Few-Layer Graphdiyne Nanosheets Applied for Multiplexed Real-Time DNA Detection

Nargish Parvin, Quan Jin, Yanze Wei, Ranbo Yu, Bing Zheng, Ling Huang, Ying Zhang, Lianhui Wang, Hua Zhang, Mingyuan Gao, Huijun Zhao, Wenping Hu, Yuliang Li, Dan Wang

Research output: Contribution to journalArticlepeer-review

215 Scopus citations

Abstract

Despite recent progress in 2D nanomaterials-based biosensing, it remains challenging to achieve sensitive and high selective detection. This study develops few-layer graphdiyne (GD) nanosheets (NSs) that are used as novel sensing platforms for a variety of fluorophores real-time detection of DNA with low background and high signal-to-noise ratio, which show a distinguished fluorescence quenching ability and different affinities toward single-stranded DNA and double-stranded DNA. Importantly, for the first time, a few-layer GD NSs-based multiplexed DNA sensor is developed.

Original languageEnglish
Article number1606755
JournalAdvanced Materials
Volume29
Issue number18
DOIs
StatePublished - 10 May 2017

Keywords

  • biosensing
  • fluorescence quenching
  • graphdiyne nanosheets
  • real-time detection

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