A novel non-enzymatic hydrogen peroxide biosensor based on ultralong manganite MnOOH nanowires

  • Xia Cao
  • , Ning Wang*
  • , Long Wang
  • , Changpan Mo
  • , Yanjun Xu
  • , Xiaolan Cai
  • , Lin Guo
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

In this paper, ultralong MnOOH nanowires were first synthesized via a facile solution method without using any organic surfactants. A novel non-enzymatic hydrogen peroxide (H2O2) sensor was then developed on the base of MnOOH nanowire composite film modified glass carbon electrode (GCE). The resulted biosensor exhibited excellent performance for H2O2 determination with a wide linear range (1.5 × 10-4-1.6 mM), a highly reproducible response (R.S.D. of 2.7%) and long-term stability. The good analytical performance, low cost and straightforward preparation method made this novel electrode material promising for the development of effective non-enzymatic hydrogen peroxide sensor.

Original languageEnglish
Pages (from-to)730-734
Number of pages5
JournalSensors and Actuators B: Chemical
Volume147
Issue number2
DOIs
StatePublished - 3 Jun 2010

Keywords

  • Electrocatalysis
  • HO
  • MnOOH nanowires
  • Non-enzymatic biosensor

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