新型固态照明用发光材料 Ca3SiO4Br2∶ Eu2+的合成、结构与发光性能

夏志国; 孙家跃; 李国武; 熊明; 杜海燕

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新型固态照明用发光材料 Ca₃SiO₄Br₂∶ Eu²⁺的合成、结构与发光性能

材料合成及性能研究 | 更新时间：2020-08-12

- 新型固态照明用发光材料 Ca₃SiO₄Br₂∶ Eu²⁺的合成、结构与发光性能
- Synthesis and Analysis of Novel Solid State Lighting Compound Ca₃SiO₄Br₂∶ Eu²⁺
- 发光学报 2011年32卷第10期页码：988-992
- 作者机构：
  
  1. 中国地质大学(北京) 材料科学与工程学院
  2. 北京工商大学化学与环境工程学院
- 作者简介：
- 基金信息：
  
  国家自然科学基金(51002146)();教育部博士点新教师基金(20090022120002)();中央高校基本科研业务费专项基金(2010ZY35, 2011YXL
- DOI：
  中图分类号： O482.31
- 收稿：2011-06-08，
  
  修回：2011-8-30，
  
  网络首发：2011-10-22，
  
  纸质出版：2011-10-22
- 稿件说明：
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夏志国, 孙家跃, 李国武, 熊明, 杜海燕. 新型固态照明用发光材料 Ca3SiO4Br2∶ Eu2+的合成、结构与发光性能[J]. 发光学报, 2011,32(10): 988-992

XIA Zhi-guo, SUN Jia-yue, LI Guo-wu, XIONG Ming, DU Hai-yan. Synthesis and Analysis of Novel Solid State Lighting Compound Ca3SiO4Br2∶ Eu2+[J]. Chinese Journal of Luminescence, 2011,32(10): 988-992
夏志国, 孙家跃, 李国武, 熊明, 杜海燕. 新型固态照明用发光材料 Ca3SiO4Br2∶ Eu2+的合成、结构与发光性能[J]. 发光学报, 2011,32(10): 988-992 DOI：

XIA Zhi-guo, SUN Jia-yue, LI Guo-wu, XIONG Ming, DU Hai-yan. Synthesis and Analysis of Novel Solid State Lighting Compound Ca3SiO4Br2∶ Eu2+[J]. Chinese Journal of Luminescence, 2011,32(10): 988-992 DOI：

摘要

制备了一种Eu

掺杂的新型Ca

SiO

蓝色发光材料

详细研究了其晶体结构组成。采用助熔剂法生长出Ca

SiO

片状单晶

解析并证实该晶体为Ca

SiO

其结构基元中存在交替排列的Ca

SiO

和CaBr

层。荧光光谱测试表明:Ca

SiO

∶ Eu

材料可被近紫外光(300~430 nm)有效激发

产生较强的蓝光发射

发射主峰位于470 nm左右

样品的紫外-可见(UV-Vis)光谱进一步证实了其有效吸收近紫外光的特征。研究表明

卤硅酸盐基质的Ca

SiO

∶ Eu

材料是一种优良白光LED用蓝色荧光粉。

Abstract

paper

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Keywords

references

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