Ag        nanowires enhanced upconversion emission of NaYF4:Yb,Er nanocrystalsvia a direct assembly method

Wei Feng; Ling-Dong Sun; Chun-Hua Yan

doi:10.1039/B909164E

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Ag nanowires enhanced upconversion emission of NaYF₄:Yb,Er nanocrystalsvia a direct assembly method†

Wei Feng,^a Ling-Dong Sun*^a and Chun-Hua Yan*^a

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* Corresponding authors

^a Beijing National Laboratory for Molecular Science, State Key Laboratory of Rare Earth Materials Chemistry and Applications, PKU-HKU Joint Lab on Rare Earth Materials and Bioinorganic Chemistry, Peking University, Beijing, China
E-mail: yan@pku.edu.cn, sun@pku.edu.cn
Fax: +86 10 6275 4179
Tel: +86 10 6275 4179

Abstract

Enhanced upconversion emission of NaYF₄:Yb,Er nanocrystals with Ag nanowires was observed; the enhancement factor of red emission is larger than that of green emission, and it can be further increased with Ag islands composed of larger Ag particles.

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Supplementary files

Experimental and instrumental details, further SEM images,and other upconversion spectra mapping profiles PDF (378K)

Article information

DOI: https://doi.org/10.1039/B909164E
Article type: Communication
Submitted: 08 May 2009
Accepted: 28 May 2009
First published: 11 Jun 2009

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Chem. Commun., 2009, 4393-4395

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Ag nanowires enhanced upconversion emission of NaYF₄:Yb,Er nanocrystalsvia a direct assembly method

W. Feng, L. Sun and C. Yan, Chem. Commun., 2009, 4393 DOI: 10.1039/B909164E

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