Highly sensitive SERS substrates with multi-hot spots for on-site detection of pesticide residues

Tianhua Xie,Zijin Cao, Yuejing Li, Zhiyan Li,Fan-Li Zhang,Yingqiu Gu,Caiqin Han,Guohai Yang,Lulu Qu

Food Chemistry（2022）

引用 38|浏览7

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摘要

•A flexible SERS substrate was developed for rapid detection of pesticide residues.•The substrate was highly sensitive due to the enhanced electromagnetic fields.•The substrate can identify thiram as low as 5 × 10-7 M.•The substrate was successfully used for detection of pesticide residues.

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关键词

Plasmonic nanostructure,Hot spots,Pesticide residues,On-site detection

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