26 records found.
Effectiveness of fluorine termination at nitrogen vacancies inside gallium nitride crystals based on first-principles calculations
- Journal article
- Creator
-
Yuki Fujishiro (author) (Search by this author)
https://orcid.org/0009-0006-7436-2911
(unauthenticated)
;
Tomoe Yayama (author) (Search by this author)
https://orcid.org/0000-0002-5708-8723
(unauthenticated)
;
Takahiro Nagata (author) (Search by this author)
;
Toyohiro Chikyow (author) (Search by this author)
;
Fumiko Akagi (author) (Search by this author)
https://orcid.org/0000-0003-4934-8465
(unauthenticated)
- Keyword
- Gallium nitride, First-principles calculations, Fluorine termination, Nitrogen vacancies
- Date published
- 2026-02-28
- Updated at
- 2026-04-03 10:13:47 +0900
Overcoming surface energy to control Cu3N epitaxial growth
- Journal article
- Creator
-
Zainab Fatima (author) (Search by this author)
;
Isao Ohkubo (author) (Search by this author)
;
Satoshi Ishii (author) (Search by this author)
;
Takahiro Nagata (author) (Search by this author)
;
Takashi Aizawa (author) (Search by this author)
;
Takao Mori (author) (Search by this author)
- Keyword
- Thin films, Epitaxial growth, Surface energy, Transition metal nitrides
- Date published
- 2025-12-21
- Updated at
- 2025-12-22 09:40:07 +0900
A Method for LLM-Based Construction of a Materials Property Knowledge Graph: A Case Study
- Journal article
- Creator
-
Michiko Yoshitake (author) (Search by this author)National Institute for Materials Science
;
Takahiro Nagata (author) (Search by this author)National Institute for Materials Science
- Keyword
- materials property relationship, knowledge graph, graph search, data interpolation, generative AI
- Date published
- 2025-09-28
- Updated at
- 2025-11-04 12:30:07 +0900
Effects of interface formation process on electronic properties of n-type Ti0.3Zn0.7O1.3/p-type Si stack structure
- Journal article
- Creator
-
;Kenta Ogawa (author) (Search by this author)Research Center for Electronic and Optical Materials/Functional Materials Field/Nano Electronics Device Materials Group, National Institute for Materials ScienceToyohiro Chikyow (author) (Search by this author)Research Center for Materials Nanoarchitectonics (MANA)/LSTC Materials Research Lab, National Institute for Materials Science
;
;Yuki Daimon (author) (Search by this author)Meiji University;Atsushi Ogura (author) (Search by this author)Meiji UniversityTakahiro Nagata (author) (Search by this author)Research Center for Electronic and Optical Materials/Functional Materials Field/Nano Electronics Device Materials Group, National Institute for Materials Science
- Keyword
- oxide semiconductor, tunnel field effect transistor, combinatorial method, interface
- Date published
- 2025-05-19
- Updated at
- 2026-02-14 20:23:13 +0900
Automated analysis of photoelectron yield spectroscopy spectra interpreted via power laws
- Journal article
- Creator
-
Shinjiro Yagyu (author) (Search by this author)
;
Michiko Yoshitake (author) (Search by this author)
;
Takahiro Nagata (author) (Search by this author)
;
Takeshi Yasuda (author) (Search by this author)
;
Takatsugu Wakahara (author) (Search by this author)
;
;Yubin Liu (author) (Search by this author)Yoshiyuki Nakajima (author) (Search by this author)
- Keyword
- Material informatics, automated analysis, power law, photoelectron yieldspectroscopy
- Date published
- 2025-12-31
- Updated at
- 2025-04-25 12:30:08 +0900
Effects of nitrosyl fluoride based gas treatment on fluorination and redox reaction at GaN surface and Pt/GaN interface
- Journal article
- Creator
-
Takahiro Nagata (author) (Search by this author)
;
Asahiko Matsuda (author) (Search by this author)
;
Takashi Teramoto (author) (Search by this author)
https://orcid.org/0000-0002-9368-1284
(unauthenticated)
;
Dominic Gerlach (author) (Search by this author)
https://orcid.org/0000-0003-1859-0750
(unauthenticated)
;
Peng Shen (author) (Search by this author)
https://orcid.org/0000-0002-1971-5490
(unauthenticated)
;
Shigenori Ueda (author) (Search by this author)
;
Takako Kimura (author) (Search by this author)
https://orcid.org/0009-0007-0109-4482
(unauthenticated)
;
Christian Dussarrat (author) (Search by this author)
https://orcid.org/0009-0000-1063-6473
(unauthenticated)
;
Toyohiro Chikyow (author) (Search by this author)
- Keyword
- gallium nitride, GaN, nitrosyl fluoride, FNO, HAXPES, defect passivation, fluorination
- Date published
- 2025-03-07
- Updated at
- 2025-03-26 17:26:31 +0900
Preprocessing Method for Spectra Interpreted by the Power Law Using Segment Regression
- Journal article
- Creator
-
Shinjiro Yagyu (author) (Search by this author)
;
Michiko Yoshitake (author) (Search by this author)
;
Takahiro Nagata (author) (Search by this author)
- Keyword
- Photoelectron Yield Spectroscopy:, segment regression, Power Law
- Date published
- 2024-11-26
- Updated at
- 2024-12-04 14:52:47 +0900
Giant piezoresponse in nanoporous (Ba,Ca)(Ti,Zr)O3 thin film
- Journal article
- Creator
-
;Motasim Billah (author) (Search by this author);Yukana Terasawa (author) (Search by this author);Mostafa Kamal Masud (author) (Search by this author);Toru Asahi (author) (Search by this author);Mohamed Barakat Zakaria Hegazy (author) (Search by this author)Takahiro Nagata (author) (Search by this author)National Institute for Materials Science
;
Toyohiro Chikyow (author) (Search by this author)National Institute for Materials Science
;
Fumihiko Uesugi (author) (Search by this author)National Institute for Materials Science
;
;Md. Shahriar A. Hossain (author) (Search by this author)Yusuke Yamauchi (author) (Search by this author)
- Keyword
- nanoporous, piezoresponse, ferroelectric, strained lattice structure, piezoelectric
- Date published
- 2024-05-20
- Updated at
- 2024-10-10 16:30:49 +0900
Crystal Structure Modification and Dielectric Properties of Sr- and La-Containing A2B2O7 Thin Films for High-Temperature Operational Film Capacitors
- Journal article
- Creator
-
Takahiro Nagata (author) (Search by this author)
;
Toyohiro Chikyow (author) (Search by this author)
;
Akira Ando (author) (Search by this author)
- Keyword
- dielectrics, layered perovskite, pyrochlore, film capacitor, combinatorial method
- Date published
- 2024-06-18
- Updated at
- 2024-10-10 16:30:46 +0900
Direct Analysis of Stacked Au/Ti/In2O3/Al2O3/p+-Si Transport Mechanisms Using Operando Hard X-ray Photoelectron Spectroscopy
- Journal article
- Creator
-
Ibrahima Gueye (author) (Search by this author)
https://orcid.org/0000-0001-5296-3894
(unauthenticated)
National Institute for Materials Science
;
Shigenori Ueda (author) (Search by this author)National Institute for Materials Science
;
;Atsushi Ogura (author) (Search by this author)Takahiro Nagata (author) (Search by this author)National Institute for Materials Science
- Keyword
- Operando, HAXPES, Interfaces, In2O3, Al2O3, Band bending, Chemical-structures
- Date published
- 2024-05-28
- Updated at
- 2025-05-15 08:30:10 +0900