4.8 Article

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

Journal

NANOSCALE
Volume 6, Issue 17, Pages 9939-9943

Publisher

ROYAL SOC CHEMISTRY
DOI: 10.1039/c4nr02560a

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Funding

  1. National Nature Scientific Foundations of China [21105123]
  2. Shandong Young Scientist Awards [BS2012CL037]
  3. Fundamental Research Funds for the Central Universities [14CX02006A, 14CX02216A]

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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 mM. The bimetallic NPs are immobilized into agarose gels as portable test strips.

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