Luminescent characteristics of CaSO 4:Dy films obtained by spray pyrolysis method

J. Roman, T. Rivera, I. B. Lozano, R. Sosa, G. Alarcón

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

The present paper reports the experimental results of dysprosium doped calcium sulphate (CaSO 4:Dy) films deposited by spray pyrolysis method. CaSO 4:Dy films were deposited on three different surfaces: glass, aluminum and quartz substrates at temperatures in the range from 450 to 600°C. Structural and morphological characteristics of CaSO 4:Dy films were observed. Thermoluminescent characteristics of films were determined by irradiating ultraviolet energy region. Thermoluminescent glow curve of CaSO 4:Dy films with glass and aluminum substrates showed a peak under environmental irradiation. Both TL response glow shape and intensity of CaSO 4:Dy films UV irradiated as a function of substrates were studied.

Original languageEnglish
Pages (from-to)1403-1406
Number of pages4
JournalApplied Radiation and Isotopes
Volume70
Issue number7
DOIs
StatePublished - Jul 2012
Externally publishedYes

Keywords

  • CaSO :Dy Films
  • Spray pyrolysis
  • Substrates
  • Thermoluminescent
  • Ultraviolet

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