Thermoluminescence and optical characteristics of ZrO2 powder as a TL dosimeter

T. Rivera Montalvo, L. Olvera Tenorio, J. Azorin Nieto, A. Campero Celis, C. Velazquez Ordoñez, R. Sosa Fonseca

Research output: Contribution to journalArticlepeer-review

11 Scopus citations

Abstract

A description of the preparation of zirconium oxide (ZrO2) polycrystalline powder by the sol-gel method is presented. To prepare ZrO 2 powder to be used as a thermoluminescent (TL) phosphor in dosimetric application, it is necessary to analyze some structural properties before, such as it's crystallinity. In this work, the property was verified using X-ray diffraction. ZrO2 polycrystalline powder obtained was subjected to thermal treatment by heating up to 1000°C. Both the absorption spectrum and the emission spectrum were also studied. The TL glow curve of ZrO2 powder exhibited a peak when it was exposed to a radiation field. Results of analyzing optical properties and the preliminary results of studying the TL in ZrO2, indicate that the latter is a good candidate to be used as a TL dosimeter in radiation ionizing and UV-radiation fields.

Original languageEnglish
Pages (from-to)645-649
Number of pages5
JournalRadiation Effects and Defects in Solids
Volume159
Issue number11-12
DOIs
StatePublished - 2004

Keywords

  • Fluorescent
  • Thermoluminescence
  • UV radiation
  • ZrO

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