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Design and fabrication of lutetium aluminum silicate glass and nanostructured glass for radiation detection
Journal of the American Ceramic Society ( IF 3.5 ) Pub Date : 2020-12-28 , DOI: 10.1111/jace.17643
Zhenguo Shi 1 , Shifeng Zhou 1 , Zhongmin Yang 1, 2
Affiliation  

Flexible scintillating fiber plays an important role in X‐ray radiation monitoring and high‐resolution medical imaging, while construction of scintillating fiber derived from the commercial material system meet with limited success. Here, we report the design and successful fabrication of the Ce‐activated lutetium aluminum silicate glass, nanostructured glass, and fiber, and explore their scintillating properties. The scintillating glass with optimized composition and optical properties is determined. The crystallization behavior of lutetium aluminum silicate glass is studied and the nanostructured glass embedded with orthorhombic Lu2Si2O7 phase is successfully constructed for the first time. Importantly, the crystalline layer thickness of the nanostructured glass can be finely tuned and ~172.89% enhancement in the scintillating performance can be achieved. Furthermore, the fiber with large sized core is fabricated and its radiation response properties are tested. The results show that it exhibits high sensitivity and its scintillating emission is lineally dependent on the X‐ray power, indicating the potential application for radiation detection.

中文翻译:

辐射探测用aluminum铝硅酸盐玻璃和纳米结构玻璃的设计与制造

柔性闪烁纤维在X射线辐射监测和高分辨率医学成像中起着重要作用,而源自商业材料系统的闪烁纤维的建造却取得了有限的成功。在这里,我们报告了铈激活的硅酸铝aluminum玻璃,纳米结构玻璃和纤维的设计和成功制造,并探讨了它们的闪烁特性。确定具有最佳组成和光学性能的闪烁玻璃。研究了aluminum铝硅酸盐玻璃的结晶行为,并嵌入了正交晶Lu 2 Si 2 O 7纳米结构玻璃阶段首次成功构建。重要的是,可以微调纳米结构玻璃的晶体层厚度,并且可以实现〜172.89%的闪烁性能增强。此外,制造了具有大尺寸纤芯的光纤,并测试了其辐射响应特性。结果表明,它具有很高的灵敏度,其闪烁发射与X射线功率线性相关,表明其在辐射检测中的潜在应用。
更新日期:2021-03-08
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