• Otakaari 5

1993 …2020

Research output per year

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Activities

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), Farshid Manoocheri (Visiting researcher), Dmitri Lanevski (Visiting researcher), Janne Askola (Visiting researcher)
25 Jun 201926 Jun 2019

Activity: Visiting an external institution typesVisit abroad

Tallinna Tehnikaulikool

Petri Kärhä (Visiting researcher)
29 Oct 2019

Activity: Visiting an external institution typesVisit abroad

EMPIR PV-Enerate Partnering Meeting

Petri Kärhä (Visiting researcher)
21 Oct 201922 Oct 2019

Activity: Visiting an external institution typesVisit abroad

QMS periodical re-evaluation of MIKES-aALTO

Petri Kärhä (Speaker)
17 Apr 2019

Activity: Talk or presentation typesConference presentation

Physikalisch-Technische Bundesanstalt (PTB)

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

Activity: Visiting an external institution typesVisit abroad

Uncertainty of Total Ozone Column values derived from direct solar spectra

Petri Kärhä (Speaker), Anna Vaskuri (Contributor), Erkki Ikonen (Contributor), Luca Egli (Contributor), Julian Gröbner (Contributor)
25 Apr 201826 Apr 2018

Activity: Talk or presentation typesConference presentation

Czech Metrology Institute

Petri Kärhä (Visiting researcher)
25 Jun 201826 Jun 2018

Activity: Visiting an external institution typesVisit abroad

Tallinna Tehnikaulikool

Petri Kärhä (Visiting researcher)
30 Oct 201831 Oct 2018

Activity: Visiting an external institution typesVisit abroad

UV calibrations and UV studies at Aalto University

Petri Kärhä (Speaker), Tomi Pulli (Contributor), Anna Vaskuri (Contributor)
18 Mar 2018

Activity: Talk or presentation typesConference presentation

EMPIR ELPOW Partnering Meeting

Petri Kärhä (Visiting researcher)
16 Apr 201817 Apr 2018

Activity: Visiting an external institution typesVisit abroad

UVNews, The official newsletter of the Thematic Network for Ultraviolet Measurements (Journal)

Petri Kärhä (Editor-in-chief)
31 Mar 2017

Activity: Publication peer-review and editorial work typesMembership of an editorial board

EMRP Atmoz

Petri Kärhä (Visiting researcher), Tomi Pulli (Visiting researcher)
31 May 20171 Jun 2017

Activity: Visiting an external institution typesVisit abroad

EMPIR Partnering Meeting

Petri Kärhä (Visiting researcher), Farshid Manoocheri (Visiting researcher)
26 Jun 201727 Jun 2017

Activity: Visiting an external institution typesVisit abroad

Foreign Organisation

Petri Kärhä (Visiting researcher)
17 Nov 2016

Activity: Visiting an external institution typesVisit abroad

EMRP atmoz project

Petri Kärhä (Visiting researcher)
16 May 201620 May 2016

Activity: Visiting an external institution typesVisit abroad

Foreign Organisation

Petri Kärhä (Visiting researcher)
26 Jun 201629 Jun 2016

Activity: Visiting an external institution typesVisit abroad

Foreign Organisation

Petri Kärhä (Visiting researcher)
16 Apr 201622 Apr 2016

Activity: Visiting an external institution typesVisit abroad

Foreign Organisation

Petri Kärhä (Visiting researcher)
27 Jun 201628 Jun 2016

Activity: Visiting an external institution typesVisit abroad

Workshop and Project Meeting of EMRP ENV03 “Traceability for surface solar UV measurements”

Petri Kärhä (Member)
2014

Activity: Participating in or organising an event typesMembership of a scientific or program committee of a conference or seminar

International Conference on New Developments and Applications in Optical Radiometry

Petri Kärhä (Member)
2014

Activity: Participating in or organising an event typesMembership of a scientific or program committee of a conference or seminar

UVNews, The official newsletter of the Thematic Network for Ultraviolet Measurements (Journal)

Petri Kärhä (Editor-in-chief)
2014

Activity: Publication peer-review and editorial work typesMembership of an editorial board

International Conference on New Developments and Applications in Optical Radiometry (Event)

Petri Kärhä (Editor)
2014

Activity: Publication peer-review and editorial work typesEditorship of a book or a special issue of a journal

Foreign Visitor

Petri Kärhä (Host)
1 Jan 2014

Activity: Hosting a visitor typesHosting a visitor

International Conference on New Developments and Applications in Optical Radiometry

Petri Kärhä (Chair)
2014

Activity: Participating in or organising an event typesMembership of a scientific or program committee of a conference or seminar

Laboratoire national de métrologie et d'essais (LNE)

Petri Kärhä (Visiting researcher)
2013

Activity: Visiting an external institution typesVisit abroad

EMRP ENG05 Workshop for the EURAMET TC-PR, Copenhagen, 26.2.2013, Denmark

Petri Kärhä (Contributor)
2013

Activity: Talk or presentation typesConference presentation

UVNews - The official newsletter of the Thematic Network for Ultraviolet Measurements (Journal)

Petri Kärhä (Editor-in-chief)
2013

Activity: Publication peer-review and editorial work typesMembership of an editorial board

EMRP ENG05 Workshop for the EURAMET TC-PR, Copenhagen, 26.2.2013, Denmark

Petri Kärhä (Contributor)
2013

Activity: Talk or presentation typesConference presentation

Anja Geburtig

Petri Kärhä (Host)
1 Jan 2013

Activity: Hosting a visitor typesHosting a visitor

EMRP ENV03, UV Workshop and Project Meeting

Petri Kärhä (Member)
2013

Activity: Participating in or organising an event typesMembership of a scientific or program committee of a conference or seminar

CIE Centenary Conference, Paris, 15 – 16.4.2013, France

Petri Kärhä (Contributor)
2013

Activity: Talk or presentation typesConference presentation

EMRP ENV03, UV Workshop and project meeting, Davos, 26-30 August, 2013, Switzerland

Petri Kärhä (Contributor)
2013

Activity: Talk or presentation typesConference presentation

EMRP ENG05 final meeting, NPL London, 22.-25.4.2013, UK

Petri Kärhä (Contributor)
2013

Activity: Talk or presentation typesConference presentation

Meeting of project EMRP ENG05 Metrology for Solid State Lighting, INRIM, Torino, 2.-3.5.2012, Italy

Petri Kärhä (Contributor)
2012

Activity: Talk or presentation typesConference presentation

Temadag "LED-besvär?", Göteborg, 14.2.2012, Sweden

Petri Kärhä (Contributor)
2012

Activity: Talk or presentation typesConference presentation

International Radiation symposium, Berlin, 9.8.-10.8., Germany

Petri Kärhä (Contributor)
2012

Activity: Talk or presentation typesConference presentation

NOG, Annual Meeting of the Nordic Ozone and UV Group, Helsinki, 8.-10.2.2012, Sweden

Petri Kärhä (Contributor)
2012

Activity: Talk or presentation typesConference presentation

VSL

Petri Kärhä (Visiting researcher)
2012

Activity: Visiting an external institution typesVisit abroad

NOG, Annual Meeting of the Nordic Ozone and UV Group, Helsinki, 8.-10.2.2012, Sweden

Petri Kärhä (Contributor)
2012

Activity: Talk or presentation typesConference presentation

SP

Petri Kärhä (Visiting researcher)
2012

Activity: Visiting an external institution typesVisit abroad

NEWRAD Conference, Maui, Hawaii, September 18 – 23, 2011, USA

Petri Kärhä (Contributor)
2011

Activity: Talk or presentation typesConference presentation

NPL

Petri Kärhä (Visiting researcher)
2011

Activity: Visiting an external institution typesVisit abroad