Hyperspectral imaging based characterization and identification of sintered UO2 fuel pellets

Jaime Zabalza, A.J. Parker, M. Bandala, R. David Dunphy, Paul Murray, Stephen Marshall, X. Ma, C.J. Taylor, M. Joyce, N. Cockbain, D. F. Lee, P. Chard, D. Hutchinson, P. Stirzaker, D. Eaves

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

Abstract

Hyperspectral Imaging (HSI) is a well-established technology able to capture the same spatial scene or image in hundreds of different wavelengths across the electromagnetic spectrum, covering not only the visible but also the shortwave infrared range (1000-2500nm), potentially revealing information otherwise invisible to the human eye. In this work, we explored whether HSI technology can be used for the fast-non-invasive characterization and identification of sintered UO 2 fuel pellets. Preliminary experiments included the imaging of the pellets, revealing their spectral responses. These show promising features that could be used for their identification, where two different groups of pellets, pure and doped, seem to be easily recognized based on their spectral response. The experiments included a pixel-wise classification map generated via the Spectral Angle Mapper (SAM) technique in which the pure and doped pellets are successfully identified.
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
ISBN (Electronic)979-8-3503-3866-9
ISBN (Print)979-8-3503-3867-6
DOIs
Publication statusPublished - 13 Dec 2023
EventIEEE Nuclear Science Symposium (NSS), Medical Imaging Conference (MIC) and Room Temperature Semiconductor Detector (RTSD) - Vancouver, Canada
Duration: 4 Nov 202311 Nov 2023

Publication series

Name2023 IEEE Nuclear Science Symposium, Medical Imaging Conference and International Symposium on Room-Temperature Semiconductor Detectors (NSS MIC RTSD)
PublisherIEEE
ISSN (Print)1082-3654
ISSN (Electronic)2577-0829

Conference

ConferenceIEEE Nuclear Science Symposium (NSS), Medical Imaging Conference (MIC) and Room Temperature Semiconductor Detector (RTSD)
Country/TerritoryCanada
CityVancouver
Period4/11/2311/11/23

Keywords

  • hyperspectral imaging
  • UO2 fuel pellets

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