微波水热法制备铋铕共掺杂氧化钇磷光粉

王烨文; 陈毅彬; 曾人杰

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微波水热法制备铋铕共掺杂氧化钇磷光粉

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- 微波水热法制备铋铕共掺杂氧化钇磷光粉
- Bi and Eu-codoped Y2O3 Phosphor Prepared by Microwave Hydrothermal Processing and Its Luminescent Properties
- 发光学报 2009年30卷第2期页码：174-178
- 作者机构：
 
 厦门大学材料学院
- 作者简介：
 
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 [ "" ]
- 基金信息：
- DOI：
 中图分类号： O482.31
- 纸质出版日期：2009-4-30，
 
 网络出版日期：2009-4-30，
 
 收稿日期：2008-8-25，
 
 修回日期：1900-1-2，
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王烨文, 陈毅彬, 曾人杰. 微波水热法制备铋铕共掺杂氧化钇磷光粉[J]. 发光学报, 2009,30(2):174-178.

WANG Ye-wen, CHEN Yi-bin, ZENG Ren-jie. Bi and Eu-codoped Y2O3 Phosphor Prepared by Microwave Hydrothermal Processing and Its Luminescent Properties[J]. Chinese Journal of Luminescence, 2009,30(2):174-178.
王烨文, 陈毅彬, 曾人杰. 微波水热法制备铋铕共掺杂氧化钇磷光粉[J]. 发光学报, 2009,30(2):174-178. DOI：

WANG Ye-wen, CHEN Yi-bin, ZENG Ren-jie. Bi and Eu-codoped Y2O3 Phosphor Prepared by Microwave Hydrothermal Processing and Its Luminescent Properties[J]. Chinese Journal of Luminescence, 2009,30(2):174-178. DOI：

摘要

用微波水热法制备化学计量比为(Y

0.94-x

0.06

)

(x=0

0.01~0.06 )的铋铕共掺杂氧化钇磷光粉。用XRD、SEM、EDS、荧光光谱及HRTEM等进行表征。结果表明:该系统由于铋的加入使(211)晶面的生长受到抑制;在激发波长346 nm时

由于铋的掺入使发光增强;随铋掺杂量的增加

其发光先增强后减弱

并在x=0.03时有最大值;因此该系统可作为320~375 nm的近紫外(如白光LED及高压汞灯)激发用磷光粉。该系统在激发波长为254 nm时

铋的加入使发光强度减弱;因此该系统不适合用于低压汞灯。

Abstract

paper

关键词

敏化微波水热铋铕共掺杂氧化钇荧光粉

Keywords

references

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