Remarkable enhancement of upconversion fluorescence and confocal imaging of PMMA Opal/NaYF4:Yb3+, Tm3+/Er3+ nanocrystals

Ze Yin; Yongsheng Zhu; Wen Xu; Jing Wang; Sai Xu; Biao Dong; Lin Xu; Shuang Zhang; Hongwei Song

doi:10.1039/C3CC40829A

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Remarkable enhancement of upconversion fluorescence and confocal imaging of PMMA Opal/NaYF₄:Yb³⁺, Tm³⁺/Er³⁺ nanocrystals†

Ze Yin,^a Yongsheng Zhu,^ab Wen Xu,^a Jing Wang,^a Sai Xu,^a Biao Dong,^a Lin Xu,^a Shuang Zhang^a and Hongwei Song*^a

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* Corresponding authors

^a State Key Laboratory on Integrated Optoelectronics, College of Electronic Science and Engineering, Jilin University, Changchun, People's Republic of China
E-mail: hwsong2005@yahoo.com.cn
Fax: +86-431-85155129
Tel: +86-431-85155129

^b College of Physics, Jilin University, 2699 Qianjin Street, Changchun 130012, People's Republic of China

Abstract

Novel PMMA opal photonic crystal/NaYF₄:Yb³⁺, Tm³⁺/Er³⁺ nanocrystal composites were fabricated and tremendous improvement in upconversion luminescence (UCL) was observed under infrared 980 nm excitation. They were also explored to improve brightness of cell images.

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Article information

DOI: https://doi.org/10.1039/C3CC40829A
Article type: Communication
Submitted: 31 Jan 2013
Accepted: 18 Mar 2013
First published: 19 Mar 2013

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Chem. Commun., 2013,49, 3781-3783

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Remarkable enhancement of upconversion fluorescence and confocal imaging of PMMA Opal/NaYF₄:Yb³⁺, Tm³⁺/Er³⁺ nanocrystals

Z. Yin, Y. Zhu, W. Xu, J. Wang, S. Xu, B. Dong, L. Xu, S. Zhang and H. Song, Chem. Commun., 2013, 49, 3781 DOI: 10.1039/C3CC40829A

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Chemical Communications