Robust and multifunctional nanosheath for chemical and biological nanodevices

  • Hyun Wook Ra
  • , Jin Tae Kim
  • , Rizwan Khan
  • , Deepti Sharma
  • , Yeong Geun Yook
  • , Yoon Bong Hahn
  • , Jin Ho Park
  • , Dae Ghon Kim
  • , Yeon Ho Im*
  • *Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

Abstract

The contribution of advanced nanoscale chemical and biological devices to life science has been limited to a small number of nanomaterials, due to the absence of effective surface modification routes. Herein, we demonstrate a polymer-like nanosheath synthesized by nonthermal plasma technology (NPT) that can protect the core nanomaterial from the solution environment and provide a multifunctional platform for chemical and biological nanosensors. For ZnO nanowires (NWs) which are unstable in solution, we demonstrate that this nanosheath makes it possible for ZnO NW field-effect transistors to act as a pH sensor for 24 h and a biosensor for the real-time, label-free detection of liver cancer markers.

Original languageEnglish
Pages (from-to)1891-1897
Number of pages7
JournalNano Letters
Volume12
Issue number4
DOIs
StatePublished - 2012.04.11

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • AFP
  • liver cancer
  • Nanosheath
  • polymer-like amorphous carbon
  • ZnO nanowire
  • ZnO-PAC core-shell

Quacquarelli Symonds(QS) Subject Topics

  • Engineering - Mechanical
  • Materials Science
  • Engineering - Chemical
  • Chemistry
  • Physics & Astronomy

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