SiQDs/Cu2-β-CD nanoclusters: A fluorescence probe for the mutual non-interference detection of uric acid and l-cysteine under alkaline conditions

Yonggang Peng, Fan Shao, Kaixi Guo, Hanhan Zhuo, Yuan Wang,Xiaowei Xie,Yongxin Tao

Inorganic Chemistry Communications（2022）

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摘要

l-Cysteine can enhance the fluorescence of SiQDs/Cu2-β-CD nanoclusters at pH 8; uric acid can attenuate their fluorescence at pH 13. SiQDs = silicon quantum dots; Cu2-β-CD = Cu-modified-β-cyclodextrin; l-Cys = l-cysteine.

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关键词

Silicon quantum dots,β-Cyclodextrin,Nanoclusters,Uric acid detection

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