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Related Experiment Video

Updated: May 11, 2026

Fabricating Nanogaps by Nanoskiving
07:36

Fabricating Nanogaps by Nanoskiving

Published on: May 13, 2013

Fabricating nanogaps by nanoskiving.

Parisa Pourhossein1, Ryan C Chiechi

  • 1Stratingh Institute for Chemistry and Zernike Institute for Advanced Materials, University of Groningen.

Journal of Visualized Experiments : Jove
|May 29, 2013
PubMed
Summary
This summary is machine-generated.

Nanoskiving offers a simple, mechanical method for fabricating nanogaps with precise sub-nanometer control. This technique enables the scalable production of dimensionally controlled, electrically addressable nanogap electrodes without specialized equipment.

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Area of Science:

  • Materials Science
  • Nanotechnology
  • Electrical Engineering

Background:

  • Precise control over sub-nanometer spacing in nanogaps remains a significant fabrication challenge.
  • Existing methods often require complex lithography and specialized infrastructure, limiting practical scalability.

Purpose of the Study:

  • To introduce and demonstrate nanoskiving as a facile and effective technique for fabricating dimensionally controlled nanogaps.
  • To enable the production of electrically addressable nanogaps with sub-nanometer precision in practical quantities.

Main Methods:

  • Nanoskiving, a mechanical edge lithography technique, was employed for nanogap electrode fabrication.
  • The process involves a purely mechanical approach, eliminating the need for photolithography or electron-beam lithography.
  • Control over the smallest dimension is achieved by the thickness of sacrificial layers (e.g., Al, Ag) or self-assembled monolayers.

Main Results:

  • Electrically addressable nanogaps with precise control in all three dimensions were successfully fabricated.
  • The smallest dimension of the nanogaps was reliably determined by the sacrificial layer thickness.
  • Nanoskived wires were manually positioned using water droplets, allowing direct electrical connection without further lithography.

Conclusions:

  • Nanoskiving presents a fast, simple, and powerful alternative for nanogap fabrication.
  • This mechanical method overcomes limitations of traditional lithography, offering scalability and reducing infrastructure requirements.
  • The technique facilitates the creation of precisely controlled, electrically addressable nanogaps suitable for various applications.