SYNTHESIS AND LUMINESCENCE PROPERTIES OF(Ce,Gd,Mn)MgB5O10

Hong Guangyan; Jia Qingxin; Yang Yongqing

doi:null

您当前的位置：

首页 >

文章列表页 >

SYNTHESIS AND LUMINESCENCE PROPERTIES OF(Ce,Gd,Mn)MgB₅O₁₀

更新时间：2020-08-11

- SYNTHESIS AND LUMINESCENCE PROPERTIES OF(Ce,Gd,Mn)MgB₅O₁₀
- Chinese Journal of Luminescence Vol. 10, Issue 4, Pages: 304-310(1989)
- 作者机构：
  
  中国科学院长春应用化学研究所
- 作者简介：
- 基金信息：
- DOI：
  CLC：
- Received：30 June 1988，
  
  Published：30 November 1989
- 稿件说明：
移动端阅览
洪广言, 贾庆新, 杨永清. (Ce,Gd,Mn)MgB5O10磷光体的合成及其发光[J]. 发光学报, 1989,10(4): 304-310

Hong Guangyan, Jia Qingxin, Yang Yongqing. SYNTHESIS AND LUMINESCENCE PROPERTIES OF(Ce,Gd,Mn)MgB5O10[J]. Chinese Journal of Luminescence, 1989,10(4): 304-310
洪广言, 贾庆新, 杨永清. (Ce,Gd,Mn)MgB5O10磷光体的合成及其发光[J]. 发光学报, 1989,10(4): 304-310 DOI：

Hong Guangyan, Jia Qingxin, Yang Yongqing. SYNTHESIS AND LUMINESCENCE PROPERTIES OF(Ce,Gd,Mn)MgB5O10[J]. Chinese Journal of Luminescence, 1989,10(4): 304-310 DOI：

摘要

本文采用固相反应的方法合成了一系列(Ce

Mn)MgB

磷光体。观察到合成温度、灼烧时间、原料配比对磷光体的形成和发光亮度有重要影响。X射线衍射分析表明

磷光体结构与LaMgB

相同

属单斜晶系、空间群P2

1/c

。用EPR确定了磷光体中锰离子为二价。测定了(Ce

0.2

)MgB

(Gd

0.7

0.3

)MgB

(Mn

0.05

0.95

)MgB

(Ce

0.2

0.05

0.75

)MgB

(Gd

0.95

0.05

)MgB

、(Ce

0.2

0.8

)MgB

和(Ce

0.2

0.75

0.05

)MgB

等磷光体的光谱。根据光谱数据讨论了(Ce

0.2

0.75

0.05

)MgB

磷光体中能量传递过程为:Ce

→Mn

以及Ce

→Gd

→Mn

其中Ce

离子可将能量高效地传递给Gd

离子起着中间体的作用。

Abstract

A scries of (Ce

Mn)Mg

phospnors nave Dccn synthesized by solid state reaction method. The influences of the temperature

the fire time and the ratio of the raw material were investigated. X-ray diffraction patterns show that the structure of (Cc

Mn)MgB

is the same as that of LaMgB

and both of them belong to monoclinic System

space group P2

1/c

.The EPR results show that the manganese ion has a valency of two in (Cr

Mn)MgB

.The spectra of (Ce

0:2

0:8

)MgB

(Gd

0:7

0:3

) MgB

(Mn0:05 La0:95)MgB

(Ce

0:2

0:05

BLa

0:75

)Mg

(Gd0:59Mno:06 )MgB

(Ce

0:2

0:8

)MgB

and (Ce

0:2

0:05

BLa

0:75

))MgB

have been measured. The spectra show that the processes of energy transfer in the phosphors are Ce

-Mn

and Ce

-Gd

-Mn

关键词

Keywords

references

Views

下载量

CSCD

Alert me when the article has been cited

提交

Tools

Publicity Resources

No data

Related Author

No data

Related Institution

No data

AI问答

Address：No.3888 Dong Nanhu Road, Changchun, Jilin, China Postal code：130033
Tel：0431-86176862 Email：fgxbt@126.com
Technical support is provided by Beijing Founder electronics co., LTD 吉ICP备11002662号-17 京公网安备11010802024621
It is recommended to read the content of this site in Chrome&IE9+. Please switch to extreme mode in browser 360.
Cookies We use cookies to help provide and enhance our service and tailor content. By continuing, you agree to the use of cookies.

⁰