaattovaara P, Laaksonen A, Joutsensaari J, Hirsikko A, Aalto P, Kulmala M, 2007, NOSA Aerosol Symposium. Conference proceedings, 102-103. A4 Artikkeli konferenssijulkaisussa

Secondary organic aerosol formation by ozonolysis of volatiles emitted from trees

Joutsensaari J, Yli-Pirilä P, Heijari J, Holopainen JK, Miettinen P, Raatikainen T, Rautiainen J, Worsnop DR, Laaksonen A, 2007, NOSA Aerosol Symposium. Conference proceedings, 38-39. A4 Artikkeli konferenssijulkaisussa

The effects of increasing atmospheric ozone on biogenic monoterpene profiles and the formation of secondary aerosols

Pinto DM, Tiiva P, Miettinen P, Joutsensaari J, Kokkola H, Nerg A-M, Laaksonen A, Holopainen JK, 2007, Atmospheric environment, 41, 4877-4887. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

The role of VOC oxidation products in continental new particle formation

Laaksonen A, Kulmala M, O'Dowd CD, Joutsensaari J, Vaattovaara P, Mikkonen S, Lehtinen KEJ, Sogacheva L, Dal Maso M, Aalto P, Petäjä T, Sogachev A, Yoon YJ, Lihavainen H, Nilsson D, Facchini MC, Cavalli F, Fuzzi S, Hoffmann T, Arnold F, Hanke M, Sellegri K, Umann B, Junkermann W, Coe H, Allan JD, Rami Alfarra M, Worsnop DR, Riekkola M-L, Hyötyläinen T, Viisanen Y, 2007, ATMOSPHERIC CHEMISTRY AND PHYSICS DISCUSSIONS, 7, 7819-7841. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

A new method for studying vapor adsorption on nanoparticles

Hiltunen LJ, Vaattovaara P, Joutsensaari J, Laaksonen A, 2006, Report series in aerosol science, 81A, 173-175. D1 Artikkeli ammattilehdessä

A novel method for measuring vapor adsorption on nanoparticles

Hiltunen LJ, Vaattovaara P, Joutsensaari J, Laaksonen A, 2006, Vehkamäki H, Bergman T, Julin J, Salonen M, Kulmala M, NOSA 2006 Aerosol symposium, combined with the X Finnish National Aerosol Symposium, 95-97. A4 Artikkeli konferenssijulkaisussa

An apparatus for studying vapor adsorption on nanoparticles

Hiltunen LJ, Vaattovaara P, Joutsensaari J, Laaksonen A, 2006, 7th International Aerosol Conference, 389-390. A4 Artikkeli konferenssijulkaisussa

Characterization of new particle formation events in highly polluted area

Hamed A, Joutsensaari J, Cavalli F, Facchini MC, Fuzzi S, Laaksonen A, 2006, 7th International Aerosol Conference, 591-592. A4 Artikkeli konferenssijulkaisussa

Correlation of nucleation events with environmental variables in highly polutted area, Po Valley, Italy

Hamed A, Joutsensaari J, Mikkonen S, Facchini CM, Laaksonen A, 2006, Vehkamäki H, Bergman T, Julin J, Salonen M, Kulmala M, NOSA 2006 Aerosol symposium, combined with the X Finnish National Aerosol Symposium, 86-89. A4 Artikkeli konferenssijulkaisussa

Determination of the characteristics of ultrafine particles from road-side measurements

Tiitta P, Miettinen P, Vaattovaara P, Joutsensaari J, Laaksonen A, Aalto P, Kulmala M, 2006, Report series in aerosol science, 81B, 609-611. D1 Artikkeli ammattilehdessä

Determination of the chemical characteristics of particles from road-side measurements

Tiitta P, Miettinen P, Vaattovaara P, Joutsensaari J, Laaksonen A, Aalto P, Kulmala M, 2006, 7th International Aerosol Conference, 1812-1813. A4 Artikkeli konferenssijulkaisussa

Estimation of flue gas and ambient air mixing rate with the help of IR-visualisation

Turrek T, Joutsensaari J, Jokiniemi J, 2006, 7th International Aerosol Conference, 438-439. A4 Artikkeli konferenssijulkaisussa

Evidence for marine secondary organic contribution to newly-formed nanometer-sized particles formation

Vaattovaara P, Huttunen PE, Yoon YJ, Joutsensaari J, Lehtinen KEJ, O'Dowd CD, Laaksonen A, 2006, Vehkamäki H, Bergman T, Julin J, Salonen M, Kulmala M, NOSA 2006 Aerosol symposium, combined with the X Finnish National Aerosol Symposium, 394-398. A4 Artikkeli konferenssijulkaisussa

Formation of secondary organic aerosols by ozonolysis of plant-released volatiles

Joutsensaari J, Loivamäki M, Vuorinen T, Miettinen P, Pinto DM, Tiiva P, Nerg A-M, Holopainen JK, Laaksonen A, 2006, Vehkamäki H, Bergman T, Julin J, Salonen M, Kulmala M, NOSA 2006 Aerosol symposium, combined with the X Finnish National Aerosol Symposium, 118-121. A4 Artikkeli konferenssijulkaisussa

Marine secondary organic contribution to ultrafine particles

Vaattovaara P, Huttunen PE, Yoon YJ, Joutsensaari J, Lehtinen KEJ, O'Dowd CD, Laaksonen A, 2006, Report series in aerosol science, 81 A, 631-633. D1 Artikkeli ammattilehdessä

Modelling the size distribution of 3-50 Nm particles with generalized models

Mikkonen S, Lehtinen KEJ, Hamed A, Joutsensaari J, Laaksonen A, 2006, Vehkamäki H, Bergman T, Julin J, Salonen M, Kulmala M, NOSA 2006 Aerosol symposium, combined with the X Finnish National Aerosol Symposium, 246-48. A4 Artikkeli konferenssijulkaisussa

Nucleation and growth of new particles in Po Valley, Italy

Hamed A, Joutsensaari J, Mikkonen S, Sogacheva L, Dal Maso M, Kulmala M, Cavalli F, Fuzzi S, Facchini MC, Decesari S, Mircea M, Lehtinen KEJ, Laaksonen A, 2006, ATMOSPHERIC CHEMISTRY AND PHYSICS DISCUSSIONS, 6, 9603-9653. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

On the hygroscopic growth of ammoniated sulfate particles of non-stoichiometric composition

Kokkola H, Joutsensaari J, Hyppönen N, Lehtinen KEJ, Laaksonen A, 2006, ATMOSPHERIC CHEMISTRY AND PHYSICS DISCUSSIONS, 6, 1-16. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Particle formation by ozonolysis of inducible plant volatiles

Miettinen P, Holopainen J, Joutsensaari J, Laaksonen A, 2006, Report series in aerosol science, 81B, 398-399. D1 Artikkeli ammattilehdessä

Road-side measurements of air ions

Tiitta P, Miettinen P, Vaattovaara P, Laaksonen A, Joutsensaari J, Hirsikko A, Aalto P, Kulmala M, 2006, Vehkamäki H, Bergman T, Julin J, Salonen M, Kulmala M, NOSA 2006 Aerosol Symposium, combined with the X Finnish National Aerosol Symposium, 380-381. A4 Artikkeli konferenssijulkaisussa

The composition of nucleation and Aitken modes particles during coastal nucleation events: evidence for marine secondary organic contribution

Vaattovaara P, Huttunen PE, Yoon YJ, Joutsensaari J, Lehtinen KEJ, O'Dowd CD, Laaksonen A, 2006, Atmospheric chemistry and physics, 6, 4601-4616. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Using discriminant analysis as a nucleation event classification method

Mikkonen S, Lehtinen KEJ, Hamed A, Joutsensaari J, Facchini MC, Laaksonen A, 2006, Atmospheric chemistry and physics, 6, 5549-5557. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

A method for detecting the presence of organic fraction in nucleation mode sized particles

Vaattovaara P, Räsänen M, Kühn T, Joutsensaari J, Laaksonen A, 2005, Atmospheric chemistry and physics, 5, 3277-3287. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Cloud condensation nucleus production from nucleation events at a highly polluted region

Laaksonen A, Hamed A, Joutsensaari J, Hiltunen L, Cavalli F, Junkermann W, Asmi A, Fuzzi S, Facchini MC, 2005, Geophysical research letters, 32, L06812. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Effects of SO2 oxidation on ambient aerosol growth in water and ethanol vapours

Petäjä T, Kerminen VM, Hämeri K, Vaattovaara P, Joutsensaari J, Junkermann W, Laaksonen A, Kulmala M, 2005, Atmospheric chemistry and physics, 5, 767-779. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Nanoparticle formation by ozonolysis of inducible plant volatiles

Joutsensaari J, Loivamäki M, Vuorinen T, Miettinen P, Nerg A-M, Holopainen JK, Laaksonen A, 2005, Atmospheric chemistry and physics, 5, 1489-1495. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Ion production rate in a boreal forest based on ion, particle and radiation measurements

Laakso L, Petäjä T, Lehtinen KEJ, Kulmala M, Paatero J, Hõrrak U, Tammet H, Joutsensaari J, 2004, Atmospheric chemistry and physics, 4, 1933-1943. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Overview of the field measurement campaign in Hyytiälä, August 2001 in the framework of the EU project OSOA

Boy M, Petäjä T, Dal Maso M, Rannik Ü, Rinne J, Aalto P, Laaksonen A, Vaattovaara P, Joutsensaari J, Hoffmann T, Warnke J, Apostolaki M, Stephanou EG, Tsapakis M, Kouvarakis A, Pio C, Carvalho A, Römpp A, Moortgat G, Spirig C, Guenther A, Greenberg J, 2004, Atmospheric chemistry and physics, 4, 657-678. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Time-resolved growth behavior of acid aerosols in ethanol vapor with a tandem-DMA technique

Joutsensaari J, Toivonen T, Vaattovaara P, Vesterinen M, Vepsäläinen J, Laaksonen A, 2004, Journal of aerosol science, 35, 851-867. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Detection of organic acid and ammonium bisulfate particles with an organic tandem differential mobility analyzer

Joutsensaari J, Toivonen T, Vesterinen M, Vaattovaara P, Vepsäläinen J, Laaksonen A, 2003, Abstracts of the European Aerosol Conference 2003, S1447-S1448. A4 Artikkeli konferenssijulkaisussa

Otdma study of ultrafine particle composition at mace head

Vaattovaara P, Joutsensaari J, Toivonen T, Laaksonen A, 2003, Abstracts of the European Aerosol Conference 2003, S621-S622. A4 Artikkeli konferenssijulkaisussa

Overview of the field measurement campaign in Hyytiälä, August 2001 in the framework of the EU project OSOA

Boy M, Petäjä T, Dal Maso M, Rannik Ü, Rinne J, Aalto P, Laaksonen A, Vaattovaara P, Joutsensaari J, Hoffmann T, Warnke J, Apostolaki M, Stephanou EG, Tsapakis M, Kouvarakis A, Pio C, Carvalho A, Römpp A, Moortgat G, Spirig C, Guenther A, Greenberg J, 2003, ATMOSPHERIC CHEMISTRY AND PHYSICS DISCUSSIONS, 3, 3769-3831. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Detection of organic acid particles with an organic tandem differential mobility analyzer

Joutsensaari J, Vaattovaara P, Toivonen T, Vesterinen M, Vepsäläinen J, Laaksonen A, 2002, Program Conference Proceedings NOSA Aerosol Symposium, 33-34. A4 Artikkeli konferenssijulkaisussa

Study of toluene oxidation products with and without ammonium sulfate seed aerosol using the organic tandem differential mobility analyzer (OTDMA)

Vaattovaara P, Joutsensaari J, Laaksonen A, 2002, Wang C-S, Sixth International Aerosol Conference 2002 IAC. Vol. 2, 849-850. A4 Artikkeli konferenssijulkaisussa

The composition of secondary organic aerosols: TDMA growth factor analysis using UNIFAC

Vaattovaara P, Joutsensaari J, Laaksonen A, 2002, Program Conference Proceedings NOSA Aerosol Symposium, 81-82. A4 Artikkeli konferenssijulkaisussa

A novel tandem differential mobility analyzer with organic vapor treatment of aerosol particles

Joutsensaari J, Vaattovaara P, Vesterinen M, Hämeri K, Laaksonen A, 2001, Atmospheric chemistry and physics, 1, 51-60. A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Construction of organic tandem differential mobility analyzer

Joutsensaari J, Vaattovaara P, Laaksonen A, 2001, Abstracts of the European Aerosol Conference 2001, EAC 2001 European Aerosol Conference 2001, S911-S912. A4 Artikkeli konferenssijulkaisussa

Determination of the organic content of atmospheric aerosols using a TDMA

Vaattovaara P, Joutsensaari J, Laaksonen A, 2001, Abstracts of the European Aerosol Conference 2001, EAC 2001 European Aerosol Conference 2001, S173-S174. A4 Artikkeli konferenssijulkaisussa

Organic tandem differential mobility analyzer

Joutsensaari J, Vaattovaara P, Laaksonen A, Väkevä M, Hämeri K, 2000, Abstracts of the European Aerosol Conference, 775-776. A4 Artikkeli konferenssijulkaisussa

Tarkenna hakuasi

Tutkimusryhmät

From Molecules to Droplets: The Fog and Aerosol Interaction Research Italy (FAIRARI) 2021/22 Campaign

High sensitivity of cloud formation to aerosol changes

The efficiency of EURO 6d car particulate filters is compromised by atmospheric aging: In vitro toxicity of gasoline car exhaust

Black carbon and particle lung-deposited surface area in residential wood combustion emissions: Effects of an electrostatic precipitator and photochemical aging

Effect of Long‐Range Transported Fire Aerosols on Cloud Condensation Nuclei Concentrations and Cloud Properties at High Latitudes

Aerosol–stratocumulus interactions: towards a better process understanding using closures between observations and large eddy simulations

Intercomparison of holographic imaging and single-particle forward light scattering in situ measurements of liquid clouds in changing atmospheric conditions

New particle formation event detection with Mask R-CNN

Methyl Salicylate and Sesquiterpene Emissions Are Indicative for Aphid Infestation on Scots Pine

Analysis of high-temperature oxidation of wood combustion particles using tandem-DMA technique

Combined effects of boundary layer dynamics and atmospheric chemistry on aerosol composition during new particle formation periods

Identification of new particle formation events with deep learning

Titanium dioxide (TiO2) fine particle capture and BVOC emissions of Betula pendula and Betula pubescens at different wind speeds

A rapid technique for monitoring volatile organic compound emissions from wood-plastic composites

Herbivory by an outbreaking moth increases emissions of biogenic volatiles and leads to enhanced secondary organic aerosol formation capacity

A Novel Porous Tube Reactor for Nanoparticle Synthesis with Simultaneous Gas-Phase Reaction and Dilution

Biotic stress accelerates formation of climate-relevant aerosols in boreal forests

Real-Time Chemical Composition Analysis of Particulate Emissions from Woodchip Combustion

Contrasting responses of silver birch VOC emissions to short- and long-term herbivory

Controlled oxidation of iron nanoparticles in chemical vapour synthesis

Effective densities and fractal dimensions of particles emitted from small-scale combustion of different wood fuels

Fine particle emissions in three different combustion conditions of a woodchip-fired appliance: Particulate physico-chemical properties and induced cell death

Increased hygroscopicity of Arizona Test Dust seeds by secondary organic aerosol coating from Increased hygroscopicity of Arizona Test Dust seeds by secondary organic alfa-pinene ozonolysis

Inhaled silica-coated TiO2 nanoparticles induced airway irritation, airflow limitation and inflammation in mice

Particle capture efficiency of different-aged needles of Norway spruce under moderate and severe drought

The role of low volatile organics on secondary organic aerosol formation

Acidic northern soils as sources of atmospheric nitrous acid (HONO)

Bounce characteristics of &#945 -pinene derived SOA particles with implications to physical phase

Effects of species-specific leaf characteristics and reduced water availability on fine particle capture efficiency of trees

Estimating the Viscosity Range of SOA Particles Based on Their Coalescence Time

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

Evolution of particle composition in CLOUD nucleation experiments

Gas-phase products and secondary organic aerosol formation from the ozonolysis and photooxidation of myrcene

Hygroscopicity of nucleated nanoparticles in CLOUD 7 experiments

In vitro evaluation of pulmonary deposition of airborne volcanic ash

Long-term measurements of cloud droplet concentrations and aerosol-cloud interactions in continental boundary layer clouds

Comparison of nanoparticle measurement instruments for occupational health applications

Soil drought increases atmospheric fine particle capture efficiency of Norway spruce

A statistical proxy for sulphuric acid concentration

Bounce behavior of freshly nucleated biogenic secondary organic aerosol particles

Characterization of New Particle Formation Events in Kuopio, Finland Based on a three-year analysis

Low-temperature aerosol flow reactor method for preparation of surface stabilized pharmaceutical nanocarriers

Mass yields of secondary organic aerosols from the oxidation of &#945 -pinene and real plant emissions

Meteorological and trace gas factors affecting the number concentration of atmospheric Aitken (Dp = 50 nm) particles in the continental boundary layer: parameterization using a multivariate mixed effects model

Nanosized TiO2 caused minor airflow limitation in the murine airways

On-Line Characterization of Morphology and Water Adsorption on Fumed Silica Nanoparticles

The role of relative humidity in continental new particle formation

Airway Exposure to Silica-Coated TiO2 Nanoparticles Induces Pulmonary Neutrophilia in Mice

An amorphous solid state of biogenic secondary organic aerosol particles

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

Roadside aerosol study using hygroscopic, organic and volatility TDMAs: Characterization and mixing state

A comparison of new particle formation events in the boundary layer at three different sites in Europe

Development of a highly controlled gasphase nanoparticle generator for inhalation exposure studies

Increased coagulation scavenging does not explain suppression of nucleation events at high relative humidities?

Measurements of humidified particle number size distributions in a Finnish boreal forest: derivation of hygroscopic particle growth factors

New particle formation from the oxidation of direct emissions of pine seedlings

Nucleation events in a polluted continental boundary layers as a source of CCN

Roadside aerosol study using hygroscopic, organic and volatility TDMAs

Roadside ufp study using hygroscopic, organic and volatility tdmas

SOA formation by ozonolysis of biogenic VOCs emitted from biotic stressed boreal trees

Statistical analysis of factors affecting to the number concentration of atmospheric aerosols in two polluted areas

The applicability of three different nucleation event day prediction methods at three measurement sites in Europe

The evolution of nucleation- and Aitken-mode particle compositions in a boreal forest environment during clean and pollution-affected new-particle formation events

The plant flow chamber simulation using a condensational growth model

A comparison of new particle formation events in Eastern Germany and in Northern Italy on a three-year analysis

Determination of the characteristics of ultrafine particles and air ions from road-side measurements

Finding factors affecting to the number concentration of atmospheric aerosol with advanced statistical methods

Formation of secondary organic aerosols by ozonolysis of plant-released volatiles

New particle formation events in Northern Italy based on a three-year analysis

Nucleation events in Italy, Germany and Finland: a comparative study

Overview of organic TDMA studies during period 2002-2007

The role of VOC oxidation products in continental new particle formation

A comparison of new particle formation at different sites in the European boundary layer

Controlled synthesis of nanoparticles for inhalation exposure studies

Effects of atmospheric ozone on biogenic volatile organic compounds: an atmospheric and ecological perspective

Multivariate mixed effects regression model in the analysis of number concentration of 50NM particles

Nucleation and growth of new particles in Po Valley, Italy