上转换纳米粒子CaF2:Er3+,Yb3+的合成及其温敏特性

刘国锋; 付作岭

doi:10.3788/fgxb20173802.0133

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上转换纳米粒子CaF₂:Er³⁺,Yb³⁺的合成及其温敏特性

特邀报告 | 更新时间：2020-08-12

- 上转换纳米粒子CaF₂:Er³⁺,Yb³⁺的合成及其温敏特性
- Synthesis and Temperature Sensing of CaF₂: Er³⁺,Yb³⁺ Nanoparticles with Upconversion Fluorescence
- 发光学报 2017年38卷第2期页码：133-138
- 作者机构：
  
  1. 吉林大学物理学院相干光与原子分子光谱教育部重点实验室, 新型电池物理与技术教育部重点实验室, 吉林长春 130012
  2. 美国南佐治亚大学物理系, 佐治亚州斯泰茨伯勒
- 作者简介：
  
  [ "刘国锋(1990-),男,山东潍坊人,博士研究生,2014年于山东师范大学获得学士学位,主要从事稀土发光材料方面的研究。E-mail:gfliu14@163.com" ]
  [ "付作岭(1979-),女,内蒙古赤峰人,博士,教授,2007年于中国科学院长春应用化学研究所获得博士学位,主要从事稀土发光材料方面的研究。E-mail:zlfu@jlu.edu.cn" ]
- 基金信息：
  
  吉林省科技发展计划（20160101294JC）;中国博士后科学基金;国家基础科学人才培养基金（J1103202）资助项目
- DOI：10.3788/fgxb20173802.0133
  中图分类号： O482.31
- 纸质出版日期：2017-2-5，
  
  收稿日期：2016-11-9，
  
  修回日期：2016-12-20，
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刘国锋, 付作岭,. 上转换纳米粒子CaF2:Er3+,Yb3+的合成及其温敏特性[J]. 发光学报, 2017,38(2): 133-138

LIU Guo-feng, FU Zuo-ling,. Synthesis and Temperature Sensing of CaF2: Er3+,Yb3+ Nanoparticles with Upconversion Fluorescence[J]. Chinese Journal of Luminescence, 2017,38(2): 133-138
刘国锋, 付作岭,. 上转换纳米粒子CaF2:Er3+,Yb3+的合成及其温敏特性[J]. 发光学报, 2017,38(2): 133-138 DOI： 10.3788/fgxb20173802.0133.

LIU Guo-feng, FU Zuo-ling,. Synthesis and Temperature Sensing of CaF2: Er3+,Yb3+ Nanoparticles with Upconversion Fluorescence[J]. Chinese Journal of Luminescence, 2017,38(2): 133-138 DOI： 10.3788/fgxb20173802.0133.

摘要

采用水热合成法制备了CaF

：Yb

，Er

上转换纳米粒子。在980 nm激发下，研究了来源于Er

的

11/2

3/2

15/2

跃迁的绿光发射和来源于

9/2

15/2

跃迁的红光发射。由于Er

具有一对热耦合能级（

11/2

3/2

），所合成的样品在293~573 K温度范围内有良好的温敏特性。利用荧光强度比（FIR）技术，测得样品在483 K时具有最大灵敏度0.002 85 K

-1

。

Abstract

CaF

:Yb

upconversion nanoparticles (UCNPs) were synthesized by hydrothermal method. The green and red light from

11/2

3/2

15/2

and

9/2

15/2

of Er

were investigated in detail by using the power depended luminescence intensity under 980 nm excitation. Afterwards

the as-obtained sample was proved that it had good temperature sensing property in the range of 293-573 K based on thermal coupled levels (TCLs) of Er

(

11/2

3/2

)

simultaneously the maximum sensitivity of sample was obtained at 483 K (0.002 85 K

-1

) by utilizing fluorescence intensity ratio (FIR) technique. All the experiment data indicate that the sample has great luminescence property and excellent potential in temperature sensing.

关键词

稀土离子温度传感上转换发光

Keywords

rare earth ionstemperature sensingupconversion luminescence

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