Synthesis of Sr5 (PO4)3 Cl∶Ce3+ Phosphors by Hydrothermal and Post-annealing Method

XIE Dong-hua; CHEN Xiang-ying; CHEN Chong

doi:10.3788/fgxb20133402.0123

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Synthesis of Sr₅ (PO₄)₃ Cl∶Ce³⁺ Phosphors by Hydrothermal and Post-annealing Method

paper | 更新时间：2020-08-12

- Synthesis of Sr₅ (PO₄)₃ Cl∶Ce³⁺ Phosphors by Hydrothermal and Post-annealing Method
- Chinese Journal of Luminescence Vol. 34, Issue 2, Pages: 123-132(2013)
- 作者机构：
  
  合肥工业大学化学工程学院可控化学与材料化工安徽省重点实验室, 安徽合肥 230009
- 作者简介：
- 基金信息：
  
  Supported by Fundamental Research Funds for The Central Universities
- DOI：10.3788/fgxb20133402.0123
  CLC： O6143.3;O625.5
- Received：20 November 2012，
  
  Revised：08 December 2012，
  
  Published：10 February 2013
- 稿件说明：
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谢东华, 陈祥迎, 陈崇. 利用水热-后煅烧方法制备Sr5(PO4)3Cl∶Ce3+磷光体[J]. 发光学报, 2013,34(2): 123-132

XIE Dong-hua, CHEN Xiang-ying, CHEN Chong. Synthesis of Sr5 (PO4)3 Cl∶Ce3+ Phosphors by Hydrothermal and Post-annealing Method[J]. Chinese Journal of Luminescence, 2013,34(2): 123-132
谢东华, 陈祥迎, 陈崇. 利用水热-后煅烧方法制备Sr5(PO4)3Cl∶Ce3+磷光体[J]. 发光学报, 2013,34(2): 123-132 DOI： 10.3788/fgxb20133402.0123.

XIE Dong-hua, CHEN Xiang-ying, CHEN Chong. Synthesis of Sr5 (PO4)3 Cl∶Ce3+ Phosphors by Hydrothermal and Post-annealing Method[J]. Chinese Journal of Luminescence, 2013,34(2): 123-132 DOI： 10.3788/fgxb20133402.0123.

摘要

利用一种简单有效的水热-后煅烧方法合成了Sr

(PO

)

Cl∶Ce

磷光体。实验结果表明

通过调节水热条件的溶剂类型和组成可以得到球形/橄榄球形Sr

(PO

)

Cl∶Ce

磷光体。橄榄球形Sr

(PO

)

Cl∶Ce

磷光体的内在生长方向为[001]

空间群为

。更为重要的是

可以利用后煅烧方法来研究Sr

(PO

)

Cl∶Ce

磷光体的光学性能

发光强度的主要影响因素包括Ce

含量、煅烧温度、H

O-三乙醇胺体系中的体积比。Sr

(PO

)

Cl∶Ce

磷光体的发光谱以及CIE色温图表明

该产物具有蓝光发射的特性。

Abstract

A simple and efficacious hydrothermal and post-annealing method has been developed to prepare Sr

(PO

)

Cl∶Ce

phosphors. The experimental results reveal that modulating the solvent species as well as the solvent composition (

i.e.

solvent effect) can give rise to Sr

(PO

)

Cl∶Ce

phosphors with granular/rugby-like shapes and various sizes under hydrothermal conditions. The driving force for rugby-like Sr

(PO

)

Cl∶Ce

phosphor growing along [001] direction originates from its intrinsic symmetry of

. More importantly

post-annealing method was further carried out to investigate the luminescent properties of Sr

(PO

)

Cl∶Ce

phosphors. Ce

doping content

calcination temperature

volume ratio in H

O-triethyleneamine and two different synthetic methods play important roles in determining the emission intensity. The PL

PLE spectra and CIE chromaticity coordinates illustrate the excellent blue emission feature of Sr

(PO

)

Cl∶Ce

phosphors.

关键词

Keywords

references

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