Bi and Eu-codoped Y&lt;sub&gt;2&lt;/sub&gt;O&lt;sub&gt;3&lt;/sub&gt; Phosphor Prepared by Microwave Hydrothermal Processing and Its Luminescent Properties

WANG Ye-wen; CHEN Yi-bin; ZENG Ren-jie

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Bi and Eu-codoped Y2O3 Phosphor Prepared by Microwave Hydrothermal Processing and Its Luminescent Properties

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- Bi and Eu-codoped Y2O3 Phosphor Prepared by Microwave Hydrothermal Processing and Its Luminescent Properties
- Chinese Journal of Luminescence Vol. 30, Issue 2, Pages: 174-178(2009)
- 作者机构：
 
 厦门大学材料学院
- 作者简介：
 
 [ "" ]
- 基金信息：
- DOI：
 CLC： O482.31
- Received：25 August 2008，
 
 Revised：02 January 1900，
 
 Published Online：30 April 2009，
 
 Published：30 April 2009
- 稿件说明：
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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：

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

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references

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Bi and Eu-codoped Y<sub>2</sub>O<sub>3</sub> Phosphor Prepared by Microwave Hydrothermal Processing and Its Luminescent Properties

DOI：

摘要

Abstract

关键词

Keywords

references