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Publications 1997 2018

2018

Direct effect of aerosols on solar radiation and gross primary production in boreal and hemiboreal forests

Ezhova, E., Ylivinkka, I., Kuusk, J., Komsaare, K., Vana, M., Krasnova, A., Noe, S., Arshinov, M., Belan, B., Park, S-B., Lavric, J. V., Heimann, M., Petäjä, T., Vesala, T., Mammarella, I., Kolari, P., Bäck, J., Rannik, U., Kerminen, V-M. & Kulmala, M., 17 Dec 2018, In : Atmospheric Chemistry and Physics. 18, 24, p. 17863-17881 19 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Uncertainty of eddy covariance flux measurements over an urban area based on two towers

Järvi, L., Rannik, Ü., Kokkonen, T., Kurppa, M., Karppinen, A., Kouznetsov, R. D., Rantala, P., Vesala, T. & Wood, C. R., 2 Oct 2018, In : Atmospheric Measurement Techniques. 11, 10, p. 5421-5438 18 p.

Research output: Contribution to journalArticleScientificpeer-review

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2017

Boreal forest BVOC exchange: emissions versus in-canopy sinks

Zhou, P., Ganzeveld, L., Taipale, D., Rannik, U., Rantala, P., Rissanen, M. P., Chen, D. & Boy, M., 4 Dec 2017, In : Atmospheric Chemistry and Physics. 17, 23, p. 14309-14332 24 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Effects of precipitation and temperature on the growth variation of Scots pine-A case study at two extreme sites in Finland

Nöjd, P., Korpela, M., Hari, P., Rannik, U., Sulkava, M., Hollmen, J. & Mäkinen, H., Dec 2017, In : Dendrochronologia. 46, p. 35-45 11 p.

Research output: Contribution to journalArticleScientificpeer-review

Numerical framework for the computation of urban flux footprints employing large-eddy simulation and Lagrangian stochastic modeling

Auvinen, M., Järvi, L., Hellsten, A., Rannik, U. & Vesala, T., 17 Nov 2017, In : Geoscientific Model Development. 10, 11, p. 4187-4205 19 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Simulating ozone dry deposition at a boreal forest with a multi-layer canopy deposition model

Zhou, P., Ganzeveld, L., Rannik, Ü., Zhou, L., Gierens, R., Taipale, D., Mammarella, I. & Boy, M., 30 Jan 2017, In : Atmospheric Chemistry and Physics. 17, 2, p. 1361-1379 19 p.

Research output: Contribution to journalArticleScientificpeer-review

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2016

A DNS study of aerosol and small-scale cloud turbulence interaction

Babkovskaia, N., Rannik, U., Phillips, V., Siebert, H., Wehner, B. & Boy, M., 2016, In : Atmospheric Chemistry and Physics. 16, 12, p. 7889-7898 10 p.

Research output: Contribution to journalArticleScientificpeer-review

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Aerosol dynamics within and above forest in relation to turbulent transport and dry deposition

Rannik, U., Zhou, L., Zhou, P., Gierens, R., Mammarella, I., Sogachev, A. & Boy, M., 2016, In : Atmospheric Chemistry and Physics. 16, 5, p. 3145-3160 16 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Air humidity thresholds trigger active moss spore release to extend dispersal in space and time

Johansson, V., Lonnell, N., Rannik, U., Sundberg, S. & Hylander, K., Jul 2016, In : Functional Ecology. 30, 7, p. 1196-1204 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Large-eddy simulation and stochastic modeling of Lagrangian particles for footprint determination in the stable boundary layer

Glazunov, A., Rannik, U., Stepanenko, V., Lykosov, V., Auvinen, M., Vesala, T. & Mammarella, I., 31 Aug 2016, In : Geoscientific Model Development. 9, 9, p. 2925-2949 25 p.

Research output: Contribution to journalArticleScientificpeer-review

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Neglecting diurnal variations leads to uncertainties in terrestrial nitrous oxide emissions

Shurpali, N. J., Rannik, U., Jokinen, S., Lind, S., Biasi, C., Mammarella, I., Peltola, O., Pihlatie, M., Hyvonen, N., Raty, M., Haapanala, S., Zahniser, M., Virkajarvi, P., Vesala, T. & Martikainen, P. J., 9 May 2016, In : Scientific Reports. 6, 9 p., 25739.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Random uncertainties of flux measurements by the eddy covariance technique

Rannik, Ü., Peltola, O. & Mammarella, I., 21 Oct 2016, In : Atmospheric Measurement Techniques. 9, 10, p. 5163-5181 19 p.

Research output: Contribution to journalArticleScientificpeer-review

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Seasonal and diurnal variation in CO fluxes from an agricultural bioenergy crop

Pihlatie, M., Rannik, U., Haapanala, S., Peltola, O., Shurpali, N., Martikainen, P. J., Lind, S., Hyvönen, N., Virkajärvi, P., Zahniser, M. & Mammarella, I., 4 Oct 2016, In : Biogeosciences. 13, 19, p. 5471-5485 15 p.

Research output: Contribution to journalArticleScientificpeer-review

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2015

A study of aerosol activation at the cloud edge with high resolution numerical simulations

Babkovskaia, N., Boy, M., Smolander, S., Romakkaniemi, S., Rannik, Ü. & Kulmala, M., Feb 2015, In : Atmospheric Research. 153, p. 49–58 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Carbon dioxide and energy fluxes over a small boreal lake in Southern Finland

Mammarella, I., Nordbo, A., Rannik, U., Haapanala, S., Levula, J., Laakso, H., Ojala, A., Peltola, O., Heiskanen, J., Pumpanen, J. & Vesala, T., Jul 2015, In : Journal of Geophysical Research : Biogeosciences. 120, 7, p. 1296-1314 19 p.

Research output: Contribution to journalArticleScientificpeer-review

Intercomparison of fast response commercial gas analysers for nitrous oxide flux measurements under field conditions

Rannik, U., Haapanala, S., Shurpali, N., Mammarella, I., Lind, S., Hyvönen, N., Peltola, O., Zahniser, M., Martikainen, P. & Vesala, T., 2015, In : Biogeosciences. 12, p. 415-432 18 p.

Research output: Contribution to journalArticleScientificpeer-review

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Testing a mechanistic dispersal model against a dispersal experiment with a wind-dispersed moss

Lonnell, N., Norros, V., Sundberg, S., Rannik, U., Johansson, V., Ovaskainen, O. & Hylander, K., Sep 2015, In : Oikos. 124, 9, p. 1232-1240 9 p.

Research output: Contribution to journalArticleScientificpeer-review

2014

Do small spores disperse further than large spores?

Norros, V., Rannik, U., Hussein, T., Petaja, T., Vesala, T. & Ovaskainen, O., Jun 2014, In : Ecology. 95, 6, p. 1612-1621 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Greenhouse gases and micrometeorology research team: overview of scientific activities

Mammarella, I., Vesala, T., Alekseychik, P., Dengel, S., Erkkilä, K-M., Heiskanen, J., Keronen, P., Kolari, P., Nordbo, A., Peltola, O., Provenzale, M., Räsänen, M., Rannik, U., Aalto, T., Järvi, L., Laurila, T., Ojala, A., Tuittila, E-S., Levula, J., Praplan, A. & 4 othersPihlatie, M., Rinne, J., Pumpanen, J. & Bäck, J., 2014, Proceedings of 'the Center of Excellence in Atmospheric Sciences (CoE ATM) –From Molecular and Biological Processes to the Global Climate’ Annual Meeting 2014. Kulmala, M., Lintunen, A. & Kontkanen, J. (eds.). Helsinki: Finnish Association for Aerosol Research, p. 99-105 7 p. (Report Series in Aerosol Science; vol. 157).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Intercomparison of fast response commercial gas analysers for nitrous oxide flux measurements under field conditions

Rannik, Ü., Haapanala, S., Shurpali, N., Mammarella, I., Lind, S., Hyvönen, N., Peltola, O., Zahniser, M., Martikainen, P. & Vesala, T., 2014, In : Biogeosciences Discussions. 11, p. 11747-11783

Research output: Contribution to journalArticleScientific

Urban nitrous-oxide fluxes measured using the eddy-covariance technique in Helsinki, Finland

Jarvi, L., Nordbo, A., Rannik, U., Haapanala, S., Riikonen, A., Mammarella, I., Pihlatie, M. & Vesala, T., Sep 2014, In : Boreal Environment Research. 19, B, p. 108-121 14 p.

Research output: Contribution to journalArticleScientificpeer-review

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2013

Comparison between static chamber and tunable diode laser-based eddy covariance techniques for measuring nitrous oxide fluxes from a cotton field

Wang, K., Zheng, X., Pihlatie, M., Vesala, T., Liu, C., Haapanala, S., Mammarella, I., Rannik, U. & Liu, H., 15 Apr 2013, In : Agricultural and Forest Meteorology. 171, p. 9-19 11 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
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Evolution of the nocturnal decoupled layer in a Pine forest canopy

Alekseychik, P., Mammarella, I., Launiainen, S., Rannik, U. & Vesala, T., 15 Jun 2013, In : Agricultural and Forest Meteorology. 174-175, p. 15-27 13 p.

Research output: Contribution to journalArticleScientificpeer-review

Large-eddy simulation of canopy effects on spatial distribution of chemicals and aerosols

Zhou, P., Boy, M., Smolander, S., Oswald, K. & Rannik, U., 2013, Proceedings of FCoE in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Meeting 2013. p. 577-581 5 p. (Report Series in Aerosol Science; vol. Nro 142 (2013)).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

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, In : Journal of Aerosol Science. 61, p. 81-98 18 p.

Research output: Contribution to journalArticleScientificpeer-review

2012

Ozone deposition into a boreal forest over a decade of observations: evaluating deposition partitioning and driving variables

Rannik, U., Altimir, N., Mammarella, I., Back, J., Rinne, J., Ruuskanen, T. M., Hari, P., Vesala, T. & Kulmala, M., 2012, In : Atmospheric Chemistry and Physics. 12, 24, p. 12165-12182 18 p.

Research output: Contribution to journalArticleScientificpeer-review

2011

EddyUH – an advanced software for eddy covariance flux calculations

Mammarella, I., Peltola, O., Nordbo, A., Rannik, U. & Vesala, T., 2011, Proceedings of the Finnish Center of Excellence and Graduate School in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' Annual Workshop 18.–20.5.2011. p. 247-252 6 p. (Report series in aerosol science; vol. 126).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Long-term aerosol particle flux observations. Part II: Particle size statistics and deposition velocities

Mammarella, I., Rannik, U., Aalto, P., Keronen, P., Vesala, T. & Kulmala, M., 2011, In : Atmospheric Environment. 45, p. 3794-3805 12 p.

Research output: Contribution to journalArticleScientificpeer-review

Particle concentration and flux dynamics in the atmospheric boundary layer as the indicator of formation mechanism

Lauros, J., Sogachev, A., Smolander, S., Vuollekoski, H., Sihto, S-L., Mammarella, I., Laakso, L., Rannik, U. & Boy, M., 16 Jun 2011, In : Atmospheric Chemistry and Physics. 11, p. 5591-5601 11 p.

Research output: Contribution to journalArticleScientificpeer-review

2010

A case study of eddy covariance flux of N2O measured within forest ecosystems: quality control and flux error analysis

Mammarella, I., Werle, P., Pihlatie, M., Eugster, W., Haapanala, S., Kiese, R., Markkanen, T., Rannik, U. & Vesala, T., 2010, In : Biogeosciences. 7, 2, p. 427-440 14 p.

Research output: Contribution to journalArticleScientificpeer-review

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Aerosol Particle number fluxes observed in Helsinki, Finland

Järvi, L., Rannik, U., Mammarella, I., Kulmala, M. & Vesala, T., 2010, Unknown host publication.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Long-term surface-atmosphere interaction measurements in Helsinki, Finland

Järvi, L., Rannik, U., Mammarella, I., Nordbo, A. I. & Vesala, T., 2010, Unknown host publication.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

2009

Annual particle flux observations over a heterogeneous urban area

Järvi, L., Rannik, U., Mammarella, I., Sogachev, A., Aalto, P. P., Keronen, P. I. R., Siivola, E., Kulmala, M. & Vesala, T., 2009, In : Atmospheric Chemistry and Physics. 9, 20, p. 7847-7856 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Comparison of different methods to derive reliable estimations of night-time respiration from eddy covariance measurements at SMEAR II field station in Hyytiälä, Finland

Mammarella, I., Kolari, P., Rannik, Ü. & Vesala, T., 2009, Proceedings of the Finnish Center of Excellence and Graduate School in "Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change": Annual Workshop 27.–29.4.2009. Kulmala, M., Bäck, J., Nieminen, T. & Lauri, A. (eds.). Helsinki: Finnish Association for Aerosol Research, p. 281-285 5 p. (Report series in aerosol science; no. 102).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Interactions between Urban Vegetated Surfaces and the Atmosphere

Vesala, T., Järvi, L., Rannik, U., Smolander, S., Sogachev, A. & Nikinmaa, E., 2009, Forest Canopies: Forest Production, Ecosystem Health and Climate Conditions. Creighton, J. D. & Roney, P. J. (eds.). Nova Science Publishers, p. 153-159 7 p. (Environmental Science, Engineering and Technology).

Research output: Chapter in Book/Report/Conference proceedingChapterScientific

Long-term aerosol particle flux measurements at SMEAR II field station in Hyytiälä, Finland

Mammarella, I., Rannik, Ü., Aalto, P., Keronen, P., Vesala, T. & Kulmala, M., 2009, Proceedings of the Finnish Center of Excellence and Graduate School in 'Physics, Chemistry, Biology and Meteorology of Atmospheric Composition and Climate Change' : Annual Workshop 27.-29.4.2009. Kulmala, M., Bäck, J., Nieminen, T. & Lauri, A. (eds.). Helsinki: Finnish Association for Aerosol Research, p. 275-280 6 p. (Report series in aerosol science; no. 102).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Long-term aerosol particle flux observations part I: Uncertainties and time-average statistics

Rannik, U., Mammarella, I., Aalto, P., Keronen, P., Vesala, T. & Kulmala, M., 2009, In : Atmospheric Environment. 43, p. 3431-3439 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Online-measurements of physical and chemistry of urban aerosols.

Järvi, L., Hillamo, R., Saarikoski, S., Hussein, T., Rannik, U., Carbone, S., Vesala, T. & Kulmala, M., 2009, Unknown host publication.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

The direct measurements of aerosol particle number fluxes in Helsinki, Finland

Järvi, L., Rannik, U., Mammarella, I., Siivola, E., Aalto, P. P., Kulmala, M. & Vesala, T., 2009, Abstracts of the 7th International Conference on Air Quality-Science and Application.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Vertical advection and nocturnal deposition of ozone over a boreal pine forest

Rannik, U., Mammarella, I., Keronen, P. & Vesala, T., 2009, In : Atmospheric Chemistry and Physics. 9, p. 2089-2095 7 p.

Research output: Contribution to journalArticleScientificpeer-review

2008

Airflow and footprint modelling over complex natural landscapes

Sogachev, A., Rannik, U., Smolander, S. & Vesala, T., 2008, Proceedings of the Finnish Center of Excellence "Research Unit on Physics, Chemistry and Biology of Atmospheric Composition and Climate Change" activities in 2002-2007: Markku Kulmala, Jaana Bäck, and Martta Salonen. Kulmala, M., Bäck, J. & Salonen, M. (eds.). p. 141-149 9 p. (Report series in aerosol science; no. 94).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Annual cycle of environmental factors: chapter 3.1

Rannik, U., Vesala, T., Sogacheva, L. & Hari, P., 2008, Boreal forest and climate change. P. H. L. K. . (ed.). [Dordrecht]: Springer, p. 57-65 9 p. (Advances in global change research; vol. vol. 34).

Research output: Chapter in Book/Report/Conference proceedingChapterScientificpeer-review

CO fluxes in boreal Scots pine forests

Kolari, P., Pumpanen, J., Kulmala, L., Nikinmaa, E., Perämäki, M., Pulkkinen, M., Keronen, P., Rannik, U., Vesala, T., Mäkelä, A. & Hari, P., 2008, Proceedings of the Finnish Center of Excellence "Research Unit on Physics, Chemistry and Biology of Atmospheric Composition and Climate Change" activities in 2002-2007 / editors: Markku Kulmala, Jaana Bäck, and Martta Salonen. Finnish Association for Aerosol Research, p. 65-74 10 p. (Report series in aerosol science; no. 94).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

CO fluxes near a forest edge: a numerical study

Sogachev, A., Leclerc, M. Y., Zhang, G., Rannik, U. & Vesala, T., 2008, In : Ecological Applications. 18, 6, p. 1454-1469 16 p.

Research output: Contribution to journalArticleScientificpeer-review

Environmental factors in the canopy: chapter 7.3

Rannik, U., Kolari, P. & Launiainen, S., 2008, Boreal forest and climate change. P. H. L. K. . (ed.). [Dordrecht]: Springer, p. 298-306 9 p. (Advances in global change research; vol. vol. 34).

Research output: Chapter in Book/Report/Conference proceedingChapterScientificpeer-review

Flux and concentration footprint modelling: State of the art

Vesala, T., Kljun, N., Rannik, U., Rinne, J., Sogachev, A., Markkanen, T., Sabelfeld, K., Foken, T. & Leclerc, M. Y., 2008, In : Environmental Pollution. 152, p. 653-666 14 p.

Research output: Contribution to journalArticleScientificpeer-review

Micrometeorological studies of biosphere-atmosphere exchange

Vesala, T., Launiainen, S., Aalto, P., Aaltonen, H., Grönholm, T., Haapanala, S., Hannuniemi, H., Hölttä, T., Järvi, L., Keronen, P., Kieloaho, A-J., Kulmala, M., Mammarella, I., Pihlatie, M., Rannik, U., Rinne, J., Sevanto, S., Sogachev, A., Suni, T., Taipale, R. & 17 othersAalto, T., Aurela, M., Laurila, T., Viisanen, Y., Markkanen, T. S., Huotari, J., Ojala, A., Ilvesniemi, H., Altimir, N., Kolari, P., Kulmala, L., Mäkelä, A., Nikinmaa, E., Perämäki, M., Riutta, T., Tuittila, E-S. & Hari, P., 2008, Proceedings of the Finnish Center of Excellence "Research Unit on Physics, Chemistry and Biology of Atmospheric Composition and Climate Change" activities in 2002-2007 / editors: Markku Kulmala, Jaana Bäck, and Martta Salonen. Finnish Association for Aerosol Research, p. 5-14 10 p. (Report series in aerosol science; no. 94).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Relaxed eddy accumulation technique for aerosol particle flux measurements

Grönholm, T., Aalto, P. P., Hiltunen, V., Rannik, U., Launiainen, S., Haapanala, S., Rinne, J., Vesala, T. & Kulmala, M., 2008, 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 Climate Chance' activities in 2002-2007 / editors: Markku Kulmala, Jaana Bäck and Martta Salonen. p. 28-32 5 p. (Report series in aerosol science; no. 93).

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific