6 records found.
Uncovering crystal structure evolution via nanobeam X-ray diffraction with a continuity-driven machine learning approach
- Journal article
- Creator
-
Zhendong Wu (author) (Search by this author)
https://orcid.org/0000-0002-9882-4133
(unauthenticated)
;
Tetsuya Tohei (author) (Search by this author)
https://orcid.org/0000-0002-4113-2566
(unauthenticated)
;
Yusuke Hayashi (author) (Search by this author)
;
;Shigeyoshi Usami (author) (Search by this author);Masayuki Imanishi (author) (Search by this author);Yusuke Mori (author) (Search by this author);Junichi Takino (author) (Search by this author);Kazushi Sumitani (author) (Search by this author)Yasuhiko Imai (author) (Search by this author)
https://orcid.org/0000-0003-4686-2629
(unauthenticated)
;
Shigeru Kimura (author) (Search by this author)
https://orcid.org/0000-0003-1064-7572
(unauthenticated)
;
Akira Sakai (author) (Search by this author)
https://orcid.org/0000-0002-0654-504X
(unauthenticated)
- Keyword
- GaN, nanoXRD, ML
- Date published
- 2026-02-15
- Updated at
- 2026-02-26 12:30:06 +0900
In situ nanobeam x-ray diffraction of local strain in AlGaN/GaN high-electron-mobility transistors under operating condition
- Journal article
- Creator
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;Akihiro Shimada (author) (Search by this author);Haruna Shiomi (author) (Search by this author)Tetsuya Tohei (author) (Search by this author)
https://orcid.org/0000-0002-4113-2566
(unauthenticated)
;
Yusuke Hayashi (author) (Search by this author)
;
;Masaya Yamaguchi (author) (Search by this author)Junpei Yamamoto (author) (Search by this author)
https://orcid.org/0009-0007-5684-0569
(unauthenticated)
;
Takeaki Hamachi (author) (Search by this author)
https://orcid.org/0000-0002-0631-1729
(unauthenticated)
;
Yasuhiko Imai (author) (Search by this author)
https://orcid.org/0000-0003-4686-2629
(unauthenticated)
;
;Kazushi Sumitani (author) (Search by this author)Shigeru Kimura (author) (Search by this author)
https://orcid.org/0000-0003-1064-7572
(unauthenticated)
;
Shota Kaneki (author) (Search by this author)
https://orcid.org/0000-0003-0806-8571
(unauthenticated)
;
Tamotsu Hashizume (author) (Search by this author)
https://orcid.org/0009-0004-8229-9460
(unauthenticated)
;
Akira Sakai (author) (Search by this author)
https://orcid.org/0000-0002-0654-504X
(unauthenticated)
- Keyword
- GaN, HEMT, Strain, In situ
- Date published
- 2025-08-21
- Updated at
- 2025-08-23 08:30:23 +0900
Analyses of oxygen precipitates in CZ-Si by X-ray diffuse scattering using parallel X-ray beam
- Journal article
- Creator
-
;Tomoyuki Horikawa (author) (Search by this author);Yoshiyuki Tsusaka (author) (Search by this author);Junji Matsui (author) (Search by this author);Tetsuya Tohei (author) (Search by this author)Yusuke Hayashi (author) (Search by this author)National Institute for Materials Science
;
Akira Sakai (author) (Search by this author)
- Keyword
- Silicon, X-ray diffuse scattering
- Date published
- 2025-04-01
- Updated at
- 2026-02-14 21:58:00 +0900
Machine learning assisted nanobeam X-ray diffraction based analysis on hydride vapor-phase epitaxy GaN
- Journal article
- Creator
-
;Zhendong Wu (author) (Search by this author)Yusuke Hayashi (author) (Search by this author)National Institute for Materials Science
;
;Tetsuya Tohei (author) (Search by this author);Kazushi Sumitani (author) (Search by this author);Yasuhiko Imai (author) (Search by this author);Shigeru Kimura (author) (Search by this author)Akira Sakai (author) (Search by this author)
- Keyword
- GaN, SPring-8, nanoXRD, Machine learning
- Date published
- 2025-08-01
- Updated at
- 2025-07-31 12:30:18 +0900
Controlled polarity inversion in GaAs/Ge/GaAs{111} heterostructures
- Journal article
- Creator
-
Akihiro Ohtake (author) (Search by this author)
;
Yusuke Hayashi (author) (Search by this author)
- Keyword
- Heterostructures, Quasi-phase matching, Surface structure, molecular-beam epitaxy
- Date published
- 2025-05-19
- Updated at
- 2025-05-20 16:30:12 +0900
Analysis of local strain fields around individual threading dislocations in GaN substrates by nanobeam x-ray diffraction
- Journal article
- Creator
-
T. Hamachi (author) (Search by this author)
https://orcid.org/0000-0002-0631-1729
(unauthenticated)
;
T. Tohei (author) (Search by this author)
https://orcid.org/0000-0002-4113-2566
(unauthenticated)
;
Y. Hayashi (author) (Search by this author)
;
S. Usami (author) (Search by this author)
https://orcid.org/0000-0002-9710-1718
(unauthenticated)
;
;M. Imanishi (author) (Search by this author);Y. Mori (author) (Search by this author);K. Sumitani (author) (Search by this author)Y. Imai (author) (Search by this author)
https://orcid.org/0000-0003-4686-2629
(unauthenticated)
;
S. Kimura (author) (Search by this author)
https://orcid.org/0000-0003-1064-7572
(unauthenticated)
;
A. Sakai (author) (Search by this author)
https://orcid.org/0000-0002-0654-504X
(unauthenticated)
- Keyword
- GaN, Dislocation, SPring-8
- Date published
- 2024-06-14
- Updated at
- 2024-12-05 12:47:52 +0900