• Otakaari 5

1993 …2020

Research output per year

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Personal profile

Education/Academic qualification

Doctor of Science (Technology), Electrical Engineering

Licentiate of Science (Technology), Electrical Engineering

Master of Science (Technology), Electrical Engineering

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Research Output

Measurement setup for differential spectral responsivity of solar cells

Kärhä, P., Baumgartner, H., Askola, J., Kylmänen, K., Oksanen, B., Maham, K., Huynh, V. & Ikonen, E., 1 Jan 2020, In : OPTICAL REVIEW.

Research output: Contribution to journalConference articleScientificpeer-review

Open Access
File
  • 32 Downloads (Pure)

    Flat-field calibration method for hyperspectral frame cameras

    Kokka, A., Pulli, T., Honkavaara, E., Markelin, L., Kärhä, P. & Ikonen, E., 6 Aug 2019, In : Metrologia. 8 p., 055001.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access
    File
  • 91 Downloads (Pure)

    General tool for estimating effects of unknown correlations on spectral integrals

    Pulli, T., Vaskuri, A., Kärhä, P., Mäntynen, H. & Ikonen, E., 2019, p. 186-187.

    Research output: Contribution to conferenceAbstractScientific

    Influence of smart lighting control on the lifetime of high power LED luminaires

    Askola, J., Baumgartner, H., Pulli, T., Kärhä, P. & Ikonen, E., 1 Jan 2019, In : IOP Conference Series: Earth and Environmental Science. 352, 1, 012043.

    Research output: Contribution to journalConference articleScientificpeer-review

    Open Access
    File
  • 29 Downloads (Pure)

    Optical Characterization of III-V Multijunction Solar Cells for Temperature-Independent Band Gap Features

    Baumgartner, H., Oksanen, B., Kärhä, P. & Ikonen, E., Nov 2019, In : IEEE Journal of Photovoltaics. 9, 6, p. 1631-1636 6 p.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access
    File
  • 19 Downloads (Pure)

    Projects

    MAPP (EMPIR)

    Kärhä, P.

    01/06/202031/05/2023

    Project: EU other competitive funding (ERA-NET, EURAMET, EUREKA, EU JU)

    Advanced PV Energy Rating

    Manoocheri, F., Baumgartner, H., Kärhä, P. & Maham, K.

    01/05/201731/03/2021

    Project: EU other competitive funding (ERA-NET, EURAMET, EUREKA, EU JU)

    MetEOC2: Metrology for earth observation and climate

    Kärhä, P.

    01/01/201731/10/2017

    Project: EU: Other research funding

    EMRP ENV09 SolarUV - Traceability for surface spectral solar ultraviolet radiation

    Kärhä, P. & Pulli, T.

    01/08/201131/07/2014

    Project: EU: Other research funding

    Effects of UV-radiation on materials

    Kärhä, P.

    01/05/200530/04/2007

    Project: Business Finland: Other research funding

    Activities

    QMS periodical re-evaluation of MIKES-aALTO

    Petri Kärhä (Speaker)
    17 Apr 2019

    Activity: Talk or presentation typesConference presentation

    EMPIR PV-Enerate Partnering Meeting

    Petri Kärhä (Visiting researcher)
    21 Oct 201922 Oct 2019

    Activity: Visiting an external institution typesVisit abroad

    Japan-Finland Joint Symposium on Optics in Engineering

    Petri Kärhä (Chair), Erkki Ikonen (Organiser)
    26 Aug 201930 Aug 2019

    Activity: Participating in or organising an event typesOrganization of a workshop, panel, session or tutorial

    NPL National Physical Laboratory

    Petri Kärhä (Visiting researcher), Toni Laurila (Visiting researcher)
    26 Jun 201927 Jun 2019

    Activity: Visiting an external institution typesVisit abroad

    Physikalisch-Technische Bundesanstalt (PTB)

    Petri Kärhä (Visiting researcher), Janne Askola (Visiting researcher)
    27 Jun 201928 Jun 2019

    Activity: Visiting an external institution typesVisit abroad

    Press / Media