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Ba3Ce1-
x K(PO4)3F:x Tb3+的发光性能及光谱调控Luminescence Properties and Spectral Control of Ba3Ce1-
x K(PO4)3F:x Tb3+ Phosphor- 发光学报 2020年41卷第10期 页码：1241-1248
- 作者机构：
1.青岛科技大学 化学与分子工程学院, 山东 青岛 266042
2.美国佐治亚南方大学 物理系, 佐治亚 斯泰茨伯勒 30460
3.重庆邮电大学 理学院, 重庆 400065
- 作者简介：
[ "吴占超(1980-), 男, 河北藁城人, 博士, 副教授, 2007年于中山大学获得博士学位, 主要从事稀土发光材料的研究。E-mail:qustwzc@qust.edu.cn" ]
[ "王笑军(1958-), 男, 吉林舒兰人, 博士, 教授, 博士研究生导师, 1992年于美国佐治亚大学获得博士学位, 主要从事激光光谱学、固体的非线性和线性光学和红外特性、荧光和光学/拉曼散射技术、荧光粉和长余辉荧光粉的研究。E-mail:xwang@georgiasouthern.edu" ]
- 基金信息：国家自然科学基金(51472132)
DOI：10.37188/CJL.20200176
中图分类号： O482.31收稿日期：2020-06-25，
录用日期：2020-7-13，
纸质出版日期：2020-10
- 稿件说明：
移动端阅览
吴占超, 焦妍梅, 张雪, 等. Ba3Ce1-
x K(PO4)3F:x Tb3+的发光性能及光谱调控[J]. 发光学报, 2020,41(10):1241-1248.Zhan-chao WU, Yan-mei JIAO, Xue ZHANG, et al. Luminescence Properties and Spectral Control of Ba3Ce1-
x K(PO4)3F:x Tb3+ Phosphor[J]. Chinese journal of luminescence, 2020, 41(10): 1241-1248.吴占超, 焦妍梅, 张雪, 等. Ba3Ce1-
x K(PO4)3F:x Tb3+的发光性能及光谱调控[J]. 发光学报, 2020,41(10):1241-1248. DOI： 10.37188/CJL.20200176.Zhan-chao WU, Yan-mei JIAO, Xue ZHANG, et al. Luminescence Properties and Spectral Control of Ba3Ce1-
x K(PO4)3F:x Tb3+ Phosphor[J]. Chinese journal of luminescence, 2020, 41(10): 1241-1248. DOI： 10.37188/CJL.20200176.
摘要
采用高温固相法制备了Ba
5-2
x
Ce
x
K
x
（PO
4
）
3
F和Ba
3
Ce
1-
x
K（PO
4
）
3
F:
x
Tb
3+
荧光粉，通过XRD、SEM（含mapping和EDX）、光致激发和发射光谱对其结构、形貌、组成及发光性能进行了研究。实验结果表明，在紫外光激发下，Ba
3
CeK（PO
4
）
3
F荧光粉发出明亮的蓝光，而在Ce
3+
、Tb
3+
共掺的Ba
3
Ce
1-
x
K（PO
4
）
3
F:
x
Tb
3+
荧光粉中观察到有效的Ce-Tb能量传递，并实现了发光颜色随着Tb
3+
掺杂浓度的增加逐渐由蓝光转变为蓝绿光并最终转变为绿光的有效调控。当Tb
3+
掺杂摩尔分数
x
=0.20时，Ba
3
Ce
1-
x
K（PO
4
）
3
F:
x
Tb
3+
中Tb
3+
的发光强度达到最大。
Abstract
Ba
5-2
x
Ce
x
K
x
(PO
4
)
3
F and Ba
3
Ce
1-
x
K(PO
4
)
3
F:
x
Tb
3+
phosphors were prepared by high temperature solid state method. Their structure
morphology
composition and photoluminescent properties were studied by XRD
SEM(including mapping and EDX)
photoluminescence excitation and emission spectra. The results show that Ba
3
CeK(PO
4
)
3
F phosphor emits bright blue light under the excitation of UV light
while the emission of Ba
3
Ce
1-
x
K(PO
4
)
3
F:
x
Tb
3+
phosphor gradually changes from blue light to blue green light and finally to green light as the Tb
3+
doping concentration increases. The Ce
3+
ions can strongly sensitize the luminescence of Tb
3+
ions under UV excitation through the efficient energy transfer process from Ce
3+
to Tb
3+
ions. The emission intensity of Tb
3+
in Ba
3
Ce
1-
x
K(PO
4
)
3
F:
x
Tb
3+
reaches the maximum when the mole concentration of Tb
3+
is
x
=0.20.
关键词
Keywords
references
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