Research output per year
Research output per year
Personal profile
Fields of Science
- 116 Chemical sciences
- 114 Physical sciences
International and National Collaboration
Publications and projects within past five years.
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Field-deployable cantilever-enhanced photoacoustic instrument for aerosol light absorption measurement at three wavelengths
Karhu, J., Mikkonen, T., Kuula, J., Virkkula, A., Ikonen, E., Vainio, M., Timonen, H. & Hieta, A. T., 2025, In: Aerosol Research: AR : interactive diamond open-access journal . 3, 1, p. 113-124 12 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile -
Validation of cantilever-enhanced photoacoustic particle-size-resolved light absorption measurement using nigrosin reference particles and Mie modelling
Kuula, J., Karhu, J., Mikkonen, T., Grahn, P., Virkkula, A., Timonen, H., Hieta, A. T. & Vainio, M., 2025, In: Aerosol Research: AR : interactive diamond open-access journal . 3, 1, p. 1-13 13 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile -
Cantilever-Enhanced Photoacoustic Detector for Black and Brown Carbon
Karhu, J., Kuula, J., Mikkonen, T., Ward, M., Virkkula, A., Ikonen, E., Hieta, T., Timonen, H. & Vainio, M., 2023, 2023 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2023. Institute of Electrical and Electronics Engineers Inc., (2023 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2023).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
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Cantilever-enhanced photoacoustic measurement of HTO in water vapor
Karhu, J., Nyman, M., Siitari-Kauppi, M. & Hieta, T., Feb 2023, In: Photoacoustics. 29, 6 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile -
Detection Sensitivity of Dual-Comb Spectroscopy
Mikhail, R., Larnimaa, S., Karhu, J. & Vainio, M., 4 Sept 2023, Published in: 2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC). IEEE, 1 p. (2023 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2023).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Scientific › peer-review
Projects
- 1 Active
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Comprehensive measurement of aerosol light absorption with cantilever photoacoustic spectroscopy
Karhu, J. (Project manager) & Lapins, A. (Participant)
01/09/2024 → 31/08/2028
Project: Research Council of Finland: Academy Research Fellow
Prizes
Activities
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Optics and Photonics Days 2019
Karhu, J. (Poster Presentation)
28 May 2019 → 29 May 2019Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars
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FLAIR 2018 - Field Laser Applications in Industry and Research
Karhu, J. (Poster Presentation)
10 Sept 2018 → 14 Sept 2018Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars
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Optics and Photonics Days 2018
Karhu, J. (Poster Presentation)
28 May 2018 → 30 May 2018Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars
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The 12th International User Meeting and Summer School on Cavity Enhanced Spectroscopy
Karhu, J. (Speaker: Presenter)
12 Jun 2017 → 15 Jun 2017Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars
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Optics & Photonics Days 2017
Karhu, J. (Poster Presentation)
29 May 2017 → 31 May 2017Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars