Passive gamma-ray analysis of UO2 fuel rods using SrI2(Eu) scintillators in multi-detector arrangements

A. J. Parker, M. Bandala, D. Eaves, D. Hutchinson, X. Ma, P. Murray, P. Stirzaker, S. Marshall, J. Taylor, J. Zabalza, M. J. Joyce

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Abstract

The use of passive gamma analysis (PGA) to interrogate nuclear fuel rods for quality assurance and non-proliferation purposes has been demonstrated to be as efficient and safer than the more common neutron activation analysis (NAA) for fresh fuel assessment. In this work we will build on existing experimental measurements using a single probe SrI 2 (Eu), to simulate the response of a multi-probe SrI 2 (Eu) detector array in the analysis of nuclear fuel rods, containing sintered UO 2 . The work compares the results to literature studies using bismuth germinate and annulus CsI(Tl) multi-probes to evaluate light water reactor fuel rods. The enhanced scintillation performance of SrI 2 (Eu) over CsI(Tl) and BGO make it ideally suited for nuclear fuel inspection.
Original languageEnglish
Title of host publication2023 IEEE Nuclear Science Symposium, Medical Imaging Conference and International Symposium on Room-Temperature Semiconductor Detectors (NSS MIC RTSD)
PublisherIEEE
Number of pages1
ISBN (Electronic)979-8-3503-3866-9
ISBN (Print)979-8-3503-3867-6
DOIs
Publication statusPublished - 13 Dec 2023
Event2023 IEEE Nuclear Science Symposium, Medical Imaging Conference and International Symposium on Room-Temperature Semiconductor Detectors (NSS MIC RTSD) - Vancouver, Canada
Duration: 4 Nov 202311 Nov 2023

Conference

Conference2023 IEEE Nuclear Science Symposium, Medical Imaging Conference and International Symposium on Room-Temperature Semiconductor Detectors (NSS MIC RTSD)
Country/TerritoryCanada
CityVancouver
Period4/11/2311/11/23

Funding

It is part of work funded United Kingdom’s EPSRC under Grant EP/V051059/1.

Keywords

  • scintillator
  • nuclear fuel
  • neutron activation
  • neutron activation analysis

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