Structural and thermoluminescence properties of lithium borate glass matrices under UV and beta radiation
- 1Laboratório de Materiais Cerâmicos Avançados - LMCA, Faculdade de Ciências Exatas e Tecnologia, Universidade Federal da Grande Dourados - FACET-UFGD, CP 364, 79804-970, Dourados, MS, Brazil.
- 2Universidade Federal de São Paulo, UNIFESP, São José dos Campos, São Paulo, Brazil.
- 3PDU Ciências Física y sus Aplicaciones, Centro Universitario Regional del Este, Rocha, Uruguay.
- 0Laboratório de Materiais Cerâmicos Avançados - LMCA, Faculdade de Ciências Exatas e Tecnologia, Universidade Federal da Grande Dourados - FACET-UFGD, CP 364, 79804-970, Dourados, MS, Brazil.
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April 1, 2024
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View abstract on PubMed
Summary
This summary is machine-generated.This study investigated lithium borate glasses for thermoluminescence (TL) applications. The glasses exhibited distinct TL glow peaks after exposure to ultraviolet (UV) and beta radiation, indicating their potential as radiation detectors.
Area Of Science
- Materials Science
- Solid State Physics
- Radiochemistry
Background
- Lithium borate glasses are explored for their potential in radiation detection.
- Understanding thermoluminescence (TL) properties is crucial for developing new dosimeters.
- Borate glasses offer a versatile matrix for incorporating various dopants and studying their properties.
Purpose Of The Study
- To prepare and characterize (100 - x)B2O3-xLi2O glass system.
- To evaluate the thermoluminescence response of these glasses to ultraviolet (UV) and beta radiation.
- To investigate the influence of composition on the TL properties.
Main Methods
- Conventional melting and molding technique for glass preparation.
- Thermoluminescence (TL) measurements following UV and beta irradiation.
- Complementary analyses including density, UV-Vis spectroscopy, FTIR, XRD, and DTA.
Main Results
- Glass samples in the (100 - x)B2O3-xLi2O system (30-50 mol% Li2O) were successfully prepared.
- Thermoluminescence glow curves showed distinct peaks after UV exposure (~170°C) and beta exposure (~150°C).
- Complementary analyses provided insights into the structural and optical properties of the glasses.
Conclusions
- The studied lithium borate glasses exhibit promising thermoluminescence characteristics.
- These materials show potential for application as UV and beta radiation detectors.
- Further research can optimize composition for enhanced dosimetric properties.
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