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Fabrication of Surface Acoustic Wave Devices on Lithium Niobate
JoVE Journal
Engineering
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JoVE Journal Engineering
Fabrication of Surface Acoustic Wave Devices on Lithium Niobate
DOI:

07:55 min

June 18, 2020

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Chapters

  • 00:04Introduction
  • 00:28SAW Device Fabrication Via Lift-Off Method
  • 03:21SAW Device Fabrication Via Wet Etching Method
  • 05:59Results: SAW Devices Generate Surface Acoustic Waves
  • 07:18Conclusion

Summary

Automatic Translation

Two fabrication techniques, lift-off and wet etching, are described in producing interdigital electrode transducers upon a piezoelectric substrate, lithium niobate, widely used to generate surface acoustic waves now finding broad utility in micro to nanoscale fluidics. The as-produced electrodes are shown to efficiently induce megahertz order Rayleigh surface acoustic waves. 

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