11–13 Apr 2022
University Conference Centre in Bochum
Europe/Berlin timezone

Development of an open source tool for automated crystal orientation mapping in the STEM

12 Apr 2022, 11:30
30m
University Conference Centre in Bochum

University Conference Centre in Bochum

Speaker

Christian Liebscher (MPIE)

Description

We present the development of an open source tool within the Python library pyxem for automated crystal orientation mapping in the scanning transmission electron microscope (STEM). An efficient and flexible template matching algorithm is developed, where simulated electron diffraction patterns are compared to experimental patterns obtained from scanning precession nanobeam electron diffraction. The tool is scalable allowing use of multi-core and GPU accelerated computation enabling fast analysis of the multidimensional data. Special emphasis was laid to present strategies for how such complex datasets can be shared and analyzed in a FAIR manner.

Primary authors

Niels Cautaerts (Max-Planck-Institut für Eisenforschung GmbH) Phillip Crout (Department of Materials Science & Metallurgy, Cambridge, United Kingdom) Håkon Wiik Ånes (Department of Materials Science and Engineering, NTNU, Alfred Getz vei 2, N-7491, Trondheim, Norway) Eric Prestat (Department of Materials, University of Manchester, The Mill E2, M13 9PL, Manchester, United Kingdom) Jiwon Jeong (Max-Planck-Institut für Eisenforschung GmbH) Gerhard Dehm (Max-Planck-Institut für Eisenforschung GmbH, ) Christian Liebscher (MPIE)

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