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A three-detector Positron Lifetime Setup Suited for measurements on irradiated steels

  • Luc Van Hoorebeke
  • , Albert Fabry
  • , Eric van Walle
  • , José Van de Velde
  • , Danny Segers
  • , L.V. Dorikens-Vanpraet

    Research outputpeer-review

    Abstract

    An advanced positron lifetime setup is described , particularry suited to perform measurements on irradiated nuclear reactor pressure vessel steel. The equipment exists of three BaF2-detectors operated in triple coincidence mode to avoid the very disturbing Co-concentration in the life-time spectra. The use of BaF2 scintillators gives rise to an acceptable efficiency and a time resolution well below 300 ps.
    Original languageEnglish
    Pages (from-to)566-571
    Number of pages6
    JournalNuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment
    Volume371
    Issue number3
    DOIs
    StatePublished - 1996

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