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Syntheses and Photoluminescence Properties of Eu2+/Tb3+ Doped Sr2Si5N8 Phosphors
被引:0
作者:

Peng Xia
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h-index: 0
机构:
Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China
Univ Chinese Acad Sci, Beijing 100049, Peoples R China Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China

Li Shu-Xing
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h-index: 0
机构:
Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China
Univ Chinese Acad Sci, Beijing 100049, Peoples R China Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China

Liu Xue-Jian
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h-index: 0
机构:
Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China

Huang Yi-Hua
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机构:
Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China

Huang Zheng-Ren
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Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China

Li Hui-Li
论文数: 0 引用数: 0
h-index: 0
机构:
E China Normal Univ, Dept Phys, Shanghai 200062, Peoples R China Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China
机构:
[1] Chinese Acad Sci, Shanghai Inst Ceram, State Key Lab High Performance Ceram & Superfine, Shanghai 200050, Peoples R China
[2] Univ Chinese Acad Sci, Beijing 100049, Peoples R China
[3] E China Normal Univ, Dept Phys, Shanghai 200062, Peoples R China
基金:
中国国家自然科学基金;
关键词:
alkaline-earth-silicon-nitrides;
carbothermal reduction and nitridation method;
luminescence;
energy transfer;
LUMINESCENCE PROPERTIES;
ALPHA-SIALON;
SR;
CA;
BA;
M=CA;
D O I:
暂无
中图分类号:
TQ174 [陶瓷工业];
TB3 [工程材料学];
学科分类号:
0805 ;
080502 ;
摘要:
Eu2+/Tb3+ doped Sr2Si5N8 phosphors were prepared by carbothermal reduction and nitridation method. The luminescence of Tb3+/Eu2+ co-doped Sr2Si5N8 were investigated. The experimental results indicated that owing to spin-allowed f -> d transition rule the four emission lines located at 490, 543, 585, and 623 nm which ascribed to the D-5(4)-> F-7(j) (j = 6, 5, 4, 3) transitions were observed under 330 nm excitation. No obvious changes in spectral line shape were observed for Sr2Si5N8:Eu2+ co-doped with Tb3+. However, the emission intensity was improved by about 20% with Tb3+ doping concentration of x = 0.01 mainly because of the electric multipole energy transfer from Tb3+ to Eu2+.
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收藏
页码:397 / 400
页数:4
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