12 records found.
Back stress evolution as a function of prestrain in a nickel-based superalloy
- Journal article
- Creator
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Mohit M. Ludhwani (author) (Search by this author)
https://orcid.org/0000-0001-7935-8758
(unauthenticated)
;
Fumiyoshi Yoshinaka (author) (Search by this author)
;
Tsubasa Tokuzumi (author) (Search by this author)
;
Rintaro Ueji (author) (Search by this author)
;
Anand K. Kanjarla (author) (Search by this author)
https://orcid.org/0000-0002-7288-2415
(unauthenticated)
- Keyword
- back stress, bauschinger effect, IN718, Geometrically necessary dislocation, Kernel misorientation angle, Σ3 boundaries
- Date published
- 2025-12-23
- Updated at
- 2026-01-07 10:34:39 +0900
In situ synchrotron X-ray imaging of curved columnar growth and ripple formation in Fe-Mn-Cr-Ni-Si alloy during GTA welding
- Journal article
- Creator
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Tomoya Nagira (author) (Search by this author)
;
Houichi Kitano (author) (Search by this author)
;
;Takashi Kimura (author) (Search by this author)Fumiyoshi Yoshinaka (author) (Search by this author)
;
Susumu Takamori (author) (Search by this author)
;
Takahiro Sawaguchi (author) (Search by this author)
;
;Takayuki Yamashita (author) (Search by this author);Yasuhiro Aoki (author) (Search by this author)Hidetoshi Fujii (author) (Search by this author)
- Keyword
- in situ observation, X-ray imaging, GTA welding
- Date published
- 2025-08-04
- Updated at
- 2025-09-22 16:30:19 +0900
チタン合金のギガサイクル疲労における 微小内部き裂の非破壊観察
- Journal article
- Creator
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;中村 孝 (author) (Search by this author)吉中 奎貴 (author) (Search by this author)National Institute for Materials Science
;
;薛 高格 (author) (Search by this author);藤村 奈央 (author) (Search by this author)髙橋 航圭 (author) (Search by this author)
- Keyword
- 疲労, き裂, 放射光, 非破壊観察
- Date published
- 2024-11-01
- Updated at
- 2025-11-02 08:30:06 +0900
Development of a method to evaluate strain in weld solidification using in-situ observations with high-brightness synchrotron X-rays
- Journal article
- Creator
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Houichi Kitano (author) (Search by this author)
;
Tomoya Nagira (author) (Search by this author)
;
Fumiyoshi Yoshinaka (author) (Search by this author)
;
Takahiro Sawaguchi (author) (Search by this author)
;
;Takayuki Yamashita (author) (Search by this author);Yasuhiro Aoki (author) (Search by this author)Hidetoshi Fujii (author) (Search by this author)
- Keyword
- in-situ observation, synchrotron X-ray, welding technology, optical flow, machine learning, Strain evaluation method;
- Date published
- 2024-12-31
- Updated at
- 2024-11-13 12:30:30 +0900
Microstructure and Mechanical Properties of Gas Metal Arc-welded Fe–Mn–Si Seismic Damping Alloy
- Journal article
- Creator
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Tomoya Nagira (author) (Search by this author)
;
;Terumi Nakamura (author) (Search by this author)Fumiyoshi Yoshinaka (author) (Search by this author)
;
Takahiro Sawaguchi (author) (Search by this author)
;
Yasuhiko Inoue (author) (Search by this author)
https://orcid.org/0000-0002-0582-9067
(unauthenticated)
- Keyword
- Gas metal arc welding, seismic damping alloy, fillet weld metal
- Date published
- 2024-09-15
- Updated at
- 2024-09-25 16:30:41 +0900
Breaking the strength-ductility trade-off in austenitic stainless steel at cryogenic temperatures: Mechanistic insights
- Journal article
- Creator
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Digvijay Singh (author) (Search by this author)National Institute for Materials Science
;
Fumiyoshi Yoshinaka (author) (Search by this author)National Institute for Materials Science
;
Susumu Takamori (author) (Search by this author)National Institute for Materials Science
;
Satoshi Emura (author) (Search by this author)National Institute for Materials Science
;
Takahiro Sawaguchi (author) (Search by this author)National Institute for Materials Science
- Keyword
- Strength-ductility balance, Austenitic stainless steel, Martensitic transformation, Deformation twinning, Strain-hardening rate
- Date published
- 2024-09-12
- Updated at
- 2024-09-19 16:30:19 +0900
Characterization of internal fatigue crack initiation in Ti-6Al-4V alloy via synchrotron radiation X-ray computed tomography
- Journal article
- Creator
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Fumiyoshi Yoshinaka (author) (Search by this author)Research Center for Structural Materials/Design and Producing Field/Vibration Control Materials Group, National Institute for Materials Science
;
Takashi Nakamura (author) (Search by this author)
https://orcid.org/0000-0001-9673-7768
(unauthenticated)
Hokkaido University
;
Hiroyuki Oguma (author) (Search by this author)Research Center for Structural Materials/Bonding and Manufacturing Field/Polymer Matrix Hybrid Composite Materials Group, National Institute for Materials Science
;
Nao Fujimura (author) (Search by this author)
https://orcid.org/0000-0002-3310-6894
(unauthenticated)
Hokkaido University
;
Akihisa Takeuchi (author) (Search by this author)
https://orcid.org/0000-0001-7693-9928
(unauthenticated)
Japan Synchrotron Radiation Research Institute (JASRI)
;
Masayuki Uesugi (author) (Search by this author)
https://orcid.org/0000-0001-6261-9034
(unauthenticated)
Japan Synchrotron Radiation Research Institute (JASRI)
;
Kentaro Uesugi (author) (Search by this author)
https://orcid.org/0000-0003-2579-513X
(unauthenticated)
Japan Synchrotron Radiation Research Institute (JASRI)
- Keyword
- computed tomography, gigacycle fatigue, internal fatigue crack, nondestructive inspection, synchrotron radiation light, titanium alloy
- Date published
- 2023-02-03
- Updated at
- 2024-09-17 16:30:18 +0900
Fe-15Mn-10Cr-8Ni-4Si bidirectional-TRIP鋼の極低サイクル疲労に及ぼすひずみ速度の影響
- Journal article
- Creator
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吉中 奎貴 (author) (Search by this author)National Institute for Materials Science
;
長島 伸夫 (author) (Search by this author)National Institute for Materials Science
;
澤口 孝宏 (author) (Search by this author)National Institute for Materials Science
- Keyword
- Fatigue, Fracture surface, Extremely low cycle fatigue, Microstructure, Martensitic transformation, Seismic damper
- Date published
- 2023-12-15
- Updated at
- 2024-09-30 16:30:40 +0900
Effect of Strain Rate on the Extremely Low-Cycle Fatigue of Fe-15Mn-10Cr-8Ni-4Si Bidirectional-TRIP Steel
- Journal article
- Creator
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Fumiyoshi Yoshinaka (author) (Search by this author)
;
Nobuo Nagashima (author) (Search by this author)
;
Takahiro Sawaguchi (author) (Search by this author)
- Keyword
- fatigue, fracture surface, extremely low cycle fatigue, microstructure, martensitic transformation, seismic damper
- Date published
- 2024-07-01
- Updated at
- 2024-08-03 08:30:22 +0900