Synthesis and Photoluminescence Properties of Mn4+-doped BaMg6Ti6O19 Phosphor

被引:30
作者
Sasaki, Talcuya [1 ]
Fukushima, Jun [1 ]
Hayashi, Yamato [1 ]
Takizawa, Hirotsugu [1 ]
机构
[1] Tohoku Univ, Grad Sch Engn, Dept Appl Chem, Aoba Ku, Sendai, Miyagi 9808579, Japan
关键词
RED-EMITTING PHOSPHOR; MN4+; LUMINESCENCE; EFFICIENCY;
D O I
10.1246/cl.140282
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A Mn4+-doped BaMg6Ti6O19 red phosphor was synthesized by a solid-state reaction. This phosphor showed red emission with a peak at 660 nm because of the E-2 -> (4)A(2) transition of Mn4+ upon excitation in the region from near ultraviolet to blue. The specimen doped with 0.1% Mn and synthesized at 1250 degrees C exhibited the maximum emission intensity. BaMg6Ti6O19:Mn4+ is a novel red phosphor of titanate, which is the host material.
引用
收藏
页码:1061 / 1063
页数:3
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