Crystallographic orientation assessment by electron backscattered diffraction

With an angular orientation accuracy of at least 1°, the ability of electron backscattered diffraction (EBSD) to determine and emphasise crystallographic orientation is illustrated. Using the abilities of specially developed software for computing Euler angles derived from the scanned specimen, miso...

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Veröffentlicht in:Scanning 1999-07, Vol.21 (4), p.232-237
Hauptverfasser: Cléton, F., Jouneau, P. H., Henry, S., Gäumann, M., Buffat, P. A.
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Sprache:eng
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Zusammenfassung:With an angular orientation accuracy of at least 1°, the ability of electron backscattered diffraction (EBSD) to determine and emphasise crystallographic orientation is illustrated. Using the abilities of specially developed software for computing Euler angles derived from the scanned specimen, misorientations are pointed out with acceptable flexibility and graphic output through crystallographic orientation maps or pole figures. This ability is displayed in the particular case of laser cladding of nickel‐based superalloy, a process that combines the advantages of a near net‐shape manufacturing and a close control of the solidification microstructure (E‐LMF: epitaxial laser metal forming).
ISSN:0161-0457
1932-8745
DOI:10.1002/sca.4950210402