Issue 17, 2014
From the journal:

Nanoscale

Au@Ag core/shell nanoparticles as colorimetric probes for cyanide sensing†

Jing-bin Zeng,*a   Ying-ying Cao,a   Jing-jing Chen,a   Xu-dong Wang,b   Jian-feng Yu,a   Bin-bin Yu,c   Zi-feng Yan*a  and  Xi Chend  

* Corresponding authors

a State Key Laboratory of Heavy Oil Processing and College of Science, China University of Petroleum (East China), Qingdao, China
E-mail: xmuzjb@163.com

b Institute for Biological Interfaces, Karlsruhe Institute of Technology, 76344 Karlsruhe, Germany

c Environmental Monitoring Centre of Taizhou, Taizhou 318000, China

d College of Chemistry and Chemical Engineering, Xiamen University, Xiamen 361005, China

Abstract

We synthesize Au@Ag core/shell nanoparticles (NPs) using a Au NP assisted Tollens reaction. The as-synthesized NPs are used for the colorimetric cyanide sensing with a detection limit of 0.4 μM. The bimetallic NPs are immobilized into agarose gels as portable “test strips”.

Graphical abstract: Au@Ag core/shell nanoparticles as colorimetric probes for cyanide sensing

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Article information

DOI
https://doi.org/10.1039/C4NR02560A
Article type
Communication
Submitted
11 May 2014
Accepted
26 Jun 2014
First published
23 Jul 2014

Nanoscale, 2014,6, 9939-9943

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Au@Ag core/shell nanoparticles as colorimetric probes for cyanide sensing

J. Zeng, Y. Cao, J. Chen, X. Wang, J. Yu, B. Yu, Z. Yan and X. Chen, Nanoscale, 2014, 6, 9939 DOI: 10.1039/C4NR02560A

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