Published September 21, 2021 | Version v1

Live scanning ptychography with the LiberTEM software framework

  • 1. Forschungszentrum Jülich, Ernst Ruska-Centre for Microscopy and Spectroscopy with Electrons

Description

Live 4D STEM data processing and plotting
• Any combination of user-defined functions
• Wide range of algorithms possible: Virtual detectors, differential phase
contrast, ptychography, strain and orientation mapping, …
• Both CPU and GPU
• Example: Live single side band ptychography (SSB) and first moment analysis
• Available as Open Source (GPL-3)
• Gatan K2 IS support under development (prototype)
• Parallel/distributed live processing soon

More information, example notebooks, downloads
• https://ptychography-4-0.github.io/ptychography/
• https://libertem.github.io/LiberTEM/
• https://libertem.github.io/LiberTEM-live/
• arXiv:2106.13457
• Contact: d.weber@fz-juelich.de

Files

JUELICH_Dieter Weber.pdf

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Additional details

Funding

European Commission
ESTEEM3 - Enabling Science and Technology through European Electron Microscopy 823717