Optimisation of LIBS parameters for analyzing co-deposited layers in ITER

Juuso Karhunen, Antti Hakola, Jari Likonen, A. Lissovski, P. Paris, M. Laan, C. Porosnicu, C.P. Lungu, K. Sugiyama

    Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

    1 Citation (Scopus)

    Abstract

    Laser-induced breakdown spectroscopy (LIBS), based on studying the spectrum emitted in a laser ablation process, is a potential method for in situ studies of the compositions of mixed layers deposited on the first walls of future fusion reactors [1]. By LIBS, these layers could be monitored in between plasma discharges without the need for removing any wall components. In this contribution, the aim is to find optimal experimental parameters for studying ITERrelevant materials, especially D-containing mixed layers of Be and W. This is done by varying the fluence of the laser beam, triggering of the measurements, and the laser wavelength.
    Original languageEnglish
    Title of host publication40th European physical society conference on plasma physics
    EditorsV. Naulin, C. Angioni, M. Borghesi, S. Ratynskaia, S. Poedts, T. Donné, T. Kurki-Suonio, S. Äkäslompolo, A. Hakola, M. Airila
    PublisherEuropean Physical Society
    ISBN (Print)2-914771-84-3
    Publication statusPublished - 2013
    MoE publication typeA4 Article in a conference publication
    Event40th European physical society conference on plasma physics, EPS2013 - Espoo, Finland
    Duration: 1 Jul 20135 Jul 2013

    Publication series

    SeriesEurophysics Conference Abstracts
    Volume37D
    ISSN0378-2271

    Conference

    Conference40th European physical society conference on plasma physics, EPS2013
    Abbreviated titleEPS2013
    Country/TerritoryFinland
    CityEspoo
    Period1/07/135/07/13

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