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September 1, 2025Microscopy Today

Improving Failure Analysis by Scanning Transmission Electron Diffraction Microscopy with Beam Precession

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Authors

DNDaniel NemecekRSRobert StroudTMTomáš Morávek

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Overview

Four-dimensional scanning transmission electron microscopy improves strain measurements in germanium within thin films, indicating enhanced analytical procedures.

Key Points

  • This research focuses on the use of advanced electron diffraction techniques to improve failure analysis.
  • Utilized four-dimensional scanning transmission electron microscopy (4D-STEM) for phase and orientation mapping
  • Enhanced electron diffraction data accuracy with beam precession
  • Applied analytical STEM techniques on thin films
  • Demonstrated efficacy through separation of germanium in a phase memory device
  • Improved accuracy and precision in strain measurements
  • Successful phase and orientation mapping of crystalline and amorphous phases
  • Integrated automation and synchronization achieved in analytical procedures

Cite This Study

Nemecek et al. (2025) studied this question.

synapsesocial.com/papers/69254f9ec0ce034ddc35a199https://doi.org/10.1093/mictod/qaaf071
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