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Physicists etch 'world’s smallest violin' to showcase nanolithography precision

The demonstration validates the system’s precision ahead of its use in next-generation data storage research.

The 'world's smallest violin' created by Loughborough University physicists.
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Overview

  • The 35-micron-long, 13-micron-wide platinum violin was etched in roughly three hours using thermal scanning probe lithography inside a sealed glovebox.
  • The experiment served as a proof-of-concept for Loughborough’s NanoFrazor-based nanolithography system, enabling controlled nanoscale patterning.
  • The NanoFrazor tool uses a heated, needle-like tip to burn precise designs into a resist layer, after which platinum is deposited and excess material dissolved.
  • Researchers are already leveraging the system to explore alternative magnetic data storage methods with quantum materials.
  • Another team is investigating how precise heat gradients could drive faster and more energy-efficient data processing for future computing devices.