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Au@Ag core/shell nanoparticles as colorimetric probes for cyanide sensing
Jing-bin Zeng1, Ying-ying Cao, Jing-jing Chen
1State Key Laboratory of Heavy Oil Processing and College of Science, China University of Petroleum (East China), Qingdao, 266555, China. xmuzjb@163.com.
Nanoscale
|July 24, 2014
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".
