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Research Progress of Lu3Al5O12-based Scintillation Ceramics
- Chinese Journal of Luminescence Vol. 42, Issue 7, Pages: 917-937(2021)
- 作者机构：
1.中国科学院上海硅酸盐研究所 高性能陶瓷和超微结构国家重点实验室，上海 200050
2.华中师范大学，湖北 武汉 430079
3.上海应用技术大学，上海 201418
- 作者简介：
- 基金信息：National Natural Science Foundation of China(61475175;11005139);Shanghai Sciences and Technology Commission Foundation(19DZ1100703;18511110400);National Key Research and Development Program of China(2016YFB0701004);the Strategic Priority Research Program of the Chinese Academy of Sciences (XDA22000000(XDA22000000);Shanghai Sailing Program(17YF1421500)
DOI：10.37188/CJL.20210049
CLC： TQ174Published：01 July 2021，
Received：01 February 2021，
Revised：14 February 2021，
扫 描 看 全 文
Tong WU, Ling WANG, Huan HE, et al. Research Progress of Lu3Al5O12-based Scintillation Ceramics. [J]. Chinese Journal of Luminescence 42(7):917-937(2021)
Tong WU, Ling WANG, Huan HE, et al. Research Progress of Lu3Al5O12-based Scintillation Ceramics. [J]. Chinese Journal of Luminescence 42(7):917-937(2021) DOI： 10.37188/CJL.20210049.
摘要
介绍了近年来国内外镥铝石榴石(Lu
3
Al
5
O
12
LuAG)基闪烁陶瓷的研究进展，总结了LuAG的晶体结构和物化性能、LuAG基闪烁陶瓷的制备方法和结构缺陷研究、组分调控和材料计算在设计新型LuAG基闪烁材料方面的创新成果等。其中稀土Ce
3+
和Pr
3+
掺杂的LuAG闪烁陶瓷研究进展较快，部分组分已经实现闪烁性能优于同类单晶，并向器件化推进。Ce∶LuAG陶瓷因其高光效和优异的抗辐照损伤性能，被列为高能物理新一代电磁量能器的备选材料;Pr∶LuAG具有快衰减时间和高温荧光热稳定性，在核医学PET成像和油井勘测等领域显示了应用潜力。基于缺陷工程和能带工程的思想，通过Mg
2+
、Y
3+
等掺杂调控基质组分，Ce∶LuAG和Pr∶LuAG陶瓷在闪烁性能上都获得突破性提升;基于透明陶瓷技术，高光学质量的LuAG基闪烁陶瓷将具有重要的应用前景和发展潜力。
Abstract
Recent research progress of lutetium aluminum garnet(Lu
3
Al
5
O
12
LuAG) based scintillation ceramics is introduced. The crystal structure
physical and chemical properties
fabrication methods and structural defects of LuAG-based scintillation ceramics
as well as the novel results in the design of LuAG-based scintillation materials through composition engineering and theory calculation
are summarized in detail. Among those
fruitful progress have been made in Ce
3+
and Pr
3+
doped LuAG scintillation ceramics
better scintillation properties than their single crystal analogous have been achieved in some ceramic components. The devices assembling were developed correspondingly. Herein
Ce∶LuAG ceramics are considered as the candidate materials for the new generation of electromagnetic calorimeters in high energy physics field due to their high luminescence efficiency and excellent radiation hardness performance. Pr∶LuAG has fast decay time and high temperature luminescence thermal stability
showing potential applications in nuclear medicine PET imaging and well-logging. Based on the idea of defect engineering and band gap engineering
breakthrough has been achieved on their scintillation properties improvement through Mg
2+
and Y
3+
co-doping. Based on transparent ceramic technology
LuAG-based scintillation ceramics with high optical quality show important application prospect and development potential.
关键词
Lu3Al5O12(LuAG)闪烁陶瓷缺陷Ce∶LuAG陶瓷Pr∶LuAG陶瓷
Keywords
Lu3Al5O12(LuAG)scintillation ceramicsdefectsCe∶LuAG ceramicsPr∶LuAG ceramics
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