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Nanopipette combined with quartz tuning fork-atomic force microscope for force spectroscopy/microscopy and liquid delivery-based nanofabrication

  • Sangmin An
  • , Kunyoung Lee
  • , Bongsu Kim
  • , Haneol Noh
  • , Jongwoo Kim
  • , Soyoung Kwon
  • , Manhee Lee
  • , Mun Heon Hong
  • , Wonho Jhe
  • Seoul National University
  • National Institute of Standards and Technology
  • Samsung
  • LG Corporation

Research output: Contribution to journalJournal articlepeer-review

Abstract

This paper introduces a nanopipette combined with a quartz tuning fork-atomic force microscope system (nanopipette/QTF-AFM), and describes experimental and theoretical investigations of the nanoscale materials used. The system offers several advantages over conventional cantilever-based AFM and QTF-AFM systems, including simple control of the quality factor based on the contact position of the QTF, easy variation of the effective tip diameter, electrical detection, on-demand delivery and patterning of various solutions, and in situ surface characterization after patterning. This tool enables nanoscale liquid delivery and nanofabrication processes without damaging the apex of the tip in various environments, and also offers force spectroscopy and microscopy capabilities.

Original languageEnglish
Article number033702
JournalReview of Scientific Instruments
Volume85
Issue number3
DOIs
StatePublished - 2014.03

UN SDGs

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

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

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