NaYF4∶Yb,Er@SiO2与Au纳米粒子荧光共振能量传递系统的构建与研究

涂浪平; 孔祥贵

doi:10.3788/fgxb20133402.0149

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NaYF₄∶Yb,Er@SiO₂与Au纳米粒子荧光共振能量传递系统的构建与研究

半导体发光、激光和光电性质 | 更新时间：2020-08-12

- NaYF₄∶Yb,Er@SiO₂与Au纳米粒子荧光共振能量传递系统的构建与研究
- Studies on The Constructure Based on Luminescnece Resonant Energy Transfer Between NaYF₄∶Yb,Er@SiO₂ Nanostructure as Donors and Gold Nanoparticle as Acceptors
- 发光学报 2013年34卷第2期页码：149-153
- 作者机构：
  
  1. 发光学及应用国家重点实验室中国科学院长春光学精密机械与物理研究所, 吉林长春 130033
  2. 中国科学院大学, 北京 100049
- 作者简介：
- 基金信息：
  
  国家自然科学基金(10904142,60971026,11074249,11004188) 资助项目()
- DOI：10.3788/fgxb20133402.0149
  中图分类号： O482.31
- 纸质出版日期：2013-2-10，
  
  收稿日期：2012-11-23，
  
  修回日期：2012-12-24，
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涂浪平, 孔祥贵. NaYF4∶Yb,Er@SiO2与Au纳米粒子荧光共振能量传递系统的构建与研究[J]. 发光学报, 2013,34(2): 149-153

TU Lang-ping, KONG Xiang-gui. Studies on The Constructure Based on Luminescnece Resonant Energy Transfer Between NaYF4∶Yb,Er@SiO2 Nanostructure as Donors and Gold Nanoparticle as Acceptors[J]. Chinese Journal of Luminescence, 2013,34(2): 149-153
涂浪平, 孔祥贵. NaYF4∶Yb,Er@SiO2与Au纳米粒子荧光共振能量传递系统的构建与研究[J]. 发光学报, 2013,34(2): 149-153 DOI： 10.3788/fgxb20133402.0149.

TU Lang-ping, KONG Xiang-gui. Studies on The Constructure Based on Luminescnece Resonant Energy Transfer Between NaYF4∶Yb,Er@SiO2 Nanostructure as Donors and Gold Nanoparticle as Acceptors[J]. Chinese Journal of Luminescence, 2013,34(2): 149-153 DOI： 10.3788/fgxb20133402.0149.

摘要

采用SiO

对NaYF

∶Yb

Er油相上转换纳米晶进行包覆以实现其水溶性

通过在SiO

壳表面吸附Au纳米粒子

进一步构建了NaYF

∶Yb

Er@SiO

与Au纳米粒子能量传递的体系

该体系可实现对NaYF

∶Yb

Er上转换纳米粒子红绿光比的连续可调。该研究结果有助于实现上转换发光纳米材料在生物成像、检测和传感等方面的应用。

Abstract

We present a facile method to integrate NaYF

∶Yb

Er upconversion nanoparticles with Au nanoparticles for constructing NaYF

∶Yb

Er@SiO

@Au composite nanostructures

in which a silica layer on NaYF

∶Yb

Er nanoparticles to make them water-stable and acts as an interface for Au decoration. The green and red emissions of the upconversion nanoparticles can be conveniently adjusted by altering the amount of surrounding Au nanoparticles. These results are positive for the widely exploring applications of upconversion nanoparticles in biological imaging

detection

and sensing.

关键词

NaYF4上转换纳米粒子金纳米粒子共振能量传递

Keywords

NaYF4 upconversion nanoparticleAu nanoparticleresonance energy transfer

references

Zhang F, Che R C, Li X M, et al. Direct image the upconversion nanocrystal core/shell structure at the subnanometer level: Shell thickness dependence in upconverting optical properties [J]. Nano Lett., 2012, 12(6):2852-2858.[2] Wang M, Hou W, Mi C C, et al. Immunoassay of goat antihuman immuno globulin G antibody based on luminescence resonance energy transfer between near-infrared responsive NaYF4∶Yb,Er upconversion fluorescent nanoparticles and gold nanoparticles [J]. Anal. Chem., 2009, 81(21):8783-8789.[3] Gainer C F, Joshua G S, de Silva C R, et al. Control of green and red upconversion in NaYF4∶Yb3+,Er3+ nanoparticles by excitation modulation [J]. J. Mater. Chem., 2011, 21(46):18530-18533.[4] Qian H S, Zhang Y. Synthesis of hexagonal-phase core-shell NaYF4 nano-crystals with tunable upconversion fluorescence [J]. Langmuir, 2008, 24(21):12123-12125.[5] Li Z Q, Zhang Y, Jiang S. Multicolor core/shell-structured upconversion fluorescent nanoparticles [J]. Adv. Mater., 2008, 20(24):4765-4769.[6] Haase M, Schafer H. Upconverting nanoparticles [J]. Angew. Chem. Int. Ed., 2011, 50(26):5808-5829.

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