Plant spectral imaging and phenotyping laboratory
Plant spectral imaging and phenotyping laboratory (formerly Spectromics laboratory) forms together with the University of Helsinki the Finnish National Plant phenotyping Infrastructure (NaPPI), that belongs to the Biocenter Finland. Laboratory is part of the UEF Center for Photonics Sciences and Research Council of Finland’s Flagship on Photonics Research and Innovation (PREIN).
Cooperation
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Plant ecophysiology and phenotyping -
Center for Photonics Sciences -
Plant Ecology -
Forest disturbance ecology
Research equipment
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Specim sCMOS V10E VNIR (400 – 1000 nm)
Specim SWIR (1000 – 2500 nm)
Specim MWIR (3000 – 5000 nm)
Specim IQ portable VNIR camera (400 – 1000 nm)
Headwall UV (250 – 600 nm)
IMEC VNIR Snapscan (470 – 900 nm) -
Imaging pulse-amplitude modulated fluorometers
PSI FluorCam FC-800
PSI HandycamNon-imaging pulse-amplitude modulated fluorometer
PhotosynQ MultispeQ v.2.0 (battery-operated, portable, 2x)Rapid fluorescence transient (OJIP) fluorometer
PSI PAR-FluorPen FP 110/D (battery-operated, portable, 2x) -
FLIR E8
FLIR C3 -
Nikon D610
Nikon D7000 (modified camera, UV-only, 300 – 400 nm)
– UV macro Nikon Rayfact 105/4.5
Nikon D7000 (modified camera, visible + infrared (400 – 1000 nm)
Several Nikkor-objectives
Canon EOS 650D + EF 100 2.8L Macro IS USM + macro ring lite MR-14EX -
Leica Z6 APO + Leica DFC450 C (motorized zoom-macroscope)
Zeiss Axioscope A1 (fluorescence microscope)
Andor Zyla sCMOS
Andor iXon Ultra 888 EMCCD
Andor iKon-M (UV + VIS, 200 – 1000 nm)
Spectral camera IMEC Snapscan (470 – 900 nm) -
Sutter Instruments Lambda LS Xenon light source with adjustable narrow-band (15 nm FWHM in 1 nm steps) angle-tunable thin-film interference filters and liquid light guides (338 – 700 nm + IR)
Selection of UV and VIS LEDs
Various halogen lamps
Battery-operated UV torches -
Dualex Scientific+, battery-operated instrument for chlorophyll, flavonol and anthocyanin contents
Keywords
Personnel
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Markku Keinänen
Research ManagerDepartment of Environmental and Biological Sciences, Faculty of Science, Forestry and Technology -
Sari Kontunen-Soppela
University LecturerDepartment of Environmental and Biological Sciences, Faculty of Science, Forestry and Technology -
Leah Marie Martin
Doctoral ResearcherDepartment of Environmental and Biological Sciences, Faculty of Science, Forestry and Technology
Publications
30 items-
Observing accelerated chemical colour change in aspen and birch wood using hyperspectral imaging and spectrophotometry
Lampela, Joona; Keinänen, Markku; Haapala, Antti; Akinyemi, Olusegun; Möttönen, Veikko, 2025, European journal of wood and wood products, 83, 5, 159. A1 Journal article (refereed), original research -
Short-term effects of low-intensity surface fires on dissolved organic matter from boreal forest soils
Rebiffé, Mathilde; Kohl, Lukas; Köster, Egle; Keinänen, Markku; Berninger, Frank; Köster, Kajar, 2025, Journal of soils and sediments, 25, 11, 3225-3244. A1 Journal article (refereed), original research -
Advancing hyperspectral imaging techniques for root systems: a new pipeline for macro- and microscale image acquisition and classification
Faehn, Corine; Konert, Grzegorz; Keinänen, Markku; Karppinen, Katja; Krause, Kirsten, 2024, Plant methods, 20, 1, 171. A1 Journal article (refereed), original research -
Day-to-day variation in chlorophyll fluorescence parameters of northern and southern silver birch in a common garden
Akinyemi, Olusegun Olaitan; Cepl, Jaroslav; Keski-Saari, Sarita; Stejskal, Jan; Tomaskova, Ivana; Keinaenen, Markku; Kontunen-Soppela, Sari, 2024, Journal of forestry research, 36, 1, 16. A1 Journal article (refereed), original research -
Hyperspectral imaging for identification of irregular-shaped microplastics in water
Gebejes, A; Hrovat, B; Semenov, D; Kanyathare, B; Itkonen, T; Keinänen, M; Koistinen, A; Peiponen, K-E; Roussey, M, 2024, Science of the total environment, 944, 173811. A1 Journal article (refereed), original research -
Derivative-based time-adjusted analysis of diurnal and within-tree variation in the OJIP fluorescence transient of silver birch
Akinyemi, Olusegun Olaitan; Čepl, Jaroslav; Keski-Saari, Sarita; Tomášková, Ivana; Stejskal, Jan; Kontunen-Soppela, Sari; Keinänen, Markku, 2023, Photosynthesis research, 157, 2-3, 133-146. A1 Journal article (refereed), original research -
Detection and identification of microplastics directly in water by hyperspectral imaging
Gebejes, Ana; Kaynathare, Boniphace; Hrovat, Blaž; Semenov, Dmitri; Itkonen, Tommi; Keinänen, Markku; Koistinen, Arto; Peiponen, Kai-Erik; Roussey, Matthieu, 2023, 09002. A4 Conference proceedings -
Making the Genotypic Variation Visible: Hyperspectral Phenotyping in Scots Pine Seedlings
Stejskal, Jan; Čepl, Jaroslav; Neuwirthová, Eva; Akinyemi, Olusegun Olaitan; Chuchlík, Jiří; Provazník, Daniel; Keinänen, Markku; Campbell, Petya; Albrechtová, Jana; Lstibůrek, Milan; Lhotáková, Zuzana, 2023, Plant phenomics, 5, 0111. A1 Journal article (refereed), original research -
Polar day syndrome: Differences in growth, photosynthetic traits and sink-size patterns between northern and southern Finnish silver birch (Betula pendula Roth) provenances in native and non-native photoperiods
Tenkanen, Antti; Keinänen, Markku; Oksanen, Elina; Keski-Saari, Sarita; Kontunen-Soppela, Sari, 2022, Tree physiology, 43, 1, 16-30. A1 Journal article (refereed), original research -
Assessment of a portable UV-Vis spectrophotometer's performance in remote areas: Stream water DOC, Fe content and spectral data
Zhu, Xudan; Chen, Liang; Pumpanen, Jukka; Keinänen, Markku; Laudon, Hjalmar; Ojala, Anne; Palviainen, Marjo; Kiirikki, Mikko; Neitola, Kimmo; Berninger, Frank, 2021, Data in brief, 35, 106747. A1 Journal article (refereed), original research