Evaluation of glasses containing cadmium for high dose dosimetry by the thermoluminescence technique

Authors

  • Gabriel S.M. Carvalho
  • Pâmela Z. Ferreira
  • Noelio O. Dantas
  • Anielle C.A. Silva
  • Ana P. Perini
  • LInda V.E. Caldas
  • Betzabel N.S. Carrera
  • Shigueo Watanabe
  • Lucio P. Neves

DOI:

https://doi.org/10.15392/bjrs.v5i3.285

Keywords:

dosimetry, termoluminescence, glass matrix, high doses, radiologic protection

Abstract

New glass matrices were evaluated for high dose dosimetry by the thermoluminescence technique. Their nominal composition are 20Li2CO3.10Al2O3.15CdO.55B2O3 and 20Li2CO3.10Al2O3.20CdO.50B2O3 (mol%). The glass matrices were irradiated with different doses: 50, 100, 200, 500, 700 and 900 Gy, and the thermoluminescence emission curves were obtained for each of these values. The results show a great potential of using these matrices in high dose dosimetry.

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Author Biographies

Gabriel S.M. Carvalho

INFIS/UFU

Pâmela Z. Ferreira

INFIS/UFU

Noelio O. Dantas

INFIS/UFU

Anielle C.A. Silva

INFIS/UFU

Ana P. Perini

INFIS/UFU

LInda V.E. Caldas

IPEN/CNEN-SP

Betzabel N.S. Carrera

IFUSP

Shigueo Watanabe

IFUSP

Lucio P. Neves

INFIS/UFU

References

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MANOHARA, B.M.; NAGABHUSHANA, H.; THYAGARAJAN, K.; DARUKA PRASAD, B.; PRASHANTHA, S.C.; SHARMA, S.C.; NAGABHUSHANA, B.M. Cadmium silicate nanopowders for radiation dosimetry applications: Luminescence and dielectric studies. Journal of Asian Ceramic Societies, v. 3, n. 2, p. 188-197, 2015.

McKEEVER, S.W.S. Thermoluminescence of solids. Cambridge University Press, 1988.

McKEEVER, S.W.S.; MOSCOVITCH, M.; TOWNSEND, P.D. Thermoluminescence dosimetry materials: properties and uses. Nuclear Technology Publishing, England, 1995.

McLAUGHLIN, W.L.; BOYD, A.W.; CHADWICK, K.H.; McDONALD, J.C.; MILLER, A.; Dosimetry for radiation processing. London (UK): Taylor and Francis, 1989.

OKUNO, E.; YOSHIMURA, E. Física das Radiações. Oficina de Textos, 2010.

TEIXEIRA, M. I. Propriedades dosimétricas de vidros comerciais e de areia para doses altas. Tese de Doutorado. Universidade de São Paulo, São Paulo, 2004.

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Published

2017-11-22

How to Cite

Carvalho, G. S., Ferreira, P. Z., Dantas, N. O., Silva, A. C., Perini, A. P., Caldas, L. V., Carrera, B. N., Watanabe, S., & Neves, L. P. (2017). Evaluation of glasses containing cadmium for high dose dosimetry by the thermoluminescence technique. Brazilian Journal of Radiation Sciences, 5(3-A). https://doi.org/10.15392/bjrs.v5i3.285

Issue

Section

III Brazilian Congress on Metrology of Ionizing Radiation

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