Fabrication of ultra-sensitive and selective dopamine electrochemical sensor based on molecularly imprinted polymer modified graphene@carbon nanotube foam

Yingchun Li, Jie Liu, Manhua Liu, Feng Yu, Lu Zhang, Hui Tang, Bang Ce Ye, Linfei Lai

Research output: Contribution to journalArticlepeer-review

69 Scopus citations

Abstract

A new type of three-dimensional (3D) electrochemical sensor was prepared by combining carbon nanotubes on graphene foam (GF/CNT) with molecularly imprinted polymer (MIP), which affords simultaneous identification and quantification towards target compound. The hybrid sensor shows ultralow detection limit of 6.67 × 10- 16 M (S/N = 3), wide range of 2 × 10- 15 M to 1 × 10- 12 M, and superb selectivity for dopamine (DA) detection.

Original languageEnglish
Pages (from-to)42-45
Number of pages4
JournalElectrochemistry Communications
Volume64
DOIs
StatePublished - 1 Mar 2016
Externally publishedYes

Keywords

  • Carbon nanotube
  • Dopamine
  • Electrochemical sensor
  • Graphene network
  • Molecularly imprinted polymer

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