Annele Virtanen

Falk, John Korhonen, Kimmo Malmborg, Vilhelm B. Gren, Louise Eriksson, Axel C. Karjalainen, Panu; Markkula, Lassi; Bengtsson, Per-Erik; Virtanen, Annele; Svenningsson, Birgitta; Pagels, Joakim; Kristensen, Thomas B.. 2021. Immersion Freezing Ability of Freshly Emitted Soot with Various Physico-Chemical Characteristics Atmosphere 12 9: 1173. 2021

Petäjä, T; Tabakova, K; Manninen, A; Ezhova, E; O'Connor, E; Moisseev, D; Sinclair, VA; Backman, J; Levula, J; Luoma, K; Virkkula, A; Paramonov, M; Räty, M; Äijäla, M; Heikkinen, L; Ehn, M.; Sipilä, M; Yli-Juuti, T; Virtanen, A; Ritsche, M et al. 2021. Influence of biogenic emissions from boreal forests on aerosol-cloud interactions Nature geoscience 2022; 15 1: 42-47. 2021

Piedehierro, Ana A; Welti, Andre; Buchholz, Angela; Korhonen, Kimmo; Pullinen, Iida; Summanen, Ilkka; Virtanen, Annele; Laaksonen, Ari. 2021. Ice nucleation on surrogates of boreal forest SOA particles: effect of water content and oxidative age Atmospheric chemistry and physics 21 14: 11069-11078. 2021

Ruuskanen, Antti; Romakkaniemi, Sami; Kokkola, Harri; Arola, Antti; Mikkonen, Santtu; Portin, Harri; Virtanen, Annele; Lehtinen, Kari EJ; Komppula, Mika; Leskinen, Ari. 2021. Observations on aerosol optical properties and scavenging during cloud events Atmospheric chemistry and physics 21: 1683-1695. 2021

Yli-Juuti, Taina; Mielonen, Tero; Heikkinen, Liine; Arola, Antti; Ehn, Mikael; Isokääntä, Sini; Keskinen, Helmi-Marja; Kulmala, Markku; Laakso, Anton; Lipponen, Antti; Luoma, Krista; Mikkonen, Santtu; Nieminen, Tuomo; Paasonen, Pauli; Petäjä, Tuukka; Romakkaniemi, Sami; Tonttila, Juha; Kokkola, Harri; Virtanen, Annele. 2021. Significance of the organic aerosol driven climate feedback in the boreal area Nature communications 12: 5637. 2021

Ylisirniö, Arttu; Barreira, Luis M. F.; Pullinen, Iida; Buchholz, Angela; Jayne, John; Krechmer, Jordan E.; Worsnop, Douglas R.; Virtanen, Annele; Schobesberger, Siegfried. 2021. On the calibration of FIGAERO-ToF-CIMS: importance and impact of calibrant delivery for the particle-phase calibration Atmospheric measurement techniques 14 1: 355-367. 2021

Yu, H; Holopainen, JK; Kivimäenpää, M; Virtanen, A; Blande, JD. 2021. Potential of Climate Change and Herbivory to Affect the Release and Atmospheric Reactions of BVOCs from Boreal and Subarctic Forests Molecules 26 8: 2283. 2021

Li, Zijun; Buchholz, Angela; Ylisirniö, Arttu; Barreira, Luis; Hao, Liqing; Schobesberger, Siegfried; Yli-Juuti, Taina; Virtanen, Annele. 2021. Evolution of volatility and composition in sesquiterpene-mixed and α-pinene secondary organic aerosol particles during isothermal evaporation Atmospheric chemistry and physics 21 24: 18283-18302. 2021

Tikkanen, Olli-Pekka; Buchholz, Angela; Ylisirni, Arttu; Schobesberger, Siegfried; Virtanen, Annele; Yli-Juuti, Taina. 2020. Comparing secondary organic aerosol (SOA) volatility distributions derived from isothermal SOA particle evaporation data and FIGAERO-CIMS measurements Atmospheric chemistry and physics 20 17: 10441-10458. 2020

Ylisirniö, Arttu; Buchholz, Angela; Mohr, Claudia; Li, Zijun; Barreira, Luis; Lambe, Andrew; Faiola, Celia; Kari, Eetu; Yli-Juuti, Taina; Nizkorodov, Sergey A; Worsnop, Douglas R; Virtanen, Annele; Schobesberger, Siegfried. 2020. Composition and volatility of secondary organic aerosol (SOA) formed from oxidation of real tree emissions compared to simplified volatile organic compound (VOC) systems Atmospheric chemistry and physics 20 9: 5629-5644. 2020

Yan, C; Nie, W; Vogel, A L; Dada, L; Lehtipalo, K; Stolzenburg, D; Wagner, R; Rissanen, M P; Xiao, M; Ahonen, L; Fischer, L; Rose, C; Bianchi, F; Gordon, H; Simon, M; Heinritzi, M; Garmash, O; Roldin, P; Dias, A; Ye, P et al incl. [Buchholz, A; Pajunoja A; Virtanen, A; Väisänen, O; Ylisirniö, A]. 2020. Size-dependent influence of NOx on the growth rates of organic aerosol particles Science advances 6 22: eaay4945. 2020

Welti, André; Korhonen, Kimmo; Miettinen, Pasi; Piedehierro, Ana A; Viisanen, Yrjö; Virtanen, Annele; Laaksonen, Ari. 2020. SPIN modification for low-temperature experiments Atmospheric measurement techniques 13 12: 7059-7067. 2020

Väisänen, Olli; Hao, Liqing; Virtanen, Annele; Romakkaniemi, Sami. 2020. Trajectory-based analysis on the source areas and transportation pathways of atmospheric particulate matter over Eastern Finland Tellus series b: chemical and physical meteorology 72 1: 1799687. 2020

Hu, Weiwei; Campuzano-Jost, Pedro; Day, Douglas A; Nault, Benjamin A; Park, Taehyun; Lee, Taehyoung; Pajunoja, Aki; Virtanen, Annele; Croteau, Philip; Canagaratna, Manjula R; Jayne, John T; Worsnop, Douglas; Jimenez, Jose L. 2020. Ambient Quantification and Size Distributions for Organic Aerosol in Aerosol Mass Spectrometers with the New Capture Vaporizer ACS earth and space chemistry 4 5: 676-689. 2020

Mofikoya, Adedayo; Yli-Pirilä, Pasi; Kivimäenpää, Minna; Blande, James; Virtanen, Annele; Holopainen, Jarmo. 2020. Deposition of α-pinene oxidation products on plant surfaces affects plant VOC emission and herbivore feeding and oviposition Environmental pollution 263 Part B: 114437. 2020

Korhonen, Kimmo; Kristensen, Thomas Bjerring; Falk, John; Lindgren, Robert; Andersen, Christina; Carvalho, Ricardo Luis; Malmborg, Vilhelm; Eriksson, Axel; Boman, Christoffer; Pagels, Joakim; Svenningsson, Birgitta; Komppula, Mika; Lehtinen, Kari E J; Virtanen, Annele. 2020. Ice-nucleating ability of particulate emissions from solid-biomass-fired cookstoves: an experimental study Atmospheric chemistry and physics 20 8: 4951-4968. 2020

Isokääntä, Sini; Kari, Eetu; Buchholz, Angela; Hao, Liqing; Schobesberger, Siegfried; Virtanen, Annele; Mikkonen, Santtu. 2020. Comparison of dimension reduction techniques in the analysis of mass spectrometry data Atmospheric measurement techniques 13 6: 2995-3022. 2020

Heinritzi, Martin; Dada, Lubna; Simon, Mario; Stolzenburg, Dominik; Wagner, Andrea C; Fischer, Lukas; Ahonen, Lauri R; Amanatidis, Stavros; Baalbaki, Rima; Baccarini, Andrea; Bauer, Paulus S; Baumgartner, Bernhard; Bianchi, Federico; Brilke, Sophia; Chen, Dexian; Chiu, Randall; Dias, Antonio; Dommen, Josef; Duplissy, Jonathan; Finkenzeller, Henning et al (Incl. Nieminen, Tuomo; Schobesberger, Sieg. 2020. Molecular understanding of the suppression of new-particle formation by isoprene Atmospheric chemistry and physics 20 20: 11809-11821. 2020

Hao, Liqing; Kari, Eetu; Leskinen, Ari; Worsnop, Douglas R; Virtanen, Annele. 2020. Direct contribution of ammonia to [alpha]-pinene secondary organic aerosol formation Atmospheric chemistry and physics 20: 14393-14405. 2020

Buchholz, Angela Ylisirniö, Arttu Huang, Wei Mohr, Claudia Canagaratna, Manjula Worsnop, Douglas R. Schobesberger, Siegfried Virtanen, Annele. 2020. Deconvolution of FIGAERO-CIMS thermal desorption profiles using positive matrix factorisation to identify chemical and physical processes during particle evaporation Atmospheric chemistry and physics 20: 7693-7716. 2020

Kari, Eetu; Hao, Liqing; Ylisirniö, Arttu; Buchholz, Angela; Leskinen, Ari; Yli-Pirilä, Pasi; Nuutinen, llpo; Kuuspalo, Kari; Jokiniemi, Jorma; Faiola, Celia L; Schobesberger, Siegfried; Virtanen, Annele). 2019. Potential dual effect of anthropogenic emissions on the formation of biogenic secondary organic aerosol (BSOA) Atmospheric chemistry and physics 19 2: 15651-15671. 2019

Li, Zijun; Tikkanen, Olli-Pekka; Buchholz, Angela; Hao, Liqing; Kari, Eetu; Yli-Juuti, Taina; Virtanen, Annele. 2019. Effect of Decreased Temperature on the Evaporation of α-Pinene Secondary Organic Aerosol Particles ACS earth and space chemistry 3 12: 2775-2785. 2019

Roldin, P; Ehn, M; Kurtén, T; Olenius, T; Rissanen, MP; Sarnela, N; Elm, J; Rantala, P; Hao, L; Hyttinen, N; Heikkinen, L; Worsnop, DR; Pichelstorfer, L; Xavier, C; Clusius, P; Öström, E; Petäjä, T; Kulmala, M; Vehkamäki, H; Virtanen, A; et al.. 2019. The role of highly oxygenated organic molecules in the Boreal aerosol-cloud-climate system Nature communications 10 1: 4370. 2019

Kari, Eetu; Faiola, Celia L; Isokääntä, Sini; Miettinen, Pasi; Yli-Pirilä, Pasi; Buchholz, Angela; Kivimäenpää, Minna; Mikkonen, Santtu; Holopainen, Jarmo K; Virtanen, Annele. 2019. Time-resolved characterization of biotic stress emissions from Scots pines being fed upon by pine weevil by means of PTR-ToF-MS Boreal environment research 24: 25-49. 2019

Faiola, CL; Pullinen, I; Buchholz, A; Khalaj, F; Ylisirniö, A; Kari, E; Miettinen, P; Holopainen, JK; Kivimäenpää, M; Schobesberger, S; Yli-Juuti, T; Virtanen, A. 2019. Secondary Organic Aerosol Formation from Healthy and Aphid-Stressed Scots Pine Emissions ACS earth and space chemistry 3 9: 1756-1772. 2019

Buchholz, Angela; Lambe, Andrew T; Ylisirniö, Arttu; Li, Zijun; Tikkanen, Olli-Pekka; Faiola, Celia; Kari, Eetu; Hao, Liqing; Luoma, Olli; Huang, Wei; Mohr, Claudia; Worsnop, Douglas R; Nizkorodov, Sergey A; Yli-Juuti, Taina; Schobesberger, Siegfried; Virtanen, Annele. 2019. Insights into the O : C-dependent mechanisms controlling the evaporation of α-pinene secondary organic aerosol particles Atmospheric chemistry and physics 19 6: 4061-4073. 2019

Jiang, Jianhui; Aksoyoglu, Sebnem; El-Haddad, Imad; Ciarelli, Giancarlo; van der Gon, Hugo AC Denier; Canonaco, Francesco; Gilardoni, Stefania; Paglione, Marco; Cruz Minguillon, Maria; Favez, Olivier; Zhang, Yunjiang; Marchand, Nicolas; Hao, Liqing; Virtanen, Annele; Florou, Kalliopi; O'Dowd, Colin; Ovadnevaite, Jurgita; Baltensperger, Urs; Prevot, Andre SH. 2019. Sources of organic aerosols in Europe: a modeling study using CAMx with modified volatility basis set scheme Atmospheric chemistry and physics 19 24: 15247-15270. 2019

Kari, Eetu; Miettinen, Pasi; Yli-Pirilä, Pasi; Virtanen, Annele; Faiola, Celia L. 2018. PTR-ToF-MS product ion distributions and humidity-dependence of biogenic volatile organic compounds. International Journal of Mass Spectrometry 430: 87-97. 2018

Tikkanen, Olli-Pekka; Väisänen, Olli; Hao, Liqing; Holopainen, Eemeli; Wang, Hao; Lehtinen, Kari E J; Virtanen, Annele; Yli-Juuti, Taina. 2018. Hygroscopicity of dimethylaminium-, sulfate-, and ammonium-containing nanoparticles AEROSOL SCIENCE AND TECHNOLOGY 52 9: 971-983. 2018

Nieminen, Tuomo; Kerminen, Veli-Matti; Petäjä, Tuukka; Aalto, Pasi P; Arshinov, Mikhail; Asmi, Eija; Baltensperger, Urs; Beddows, David C S; Beukes, Johan Paul; Collins, Don; Ding, Aijun; Harrison, Roy M; Henzing, Bas; Hooda, Rakesh; Hu, Min; Horrak, Urmas; Kivekäs, Niku; Komsaare, Kaupo; Krejci, Radovan; Kristensson, Adam; et al. [Incl. Laaksonen, Ari; Virtanen Annele]. 2018. Global analysis of continental boundary layer new particle formation based on long-term measurements ATMOSPHERIC CHEMISTRY AND PHYSICS 18 19: 14737-14756. 2018

Lehtipalo, K; Yan, C; Dada, L; Bianchi, F; Xiao, M; Wagner, R; Stolzenburg, D; Ahonen, LR; Amorim, A; Baccarini, A; Bauer, PS; Baumgartner, B; Bergen, A; Bernhammer, A; Breitenlechner, M; Brilke, S; Buchholz, A; Mazon, SB; Chen, D; Chen, X; et al [Incl Nieminen, T; Virtanen, A; Väisänen, O; Ylisirniö, A]. 2018. Multicomponent new particle formation from sulfuric acid, ammonia, and biogenic vapors Science advances 4 12: eaau5363. 2018

Lee, Ben H; Lopez-Hilfiker, Felipe D; D'Ambro, Emma L; Zhou, Putian; Boy, Michael; Petäjä, Tuukka; Hao, Liqing; Virtanen, Annele; Thornton, Joel A. 2018. Semi-volatile and highly oxygenated gaseous and particulate organic compounds observed above a boreal forest canopy ATMOSPHERIC CHEMISTRY AND PHYSICS 18 15: 11547-11562. 2018

Huang, Wei; Saathoff, Harald; Pajunoja, Aki; Shen, Xiaoli; Naumann, Karl-Heinz; Wagner, Robert; Virtanen, Annele; Leisner, Thomas; Mohr, Claudia. 2018. [alpha]-Pinene secondary organic aerosol at low temperature: chemical composition and implications for particle viscosity. ATMOSPHERIC CHEMISTRY AND PHYSICS 18 4: 2883-2898. 2018

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. Combined effects of boundary layer dynamics and atmospheric chemistry on aerosol composition during new particle formation periods ATMOSPHERIC CHEMISTRY AND PHYSICS 18 23: 17705-17716. 2018

Frey, Wiebke; Hu, Dawei; Dorsey, James; Alfarra, M Rami; Pajunoja, Aki; Virtanen, Annele; Connolly, Paul; McFiggans, Gordon. 2018. The efficiency of secondary organic aerosol particles acting as ice-nucleating particles under mixed-phase cloud conditions ATMOSPHERIC CHEMISTRY AND PHYSICS 18 13: 9393-9409. 2018

Faiola, CL; Buchholz, A; Kari, E; Yli-Pirilä, P; Holopainen, JK; Kivimäenpää, M; Miettinen, P; Worsnop, DR; Lehtinen, KEJ; Guenther, AB; Virtanen, A. 2018. Terpene Composition Complexity Controls Secondary Organic Aerosol Yields from Scots Pine Volatile Emissions Scientific reports 8: 3053. 2018

Dall'Osto, M; Beddows, DCS; Asmi, A; Poulain, L; Hao, L; Freney, E; Allan, JD; Canagaratna, M; Crippa, M; Bianchi, F; de Leeuw, G; Eriksson, A; Swietlicki, E; Hansson, HC; Henzing, JS; Granier, C; Zemankova, K; Laj, P; Onasch, T; Prevot, A; et al.. 2018. Novel insights on new particle formation derived from a pan-european observing system. Scientific Reports 8 1: 1482. 2018

Dalirian, Maryam; Ylisirniä, Arttu; Buchholz, Angela; Schlesinger, Daniel; Ström, Johan; Virtanen, Annele; Riipinen, Ilona. 2018. Cloud droplet activation of black carbon particles coated with organic compounds of varying solubility ATMOSPHERIC CHEMISTRY AND PHYSICS 18 16: 12477-12489. 2018

Wagner R, Höhler K, Huang W, Kiselev A, Möhler O, Mohr C, Pajunoja A, Saathoff H, Schiebel T, Shen X, Virtanen A. 2017. Heterogeneous ice nucleation of alfa-pinene SOA particles before and after ice cloud processing. Journal of Geophysical Research: Atmospheres 122 9: 4924-4943. 2017

Zieger P, Väisänen O, Corbin JC, Partridge DG, Bastelberger S, Mousavi-Fard M, Rosati B, Gysel M, Krieger UK, Leck C, Nenes A, Riipinen I, Virtanen A, Salter ME. 2017. Revising the hygroscopicity of inorganic sea salt particles. Nature Communications 8: 15883. 2017

Yli-Juuti T, Pajunoja A, Tikkanen O-P, Buchholz A, Faiola C, Väisänen O, Hao L, Kari E, Peräkylä O, Garmash O, Shiraiwa M, Ehn M, Lehtinen K, Virtanen A. 2017. Factors controlling the evaporation of secondary organic aerosol from alfa-pinene ozonolysis. GEOPHYSICAL RESEARCH LETTERS 44 5: 2562-2570. 2017

Hong Juan, Äijälä Mikko, Häme Silja AK, Hao Liqing, Duplissy Jonathan, Heikkinen Liine M, Nie Wei, Mikkilä Jyri, Kulmala Markku, Prisle Nønne L, Virtanen Annele, Ehn Mikael, Paasonen Pauli, Worsnop Douglas R, Riipinen Ilona, Petäjä Tuukka, Kerminen Veli-Matti. 2017. Estimates of the organic aerosol volatility in a boreal forest using two independent methods. ATMOSPHERIC CHEMISTRY AND PHYSICS 17 6: 4387-4399. 2017

Reed Harris Allison E, Pajunoja Aki, Cazaunau Mathieu, Gratien Aline, Pangui Edouard, Monod Anne, Griffith Elizabeth C, Virtanen Annele, Doussin Jean-Francois, Vaida Veronica. 2017. Multiphase Photochemistry of Pyruvic Acid under Atmospheric Conditions. JOURNAL OF PHYSICAL CHEMISTRY. A 121 18: 3327-3339. 2017

Rastak N, Pajunoja A, Acosta Navarro JC, Ma J, Song M, Partridge DG, Kirkevåg A, Leong Y, Hu WW, Taylor NF, Lambe A, Cerully K, Bougiatioti A, Liu P, Krejci R, Petäjä T, Percival C, Davidovits P, Worsnop DR, Ekman AML et al.. 2017. Microphysical explanation of the RH-dependent water affinity of biogenic organic aerosol and its importance for climate. GEOPHYSICAL RESEARCH LETTERS 44 10: 5167-5177. 2017

Nie Wei, Hong Juan, Häme Silja A K, Aijun Ding, Li Yugen, Yan Chao, Hao Liqing, Mikkilä Jyri, Zheng Longfei, Xie Yuning, Zhu Caijun, Xu Zheng, Chi Xuguang, Huang Xin, Zhou Yang, Lin Peng, Virtanen Annele, Worsnop Douglas R, Kulmala Markku, Ehn Mikael et al.. 2017. Volatility of mixed atmospheric humic-like substances and ammonium sulfate particles. ATMOSPHERIC CHEMISTRY AND PHYSICS 17 5: 3659-3672. 2017

Kortelainen A, Hao L, Tiitta P, Jaatinen A, Miettinen P, Kulmala M, Smith JN, Laaksonen A, Worsnop DR, Virtanen A. 2017. Sources of particulate organic nitrates in the boreal forest in Finland. BOREAL ENVIRONMENT RESEARCH 22: 13-26. 2017

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. Herbivory by an outbreaking moth increases emissions of biogenic volatiles and leads to enhanced secondary organic aerosol formation capacity. ENVIRONMENTAL SCIENCE & TECHNOLOGY 50 21: 11501-11510. 2016

Petäjä Tuukka, O'Connor Ewan J, Moisseev Dmitri, Sinclair Victoria A, Manninen Antti J, Väänänen Riikka, von Lerber Annakaisa, Thornton Joel A, Nicoll Keri, Petersen Walt, Chandrasekar V, Smith James N, Winkler Paul M, Krüger Olaf, Hakola Hannele, Timonen Hilkka, Brus David, Laurila Tuomas, Asmi Eija, Riekkola Marja-Liisa et al. 2016. BAECC: A field campaign to elucidate the impact of Biogenic Aerosols on Clouds and Climate. Bulletin of the american meteorological society 97 10: 1909-1928. 2016

Väisänen Olli, Ruuskanen Antti, Ylisirniö Arttu, Miettinen Pasi, Portin Harri, Hao Liqing, Leskinen Ari, Komppula Mika, Romakkaniemi Sami, Lehtinen Kari EJ, Virtanen Annele. 2016. In-cloud measurements highlight the role of aerosol hygroscopicity in cloud droplet formation. ATMOSPHERIC CHEMISTRY AND PHYSICS 16: 10385-10398. 2016

Tröstl Jasmin, Chuang Wayne K, Gordon Hamish, Heinritzi Martin, Yan Chao, Molteni Ugo, Ahlm Lars, Frege Carla, Bianchi Federico, Wagner Robert, Simon Mario, Lehtipalo Katrianne, Williamson Christina, Craven Jill S, Duplissy Jonathan, Adamov Alexey, Almeida Joao, Bernhammer Anne-Kathrin, Breitenlechner Martin, Brilke Sophia et al.. 2016. The role of low-volatility organic compounds in initial particle growth in the atmosphere. Nature 533 7604: 527-531. 2016

Tiitta Petri, Leskinen Ari, Hao Liqing, Yli-Pirilä Pasi, Kortelainen Miika, Grigonyte Julija, Tissari Jarkko, Lamberg Heikki, Hartikainen Anni, Kuuspalo Kari, Kortelainen Aki-Matti, Virtanen Annele, Lehtinen Kari EJ, Komppula Mika, Pieber Simone, Prévôt André SH, Onasch Timothy B, Worsnop Douglas R, Czech Hendryk, Zimmermann Ralf et al. 2016. Transformation of logwood combustion emissions in a smog chamber: formation of secondary organic aerosol and changes in the primary organic aerosol upon daytime and nighttime aging ATMOSPHERIC CHEMISTRY AND PHYSICS 16: 13251-13269. 2016

Rosati Bernadette, Herrmann Erik, Bucci Silvia, Fierli Federico, Cairo Francesco, Gysel Martin, Tillmann Ralf, Größ Johannes, Gobbi Gian Paolo, Di Liberto Luca, Di Donfrancesco Guido, Wiedensohler Alfred, Weingartner Ernest, Virtanen Annele, Mentel Thomas F., Baltensperger Urs. 2016. Studying the vertical aerosol extinction coefficient by comparing in situ airborne data and elastic backscatter lidar. ATMOSPHERIC CHEMISTRY AND PHYSICS 16: 4539-4554. 2016

Rosati Bernadette, Gysel Martin, Rubach Florian, Mentel Thomas F, Goger Brigitta, Poulain Laurent, Patrick Schlag, Miettinen Pasi, Pajunoja Aki, Virtanen Annele, Baltink Henk Klein, Henzing JS Bas, Größ Johannes, Gobbi Gian Paolo, Wiedensohler Alfred, Kiendler-Scharr Astrid, Decesari Stefano, Facchini Maria Cristina, Weingartner Ernest, Urs Baltensperger. 2016. Vertical profiling of aerosol hygroscopic properties in the planetary boundary layer during the PEGASOS campaigns. ATMOSPHERIC CHEMISTRY AND PHYSICS 16: 7295-7315. 2016

Gordon Hamish, Sengupta Kamalika, Rap Alexandru, Duplissy Jonathan, Frege Carla, Williamson Christina, Heinritzi Martin, Simon Mario, Yan Chao, Almeida João, Tröstl Jasmin, Nieminen Tuomo, Ortega Ismael K, Wagner Robert, Dunne Eimear M, Adamov Alexey, Amorim Antonio, Bernhammer Anne-Kathrin, Bianchi Federico, Breitenlechner Martin et al. 2016. Reduced anthropogenic aerosol radiative forcing caused by biogenic new particle formation. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA 113 43: 12053-12058. 2016

Pajunoja Aki, Hu Weiwei, Leong Yu J, Taylor Nathan F, Miettinen Pasi, Palm Brett B, Mikkonen Santtu, Collins Don R, Jimenez Jose L, Virtanen Annele. 2016. Phase state of ambient aerosol linked with water uptake and chemical aging in the southeastern US. ATMOSPHERIC CHEMISTRY AND PHYSICS 16 17: 11163-11176. 2016

Kirkby Jasper, Duplissy Jonathan, Sengupta Kamalika, Frege Carla, Gordon Hamish, Williamson Christina, Heinritzi Martin, Simon Mario, Yan Chao, Almeida Joäo, Tröstl Jasmin, Nieminen Tuomo, Ortega Ismael K, Wagner Robert, Adamov Alexey, Amorim Antonio, Bernhammer Anne-Kathrin, Bianchi Federico, Breitenlechner Martin, Brilke Sophia et al. 2016. Ion-induced nucleation of pure biogenic particles. NATURE (LONDON) 533 7604: 521-526. 2016

Kim J, Ahlm L , Yli-Juuti T, Lawler M, Keskinen H, Tröestl J, Schobesberger S, Duplissy J, Amorim A, Bianchi F, Donahue NM, Flagan RC, Hakala J, Heinritzi M, Jokinen T, Kuerten A, Laaksonen A, Lehtipalo K, Miettinen P, Petäjä T et al. 2016. Hygroscopicity of nanoparticles produced from homogeneous nucleation in the CLOUD experiments. ATMOSPHERIC CHEMISTRY AND PHYSICS 16: 293-304. 2016

Kari Eetu, Hao Liqing, Yli-Pirilä Pasi, Leskinen Ari, Kortelainen Miika, Grigonyte Julija, Worsnop Douglas R, Jokiniemi Jorma, Sippula Olli, Faiola Celia I, Virtanen Annele. 2016. Effect of Pellet Boiler Exhaust on Secondary Organic Aerosol Formation from alpha-Pinene. Environmental Science and Technology 2017; 51 3: 1423-1432. 2016

Järvinen Emma, Ignatius Karoliina, Nichman Leonid, Kristensen Thomas B, Fuchs Claudia, R Hoyle Christopher, Höppel Niko, Corbin Joel C., Craven Jill, Duplissy Jonathan, Ehrhart Sebastian, El Haddad Imad, Frege Carla, Gordon Hamish, Jokinen Tuija, Kallinger Peter, Kirkby Jasper, Kiselev Alexei, Naumann Karl-Heinz, Petäjä Tuukka et al. (incl. Virtanen Annele). 2016. Observation of viscosity transition in [alpha]-pinene secondary organic aerosol. ATMOSPHERIC CHEMISTRY AND PHYSICS 16: 4423-4438. 2016

Ignatius K, Kristensen TB, Järvinen E, Nichman L, Fuchs C, Gordon H, Herenz P, Hoyle CR, Duplissy J, Garimella S, Dias A, Frege C, Hoeppel N, Troestl J, Wagner R, Yan C, Amorim A, Baltensperger U, Curtius J, Donahue NM et al. 2016. Heterogeneous ice nucleation of viscous secondary organic aerosol produced from ozonolysis of (alpha)-pinene. ATMOSPHERIC CHEMISTRY AND PHYSICS 16: 6495-6509. 2016

Ahlm L, Yli-Juuti T, Schobesberger S, Praplan AP, Kim J, Tikkanen O-P, Lawler MJ, Smith JN, Tröstl J, Acosta Navarro JC, Baltensperger U, Bianchi F, Donahue NM, Duplissy J, Franchin A, Jokinen T, Keskinen H, Kirkby J, Kürten A, Laaksonen A et al. 2016. Modeling the thermodynamics and kinetics of sulfuric acid-dimethylamine-water nanoparticle growth in the CLOUD chamber. AEROSOL SCIENCE AND TECHNOLOGY 50 10: 1017-1032. 2016

Lehtipalo Katrianne, Rondo Linda, Kontkanen Jenni, Schobesberger Siegfried, Jokinen Tuija, Sarnela Nina, Kürten Andreas, Ehrhart Sebastian, Franchin Alessandro, Nieminen Tuomo, Riccobono Francesco, Sipilä Mikko, Yli-Juuti Taina, Duplissy Jonathan, Adamov Alexey, Ahlm Lars, Almeida Joäo, Amorim Antonio, Bianchi Federico, Breitenlechner Martin et al. 2016. The effect of acid-base clustering and ions on the growth of atmospheric nano-particles. Nature Communications 7: 11594. 2016

Leskinen A, Yli-Pirilä P, Kuuspalo K, Sippula O, Jalava P, Hirvonen M-R, Jokiniemi J, Virtanen A, Komppula M, Lehtinen KEJ. 2015. Characterization and testing of a new environmental chamber. Atmospheric Measurement Techniques 8: 2267-2278. 2015

Saukko Erkka, Zorn Soeren, Kuwata Mikinori, Keskinen Jorma, Virtanen Annele. 2015. Phase State and Deliquescence Hysteresis of Ammonium-Sulfate-Seeded Secondary Organic Aerosol. AEROSOL SCIENCE AND TECHNOLOGY 49 7: 531-537. 2015

Pajunoja Aki, Lambe Andrew T, Hakala Jani, Rastak Narges, Cummings Molly J, Brogan James F, Hao Liqing, Paramonov Mikhail, Hong Juan, Prisle Nonne L, Malila Jussi, Romakkaniemi Sami, Lehtinen Kari EJ, Laaksonen Ari, Kulmala Markku, Massoli Paola, Onasch Timothy B, Donahue Neil M, Riipinen Ilona, Davidovits Paul et al. 2015. Adsorptive uptake of water by semisolid secondary organic aerosols. GEOPHYSICAL RESEARCH LETTERS 42 8: 3063-3068. 2015

Hong J, Kim J, Nieminen T, Duplissy J, Ehn M, Äijälä M, Hao LQ, Nie W, Sarnela N, Prisle NL, Kulmala M, Virtanen A, Petäjä T, Kerminen V-M. 2015. Relating the hygroscopic properties of submicron aerosol to both gas- and particle-phase chemical composition in a boreal forest environment. ATMOSPHERIC CHEMISTRY AND PHYSICS 15 20: 11999-12009. 2015

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. Real-Time Chemical Composition Analysis of Particulate Emissions from Woodchip Combustion. ENERGY & FUELS 29 2: 1143-1150. 2015

Hansen AMK, Hong J, Raatikainen T, Kristensen K, Ylisirniö A, Virtanen A, Petäjä T, Glasius M, Prisle NL. 2015. Hygroscopic properties and cloud condensation nuclei activation of limonene-derived organosulfates and their mixtures with ammonium sulfate. ATMOSPHERIC CHEMISTRY AND PHYSICS 15: 14070-14089. 2015

Dalirian M, Keskinen H, Ahlm L, Ylisirniö A, Romakkaniemi S, Laaksonen A, Virtanen A, Riipinen I. 2015. CCN activation of fumed silica aerosols mixed with soluble pollutants. ATMOSPHERIC CHEMISTRY AND PHYSICS 15 7: 3815-3829. 2015

Stocker Markus, Baranizadeh Elham, Portin Harri, Komppula Mika, Rönkkö Mauno, Hamed Amar, Virtanen Annele, Lehtinen Kari, Laaksonen Ari, Kolehmainen Mikko. 2014. Representing situational knowledge acquired from sensor data for atmospheric phenomena. ENVIRONMENTAL MODELLING & SOFTWARE 58: 27-47. 2014

Lähde Tero, Virtanen Annele, Happonen Matti, Söderström Christer, Kytö Matti, Keskinen Jorma. 2014. Heavy-duty, off-road diesel engine low-load particle number emissions and particle control. JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION 64: 1186-1194. 2014

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. Effective densities and fractal dimensions of particles emitted from small-scale combustion of different wood fuels. Environmental Science and Technology 48 22: 13298-13306. 2014

Leskinen A, Yli-Pirilä P, Kuuspalo K, Sippula O, Jalava P, Hirvonen M-R, Jokiniemi J, Virtanen A, Komppula M, Lehtinen KEJ. 2014. Characterization and testing of a new environmental chamber designed for emission aging studies. Atmospheric Measurement Techniques Discussion 7 6: 5921-5951. 2014

Kulmala Markku, Lappalainen Hanna K, Bäck Jaana, Laaksonen Ari, Nikinmaa E, Riekkola M-L, Vesala Timo, Viisanen Yrjö, Aalto T, Boy M, Dal Maso Miikka, Ehn Mikael, Hakola Hannele, Hari P, Hartonen K, Hämeri Kaarle, Hölttä T, Junninen Heikki, Järvi Leena, Kurten Theo, et al.. 2014. Finnish Centre of Excellence in Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change: summary and outlook. BOREAL ENVIRONMENT RESEARCH 19 suppl. B: 2-19. 2014

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. The role of low volatile organics on secondary organic aerosol formation. ATMOSPHERIC CHEMISTRY AND PHYSICS 14: 1689-1700. 2014

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. 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. BOREAL ENVIRONMENT RESEARCH 19 suppl. B: 182-190. 2014

Jaatinen Antti, Romakkaniemi Sami, Anttila Tatu, Hyvärinen Antti-Pekka, Hao Liqing, Kortelainen Aki, Miettinen Pasi, Mikkonen Santtu, Smith James N, Virtanen Annele, Laaksonen Ari. 2014. The third Pallas Cloud Experiment: Consistency between the aerosol hygroscopic growth and CCN activity. BOREAL ENVIRONMENT RESEARCH 19 suppl. B: 368-382. 2014

Hao Liqing, Kortelainen Aki, Romakkaniemi Sami, Portin Harri, Jaatinen Antti, Leskinen Ari, Komppula Mika, Miettinen Pasi, Sueper Donna, Pajunoja Aki, Smith James N, Lehtinen Kari E J, Worsnop Douglas R, Laaksonen Ari, Virtanen Annele. 2014. Atmospheric submicron aerosol composition and particulate organic nitrate formation in a boreal forestland-urban mixed region. ATMOSPHERIC CHEMISTRY AND PHYSICS 14: 13483-13495. 2014

Bianchi Federico, Praplan Arnaud P, Sarnela Nina, Dommen Josef, Kürten Andreas, Ortega Ismael K, Schobesberger Siegfried, Junninen Heikki, Simon Mario, Tröstl Jasmin, Jokinen Tuija, Sipilä Mikko, Adamov Alexey, Amorim Antonio, Almeida Joao, Breitenlechner Martin, Duplissy Jonathan, Ehrhart Sebastian, Flagan Richard C, et al.. 2014. Insight into Acid-Base Nucleation Experiments by Comparison of the Chemical Composition of Positive, Negative, and Neutral Clusters. ENVIRONMENTAL SCIENCE & TECHNOLOGY 48 23: 13675-13684. 2014

Baranizadeh Elham, Arola Antti, Hamed Amar, Nieminen Tuomo, Mikkonen Santtu, Virtanen Annele, Kulmala Markku, Lehtinen Kari, Laaksonen Ari. 2014. The effect of cloudiness on new-particle formation: investigation of radiation levels. BOREAL ENVIRONMENT RESEARCH 19 suppl. B: 343-354. 2014

Stocker Markus, Baranizadeh Elham, Hamed Amar, Rönkkö Mauno, Virtanen Annele, Laaksonen Ari, Portin Harri, Komppula Mika, Kolehmainen Mikko. 2013. Acquisition and Representation of Knowledge for Atmospheric New Particle Formation: Hřebíček Jiří, Schimak Gerald, Kubásek Miroslav, Rizzoli Andrea E., Environmental Software Systems. Fostering Information Sharing. IFIP Advances in Information and Communication Technology 413. 98-108. 2013

Pajunoja Aki, Malila Jussi, Hao Liqing, Joutsensaari Jorma, Lehtinen Kari E J, Virtanen Annele. 2013. Estimating the Viscosity Range of SOA Particles Based on Their Coalescence Time. AEROSOL SCIENCE AND TECHNOLOGY 48: i-iv. 2013

L. Q. Hao, S. Romakkaniemi, A. Kortelainen, A. Jaatinen, H. Portin, P. Miettinen, M. Komppula, A. Leskinen, A. Virtanen, J.N. Smith, D. Sueper,D.R. Worsnop, K.E.J. Lehtinen and A. Laaksonen. 2013. Aerosol Chemical Composition in Cloud Events by High Resolution Time-of-Flight Aerosol Mass Spectrometry. ENVIRONMENTAL SCIENCE & TECHNOLOGY 47: 2645-2653. 2013

Kirkby, Jasper and CLOUD Collaboration. 2013. Atmospheric nucleation and growth in the CLOUD experiment at CERN: DeMott Paul J and O'Dowd Colin D, NUCLEATION AND ATMOSPHERIC AEROSOLS: 19th International Conference.American Institute of Physics. AIP conference proceedings 1527. 278-286. 2013

Kim Jae-Seok, Keskinen Helmi, Vaattovaara Petri, Miettinen Pasi, Joutsensaari Jorma, Virtanen Annele. 2013. Hygroscopicity of nucleated nanoparticles in CLOUD 7 experiments: DeMott, Paul J and O'Dowd, Colin D, NUCLEATION AND ATMOSPHERIC AEROSOLS: 19th International Conference.American Institute of Physics. AIP conference proceedings 1527. 306-309. 2013

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. Evolution of nanoparticle composition in CLOUD in presence of sulphuric acid, ammonia and organics: DeMott, Paul J and O'Dowd, Colin D, NUCLEATION AND ATMOSPHERIC AEROSOLS: 19th International Conference.American Institute of Physics. AIP conference proceedings 1527. 291-294. 2013

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. Evolution of particle composition in CLOUD nucleation experiments. ATMOSPHERIC CHEMISTRY AND PHYSICS 13: 5587-5600. 2013

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. Bounce characteristics of α-pinene derived SOA particles with implications to physical phase. BOREAL ENVIRONMENT RESEARCH 18: 329-340. 2013

Almeida João, Schobesberger Siegfried, Kürten Andreas, Ortega Ismael K, Kupiainen-Määttä Oona, PraplanArnaud P, Adamov Alexey, Amorim Antonio, Bianchi Federico, Breitenlechner Martin, David André, Dommen Josef, Donahue Neil M, Downard Andrew, Dunne Eimear, Duplissy Jonathan, Ehrhart Sebastian, Flagan Richard C, Franchin Alessandro, Guida Roberto, et. al.. 2013. Molecular understanding of sulphuric acid-amine particle nucleation in the atmosphere. NATURE (LONDON) 502: 359-363. 2013

Happonen Matti, Heikkilä Juha, Aakko-Saksa Päivi, Murtonen Timo, Lehto Kalle, Rostedt Antti, Sarjovaara Teemu, Larmi Martti, Keskinen Jorma, Virtanen Annele. 2012. Diesel exhaust emissions and particle hygroscopicity with HVO fuel-oxygenate blend. FUEL 103: 380-386. 2012

Happonen Matti, Heikkilä Juha, Murtonen Timo, Lehto Kalle, Sarjovaara Teemu, Larmi Martti, Keskinen Jorma, Virtanen Annele. 2012. Reductions in Particulate and NOx Emissions by Diesel Engine Parameter Adjustments with HVO Fuel ENVIRONMENTAL SCIENCE & TECHNOLOGY 46: 6198-6204. 2012

Heikkilä Juha, Happonen Matti, Murtonen Timo, Lehto Kalle, Sarjovaara Teemu, Larmi Martti, Keskinen Jorma, Virtanen Annele. 2012. Study of Miller timing on exhaust emissions of a hydrotreated vegetable oil (HVO)-fueled diesel engine. JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION 62 11: 1305-1312. 2012

Kuuluvainen Heino, Arffmann Anssi, Saukko Erkka, Virtanen Annele, Keskinen Jorma. 2012. A new method for characterizing the bounce and charge transfer properties of nanoparticles. JOURNAL OF AEROSOL SCIENCE 55: 104-105. 2012

Saukko E, Kuuluvainen H, Virtanen A. 2012. A method to resolve the phase state of aerosol particles. Atmospheric Measurement Techniques 5 1: 259-265. 2012

Saukko Erkka, Lambe A T, Massoli P, Koop T, Wright J P, Croasdale D R, Pedernera D A, Onasch T B, Laaksonen Ari, Davidovits P, Worsnop Douglas R, Virtanen Annele. 2012. Humidity-dependent phase state of SOA particles from biogenic and anthropogenic precursors ATMOSPHERIC CHEMISTRY AND PHYSICS 12: 7517-7529. 2012

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