Biomimetic nanopore for sensitive and selective detection of Hg(ii) in conjunction with single-walled carbon nanotubes

作者: Qingfeng Zhai , Siqi Zhang , Hong Jiang , Qin Wei , Erkang Wang

DOI: 10.1039/C4TB00844H

关键词: Carbon nanotubeDetection limitSelectivityBiomoleculeHigh selectivityMaterials scienceNanotechnologyNanoporeLake waterMetal ions in aqueous solutionGeneral Materials ScienceGeneral chemistryBiomedical engineeringGeneral Medicine

摘要: Through SWNTs, duplex DNA derived from folding of single-stranded DNA can be quantitated with Zr4+–PEI coated cone-shaped nanopore. With Hg2+ detection, sensitivity and selectivity based on this paradigm is guaranteed without probe immobilization.

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