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Tb3+掺杂透明锗酸盐微晶玻璃:制备与面向X射线探测的增强发光
增强出版Tb3+ Doped Transparent Germanate Glass Ceramics: Preparation and Enhanced Luminescence for X-ray Detection
- Chinese Journal of Luminescence 2021年42卷第6期 页码：804-809
- 作者机构：
1.中国计量大学 材料与化学学院, 浙江 杭州 310018
2.中国计量大学 光电材料与器件研究院, 浙江 杭州 310018
3.中国计量大学 光学与电子科技学院, 浙江 杭州 310018
4.Laboratory of Glasses and Ceramics, Univ Rennes, CNRS, ISCR(Institut des Sciences Chimiques de Rennes) UMR CNRS 6226, University of Rennes 1, Rennes 35042, France
- 作者简介：
[ "陈宇暄(1994-)，男，山西大同人，硕士研究生，2017年于天津城建大学获得学士学位，主要从事发光材料与器件的研究。E-mail: 1208110892@qq.com" ]
[ "黄立辉(1972-)，男，江西赣县人，博士，教授，2001年于中国科学院长春光学精密机械与物理研究所获得博士学位，主要从事发光材料与器件的研究。E-mail:huanglihui@cjlu.edu.cn" ]
- 基金信息：Natural Science Foundation of Zhejiang Province(LY19E020004)
DOI：10.37188/CJL.20210117
中图分类号： O482.31收稿日期：2021-04-01，
修回日期：2021-04-06，
纸质出版日期：2021-06-01
- 稿件说明：
移动端阅览
陈宇暄, 黄立辉, 赵静涛, 等. Tb3+掺杂透明锗酸盐微晶玻璃:制备与面向X射线探测的增强发光[J]. Chinese Journal of Luminescence, 2021,42(6):804-809.
Yu-xuan CHEN, Li-hui HUANG, Jing-tao ZHAO, et al. Tb3+ Doped Transparent Germanate Glass Ceramics: Preparation and Enhanced Luminescence for X-ray Detection[J]. 发光学报, 2021, 42(6): 804-809.
陈宇暄, 黄立辉, 赵静涛, 等. Tb3+掺杂透明锗酸盐微晶玻璃:制备与面向X射线探测的增强发光[J]. Chinese Journal of Luminescence, 2021,42(6):804-809. DOI： 10.37188/CJL.20210117.
Yu-xuan CHEN, Li-hui HUANG, Jing-tao ZHAO, et al. Tb3+ Doped Transparent Germanate Glass Ceramics: Preparation and Enhanced Luminescence for X-ray Detection[J]. 发光学报, 2021, 42(6): 804-809. DOI： 10.37188/CJL.20210117.
摘要
通过熔融淬火和后续热处理，成功制备了Tb
3+
掺杂含LaF
3
纳米晶透明锗酸盐微晶玻璃. 详细研究了所制备的玻璃和微晶玻璃的发光性质. X射线衍射结果表明，玻璃基体中析出的晶相为纯LaF
3
晶体，晶粒尺寸在16~21 nm之间. 在377 nm紫外光和X射线激发下，Tb
3+
掺杂含LaF
3
纳米晶的微晶玻璃比Tb
3+
掺杂的锗酸盐玻璃表现出更强的绿光发射，且绿光发射强度随热处理温度升高和时间的延长而增强. 微晶玻璃在X射线激发下的最大积分发光强度约为商用闪烁晶体Bi
4
Ge
3
O
12
的40.3%. 本研究表明，掺Tb
3+
含LaF
3
纳米晶锗酸盐微晶玻璃在X射线探测中具有潜在的应用前景.
Abstract
Tb
3+
doped transparent germanate glass ceramics embedded with LaF
3
nanocrystals were successfully prepared
via
melt-quenching and subsequent thermal treatment. The luminescent properties of the as-prepared glass and the glass ceramics were investigated in detail. The X-ray diffraction results prove that the crystalline phase precipitated in the glass matrix was pure LaF
3
crystal and the crystal size was between 16 nm and 21 nm. Under the excitation of 377 nm ultraviolet light and X-ray
Tb
3+
glass ceramics embedded with LaF
3
nanocrystals show much intense green emission than Tb
3+
doped germanate glass
and the green emission intensity increases with the increment of thermal treatment temperature and time. The maximum integrated X-ray excited luminescence intensity of the glass ceramics is about 40.3% of that of Bi
4
Ge
3
O
12
crystal which is the commercial scintillating crystal. Our research shows that Tb
3+
doped germanate glass ceramics embedded with LaF
3
nanocrystals have potential application prospects in X-ray detection.
关键词
Keywords
references
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