Tatsuya Morikawa
;
Akinobu Shibata
(National Institute for Materials Science)
;
Naoto Nakamura
;
Masaki Tanaka
;
Kenji Higashida
Description:
(abstract)The strain distribution due to martensitic transformation in a Fe–Ni alloy was investigated using high-precision
markers drawn via electron-beam lithography. This study focused on the strain distribution within the lenticular martensite plate, which developed immediately below the martensite start temperature. The strain in the central region of lenticular martensite was determined to be greater than that near the interface boundary by measuring the displacement at each intersection of the grid markers. This finding is consistent with the shape strain distribution predicted by the phenomenological theory of martensitic transformation based on the microstructure observations.
Rights:
Keyword: martensitic phase transformation, plastic deformation, electron backscattering diffraction (EBSD), electron beam lithography
Date published: 2024-01-30
Publisher: Iron and Steel Institute of Japan
Journal:
Funding:
Manuscript type: Publisher's version (Version of record)
MDR DOI:
First published URL: https://doi.org/10.2355/isijinternational.isijint-2023-163
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Updated at: 2024-11-06 16:30:21 +0900
Published on MDR: 2024-11-06 16:30:22 +0900
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