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TL Characteristics and Dosimetric Aspects of Mg-Doped ZnO

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  • Abeer Z. Abraheem
  • F. Khamis
  • Y. A. Abdulla

Abstract

Dosimetry characterization and the evaluation of kinetics parameters of trapping states of Mg-doped ZnO phosphors synthesized by Sol-Gel technique. The thermoluminescence response of Mg-doped ZnO samples showed a linear response when exposed to X-ray radiation and the optimum annealing condition was 400oC/4h for the three concentrations. A broad-shaped TL glow curve with an upper bound of 270 °C, which shifts to lower temperatures with increasing dose, indicating that general order (GO) kinetics thermoluminescence processes are involved. We conclude that the ZnO doped Mg phosphors under study are promises to develop dosimeters for high radiation dose measurements. Kinetic parameters, such as activation energy (E), frequency factor (s), and order of kinematic order (b), were estimated by the Glow Curve Deconvolution (GCD) method. ZnO:Mg phosphor has a great potential as a dosimeter for monitoring in the fields of ionizing radiation.

Suggested Citation

  • Abeer Z. Abraheem & F. Khamis & Y. A. Abdulla, 2021. "TL Characteristics and Dosimetric Aspects of Mg-Doped ZnO," European Journal of Applied Physics, European Open Science, vol. 3(1), pages 43-47, January.
    • Handle: RePEc:epw:physic:v:3:y:2021:i:1:id:11037
    DOI: 10.24018/ejphysics.2021.3.1.37
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    References listed on IDEAS

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    1. Fawzeia Mabrouk Khamis & D. E. Arafah, 2020. "Improved Thermoluminescence Properties of Natural NaCl Salt Extracted From Mediterranean Sea Water Relevant to Radiation Dosimetry," European Journal of Applied Physics, European Open Science, vol. 2(3), May.
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