White LED;
Energy transfer;
Photoluminescence;
Ba2CaLa1-x-y-z(PO4)(3):xDy(3+)-yTm(3+)-zEu(3+);
LIGHT EMITTING DIODES;
DY3+ PHOSPHOR;
EMISSION;
TB3+;
PHOTOLUMINESCENCE;
PROPERTY;
D O I:
10.1016/j.ceramint.2015.06.056
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:
A series of Dy3+-, Tm3+-, Eu3+ co-activated Ba2CaLa(PO4)(3) phosphors were synthesized via a standard solid state reaction under normal ambient air, and the emission colors could be tuned from blue to white and then to red. It was discovered that the energy is transferred from Tm3+ to Dy3+ by directly observing overlap of the excitation spectrum of Dy3+ and the emission spectrum of Tm3+ and Dy3+. By utilizing the principle of energy transfer, we have demonstrated that with appropriate tuning of activator content, Ba2CaLa1-x-y-z(PO4)(3):xDy(3+)-yTm(3+)-zEu(3+) phosphors exhibit great potential for use as single-component phosphors for warm white ultraviolet light-emitting diodes (UV LEDs). (C) 2015 Elsevier Ltd and Techna Group S.r.l. All rights reserved.
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Li Yinqun
Ma Hongping
论文数: 0引用数: 0
h-index: 0
机构:
Zhejiang Univ Sci & Technol, Sch Mech & Automot Engn, Hangzhou 310012, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Ma Hongping
Hua Youjie
论文数: 0引用数: 0
h-index: 0
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Hua Youjie
Yang Qinghua
论文数: 0引用数: 0
h-index: 0
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Yang Qinghua
Li Chenxia
论文数: 0引用数: 0
h-index: 0
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Li Chenxia
Deng Degang
论文数: 0引用数: 0
h-index: 0
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Deng Degang
Xu Shiqing
论文数: 0引用数: 0
h-index: 0
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Li Yinqun
Ma Hongping
论文数: 0引用数: 0
h-index: 0
机构:
Zhejiang Univ Sci & Technol, Sch Mech & Automot Engn, Hangzhou 310012, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Ma Hongping
Hua Youjie
论文数: 0引用数: 0
h-index: 0
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Hua Youjie
Yang Qinghua
论文数: 0引用数: 0
h-index: 0
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Yang Qinghua
Li Chenxia
论文数: 0引用数: 0
h-index: 0
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Li Chenxia
Deng Degang
论文数: 0引用数: 0
h-index: 0
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China
Deng Degang
Xu Shiqing
论文数: 0引用数: 0
h-index: 0
机构:
China Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R ChinaChina Jiliang Univ, Coll Mat Sci & Engn, Hangzhou 310018, Zhejiang, Peoples R China