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132 records found.
Reverse bend experiments on the base plate and discussion of the appropriate amount of reverse bending for precrack straightness (Effect of the reverse bend process on the CTOD toughness evaluation and understanding of its mechanisms)
- Journal article
- Creator
-
;Tomoya Kawabata (author) (Search by this author)Hoichi Kitano (author) (Search by this author)National Institute for Materials Science
;
;Takumi Ozawa (author) (Search by this author)Yoshiki Mikami (author) (Search by this author) - Keyword
- CTOD, Standard, Reverse bend, Weibull stress
- Date published
- 2025-02-13
- Updated at
- 2025-09-01 16:30:20 +0900
Finite Element Analysis of R‐Curve Behavior in Ceramics Using the Damage Model Based on the Cohesive‐Zone Relationship
- Journal article
- Creator
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;Mostafizur Rahman (author) (Search by this author);Taiyo Maeda (author) (Search by this author)Toshio Osada (author) (Search by this author)National Institute for Materials Science
;
Shingo Ozaki (author) (Search by this author)National Institute for Materials Science
- Keyword
- Ceramics, Damage model, Finite element analysis, R-curve behavior, Toughness
- Date published
- 2025-09-17
- Updated at
- 2025-09-26 16:30:21 +0900
Relationship between Three-dimensional Crack Morphology and Macroscopic Mechanical Properties of Hydrogen-related Fracture in Martensitic Steel
- Journal article
- Creator
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Akinobu Shibata (author) (Search by this author)National Institute for Materials Science
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;Yazid Madi (author) (Search by this author);Jacques Besson (author) (Search by this author);Akiko Nakamura (author) (Search by this author)Taku Moronaga (author) (Search by this author)National Institute for Materials Science
;
Kazuho Okada (author) (Search by this author)National Institute for Materials Science
;
Ivan Gutierrez-urrutia (author) (Search by this author)National Institute for Materials Science
;
Toru Hara (author) (Search by this author)National Institute for Materials Science
- Keyword
- hydrogen embrittlement, fracture toughness, crack morphology, three-dimensional analysis, martensitic steel
- Date published
- 2024-02-28
- Updated at
- 2024-08-22 08:30:17 +0900
Effect of carbon segregation at prior austenite grain boundary on hydrogen-related crack propagation behavior in 3Mn-0.2C martensitic steels
- Journal article
- Creator
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Kazuho Okada (author) (Search by this author)
;
Akinobu Shibata (author) (Search by this author)
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Yuuji Kimura (author) (Search by this author)
;
Masatake Yamaguchi (author) (Search by this author)
https://orcid.org/0000-0001-8839-2261
(unauthenticated)
;
Ken-ichi Ebihara (author) (Search by this author)
https://orcid.org/0000-0003-3061-5711
(unauthenticated)
;
Nobuhiro Tsuji (author) (Search by this author)
https://orcid.org/0000-0002-2132-1327
(unauthenticated)
- Keyword
- Hydrogen embrittlement, Martensitic steel, Crack propagation, Grain-boundary segregation, Intergranular failure
- Date published
- 2024-08-14
- Updated at
- 2024-09-05 16:30:34 +0900
Fabrication of Textured Ti2AlC-MAX Phase Ceramic by Slip Casting under Strong Magnetic Field and Spark Plasma Sintering, and Its Crystal Orientation Dependence of Room Temperature Deformation Behavior
- Journal article
- Creator
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;Johtaro MURAOKA (author) (Search by this author);Ken-ichi IKEDA (author) (Search by this author);Seiji MIURA (author) (Search by this author)Koji MORITA (author) (Search by this author)
;
Tohru S. SUZUKI (author) (Search by this author)
;
Yoshio SAKKA (author) (Search by this author)
- Keyword
- MAX相, ビッカース, 変形, 磁場配向
- Date published
- 2024-07-15
- Updated at
- 2024-09-27 16:30:09 +0900
Advancements in fracture toughness testing of ultra-high-strength steel sheets: Unraveling the crack-closure effect and unanticipated thickness independence
- Journal article
- Creator
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;Yuya Tanaka (author) (Search by this author);Naoki Hirakawa (author) (Search by this author)Kaneaki Tsuzaki (author) (Search by this author)National Institute for Materials Science
;
Akinobu Shibata (author) (Search by this author)National Institute for Materials Science
;
Hisao Matsunaga (author) (Search by this author)
- Keyword
- Ultra-high-strength steel, Fracture toughness, Thickness effect, Crack-closure, MT specimen
- Date published
- 2024-07-17
- Updated at
- 2024-11-01 13:08:08 +0900
Synchrotron X‐ray multiscale tomography: Visualization of heterogeneous microstructures and defects in ceramics
- Journal article
- Creator
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Gaku Okuma (author) (Search by this author)National Institute for Materials Science
;
Fumihiro Wakai (author) (Search by this author)National Institute for Materials Science
- Keyword
- defects, microstructure, sinter/sintering, X-ray computed tomography
- Date published
- 2023-08-07
- Updated at
- 2024-08-03 08:30:25 +0900
Strength-limiting defects evolved from heterogeneities during the sintering of high-purity submicron alumina powder
- Journal article
- Creator
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Gaku Okuma (author) (Search by this author)Research Center for Structural Materials/Materials Manufacturing Field/Ceramic Matrix Composites Group, National Institute for Materials Science
;
;Tsukasa Shimizugawa (author) (Search by this author)Yokohama National University;Shingo Ozaki (author) (Search by this author)Yokohama National UniversityToshio Osada (author) (Search by this author)Research Center for Structural Materials/Materials Manufacturing Field/High-Reliability Heat-Resistant Materials Group, National Institute for Materials Science
;
;Shingo Machida (author) (Search by this author)JFCC;Yutaro Arai (author) (Search by this author)Tokyo university of science;Ryo Inoue (author) (Search by this author)Tokyo university of scienceHideki Kakisawa (author) (Search by this author)Research Center for Structural Materials/Materials Manufacturing Field/Ceramic Matrix Composites Group, National Institute for Materials Science
;
;Yuki Sada (author) (Search by this author)Japan Synchrotron Radiation Research Institute (JASRI);Masayuki Uesugi (author) (Search by this author)Japan Synchrotron Radiation Research Institute (JASRI);Akihisa Takeuchi (author) (Search by this author)Japan Synchrotron Radiation Research Institute (JASRI)Fumihiro Wakai (author) (Search by this author)Research Center for Structural Materials/Materials Manufacturing Field/Ceramic Matrix Composites Group, National Institute for Materials Science
- Keyword
- Sintering, Synchrotron X-ray tomography, Microstructure, Defects, Fracture
- Date published
- 2025-07-16
- Updated at
- 2025-07-23 12:30:20 +0900
高信頼性材料の実現を目指した焼結組織の放射光X線CTマルチスケール解析
- Journal article
- Creator
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大熊 学 (author) (Search by this author)National Institute for Materials Science
- Keyword
- 焼結, 微構造, 放射光X線CT
- Date published
- 2025-05-15
- Updated at
- 2025-06-19 16:30:19 +0900
Identification of microscopic structures in CFRP from X-ray CT based on topological data analysis
- Journal article
- Creator
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;Xichan Gao (author) (Search by this author)a The Advanced Institute for Materials Research (AIMR), Tohoku University;Kazuto Akagi (author) (Search by this author);Daiki Kido (author) (Search by this author);Mayrene Uy (author) (Search by this author)Masao Kimura (author) (Search by this author)
- Keyword
- CFRP, fiber positions, crack, persistent homology, TDA, X-ray CT
- Date published
- 2025-12-31
- Updated at
- 2025-11-06 12:30:15 +0900