11 records found. Displaying records 1 to 10.
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
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
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
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
NF3 and F2 gas fluorination of GaN surface and Pt/GaN interface analyzed by hard X-ray photoelectron spectroscopy
- Journal article
- Creator
-
Asahiko Matsuda (author) (Search by this author)National Institute for Materials Science
;
Takashi Teramoto (author) (Search by this author)
https://orcid.org/0000-0002-9368-1284
(unauthenticated)
;
Takahiro Nagata (author) (Search by this author)National Institute for Materials Science
;
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)National Institute for Materials Science
;
;Takako Kimura (author) (Search by this author);Christian Dussarrat (author) (Search by this author)Toyohiro Chikyow (author) (Search by this author)
- Keyword
- Fluorination, Surface passivation, hard X-ray photoelectron spectroscopy, Gallium nitride
- Date published
- 2024-03-19
- Updated at
- 2026-03-19 14:27:24 +0900
Evidence-based recommender system for high-entropy alloys
- Journal article
- Creator
-
;Minh-Quyet Ha (author) (Search by this author);Duong-Nguyen Nguyen (author) (Search by this author);Viet-Cuong Nguyen (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
;
Hiori Kino (author) (Search by this author)National Institute for Materials Science
;
;Takashi Miyake (author) (Search by this author);Thierry Denœux (author) (Search by this author);Van-Nam Huynh (author) (Search by this author)Hieu-Chi Dam (author) (Search by this author)
- Keyword
- Dempster–Shafer theory, evidence theory, high-entropy alloys, recommender system
- Date published
- 2021-07-19
- Updated at
- 2024-01-05 22:12:38 +0900
Automatic exhaustive calculations of large material space by Korringa-Kohn-Rostoker coherent potential approximation method — Applied to equiatomic quaternary high entropy alloys
- Journal article
- Creator
-
;T. Fukushima (author) (Search by this author);H. Akai (author) (Search by this author)T. Chikyow (author) (Search by this author)
;
H. Kino (author) (Search by this author)National Institute for Materials Science
- Keyword
- AkaiKKR, Curie temperature, magnetization, quaternary high entropy alloys, law aquisition, residual resistivity, Automatic exhaustive exploration
- Date published
- 2022-02-17
- Updated at
- 2024-01-05 22:13:35 +0900
IoT データ収集システムのデータアーキテクチャ
- Journal article
- Collection
- The history of DICE and NIMS Digital Library
- Creator
-
MATSUNAMI, Shigeyuki (author) (Search by this author)
;
MATSUDA, Asahiko (author) (Search by this author)
;
CHIKYOW, Toyohiro (author) (Search by this author)
;
HARADA, Yoshitomo (author) (Search by this author)
;
YOSHIKAWA, Hideki (author) (Search by this author)
- Keyword
- メタデータ, XML スキーマ, IoT, データ収集システム, データアーキテクチャ
- Date published
- 2021-04-15
- Updated at
- 2022-10-03 01:51:57 +0900
Automatic Experimental Data Collection System Using a Wireless LAN Capable SD Card as an IoT Device
- Journal article
- Creator
-
MATSUDA, Asahiko (author) (Search by this author)
;
YOSHIKAWA, Hideki (author) (Search by this author)
;
CHIKYOW, Toyohiro (author) (Search by this author)
- Keyword
- data transfer, Wi-Fi, IoT, FlashAir
- Date published
- 2018-09-18
- Updated at
- 2022-10-03 01:25:47 +0900