Issue 22, 2011
From the journal:

Journal of Materials Chemistry

Gold nanoparticles for highly sensitive and selective copper ions sensing—old materials with new tricks†

Yi-Min Fang,a   Jing Song,a   Jin-Shui Chen,a   Song-Bo Li,a   Le Zhang,a   Guo-Nan Chena  and  Jian-Jun Sun*a  

* Corresponding authors

a Ministry of Education Key Laboratory of Analysis and Determination for Food Safety, Fujian Provincial Key Laboratory of Analysis and Detection for Food Safety, College of Chemistry & Chemical Engineering, Department of Chemistry, Fuzhou University, Fuzhou, China
E-mail: jjsun@fzu.edu.cn
Fax: +86 591 22866136.
Tel: +86 591 22866136

Abstract

We report a new application of gold nanoparticles for visual detection of copper ions with high sensitivity and selectivity based on the colorimetric difference due to the strong and specific inhibition of Cu(NH3)62+ to the corrosion of gold nanoparticles at low concentration.

Graphical abstract: Gold nanoparticles for highly sensitive and selective copper ions sensing—old materials with new tricks

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Article information

DOI
https://doi.org/10.1039/C1JM10771B
Article type
Communication
Submitted
21 Feb 2011
Accepted
21 Apr 2011
First published
05 May 2011

J. Mater. Chem., 2011,21, 7898-7900

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Gold nanoparticles for highly sensitive and selective copper ions sensing—old materials with new tricks

Y. Fang, J. Song, J. Chen, S. Li, L. Zhang, G. Chen and J. Sun, J. Mater. Chem., 2011, 21, 7898 DOI: 10.1039/C1JM10771B

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