Thermoluminescence properties of copper doped zirconium oxide for UVR dosimetry

T. Rivera, L. Olvera, A. Martínez, D. Molina, J. Azorín, M. Barrera, A. M. Soto, R. Sosa, C. Furetta

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

The synthesized ZrO2:Cu particles were characterized using X-ray diffraction (XRD) to determine the nanocrystallite size and crystal structure, respectively. The ZrO2:Cu powder with a crystallite size of 30-40 nm has a monoclinic structure and exhibit a thermoluminescent (TL) glow curve with two peaks centered at 130 and 180 {ring operator} C. The TL response of ZrO2:Cu as a function of wavelength exhibited two maxima at 260 and 290 nm. The TL response of ZrO2:Cu as a function of the UV light spectral irradiance was linear in the range from 10 to 2300 mJ / cm2. Fading and reusability of the phosphor were also studied. The results showed that ZrO2:Cu nanopowder has potential to be used as a UV dosimeter in UV radiation monitoring.

Original languageEnglish
Pages (from-to)665-667
Number of pages3
JournalRadiation Measurements
Volume42
Issue number4-5
DOIs
StatePublished - Apr 2007
Externally publishedYes

Keywords

  • Nanopowder
  • Sol-gel method
  • Thermoluminescence of ZrO:Cu
  • UV radiation dosimetry

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