10 records found. Displaying records 1 to 10.
Application of Bayesian Optimization to the Synthesis Process of BaFe2(As,P)2 Polycrystalline Bulk Superconducting Materials
- Journal article
- Creator
-
Akimitsu Ishii (author) (Search by this author)National Institute for Materials Science
;
;Shinjiro Kikuchi (author) (Search by this author);Akinori Yamanaka (author) (Search by this author)Akiyasu Yamamoto (author) (Search by this author) - Keyword
- Superconducting material, Bayesian optimization, Process informatics, Phase purity
- Date published
- 2023-08-01
- Updated at
- 2026-08-27 16:31:22 +0900
DMC-TPE: tree-structured Parzen estimator-based efficient data assimilation method for phase-field simulation of solid-state sintering
- Journal article
- Creator
-
Akimitsu Ishii (author) (Search by this author)National Institute for Materials Science
;
;Akiyasu Yamamoto (author) (Search by this author)Akinori Yamanaka (author) (Search by this author)
- Keyword
- Data assimilation, Bayesian optimization, Phase-field simulation, Sintering
- Date published
- 2023-12-31
- Updated at
- 2026-08-27 16:27:13 +0900
Phase-field modeling of solid-state sintering with interfacial anisotropy
- Journal article
- Creator
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Akimitsu Ishii (author) (Search by this author)National Institute for Materials Science
;
;Kyoyu Kondo (author) (Search by this author);Akiyasu Yamamoto (author) (Search by this author)Akinori Yamanaka (author) (Search by this author)
- Keyword
- Phase-field modeling, Solid-state sintering, Anisotropy, Crystal grain orientation
- Date published
- 2023-04-24
- Updated at
- 2026-08-27 16:23:24 +0900
High-Fidelity Phase-Field Simulation of Solid-State Sintering Enabled by Bayesian Data Assimilation Using In Situ Electron Tomography Data
- Journal article
- Creator
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Akimitsu Ishii (author) (Search by this author)National Institute for Materials Science
;
;Akinori Yamanaka (author) (Search by this author);Mizumo Yoshinaga (author) (Search by this author);Shunsuke Sato (author) (Search by this author);Midori Ikeuchi (author) (Search by this author);Hikaru Saito (author) (Search by this author);Satoshi Hata (author) (Search by this author)Akiyasu Yamamoto (author) (Search by this author)
- Keyword
- Bayesian data assimilation, In situ, Phase-field simulation, Sintering, Nanoparticles
- Date published
- 2024-08-02
- Updated at
- 2026-08-27 16:18:14 +0900
セラミックス材料開発をサポートするAI技術
- Journal article
- Creator
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;山本 明保 (author) (Search by this author)東京農工大学;嶋田 雄介 (author) (Search by this author)九州大学石井 秋光 (author) (Search by this author)構造材料研究センター/材料評価分野/計算組織設計グループ, 物質・材料研究機構
;
松本 明善 (author) (Search by this author)エネルギー・環境材料研究センター/水素材料分野/超伝導システムグループ, 物質・材料研究機構
- Keyword
- セラミックス, 合成プロセス, 微細組織, AI, 画像解析, データ駆動
- Date published
- 2026-09-01
- Updated at
- 2026-09-01 11:33:25 +0900
Thermodynamically consistent multi-phase-field model incorporating passive external domains
- Journal article
- Creator
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Akimitsu Ishii (author) (Search by this author)
;
;Yusuke Matsuoka (author) (Search by this author)Toshiyuki Koyama (author) (Search by this author)
https://orcid.org/0000-0001-7424-4858
(unauthenticated)
- Keyword
- Phase-field modeling, Microstructure, Multicomponent, CALPHAD
- Date published
- 2026-03-31
- Updated at
- 2026-04-03 09:38:10 +0900
Simple implementation examples of agent AI on free energy calculation and phase-field simulation
- Journal article
- Creator
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Toshiyuki Koyama (author) (Search by this author)
https://orcid.org/0000-0001-7424-4858
(unauthenticated)
;
Yusuke Matsuoka (author) (Search by this author)
;
Akimitsu Ishii (author) (Search by this author)
- Keyword
- generative AI, LLM, LangGraph, Gibbs energy, Phase-field method, Jarzynski equality
- Date published
- 2026-12-31
- Updated at
- 2026-02-08 08:30:08 +0900
Development of Premix Internal-Magnesium-Diffusion MgB 2 Wire Using a Data-Driven Approach
- Journal article
- Creator
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Akiyoshi Matsumoto (author) (Search by this author)
;
Akimitsu Ishii (author) (Search by this author)
;
;Rei Kawasaki (author) (Search by this author);Takahiro Hosokawa (author) (Search by this author)Akiyasu Yamamoto (author) (Search by this author)
https://orcid.org/0000-0001-6346-3422
(unauthenticated)
- Keyword
- Internal magnesium diffusion, Process informatics, Bayesian optimization, MgB2, Premix-IMD
- Date published
- 2026-01-14
- Updated at
- 2026-01-30 16:30:04 +0900
Accelerated Electrocatalyst Degradation Testing by Accurate and Robust Forecasting of Multidimensional Kinetic Model with Bayesian Data-Assimilation
- Journal article
- Creator
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Miao Wang (author) (Search by this author)Research Center for Energy and Environmental Materials (GREEN)/Hydrogen Technology Materials Field/Electrochemical Energy Conversion Team, National Institute for Materials Science
;
Akimitsu Ishii (author) (Search by this author)International Center for Young Scientists, National Institute for Materials Science
;
Ken Sakaushi (author) (Search by this author)Research Center for Energy and Environmental Materials (GREEN)/Hydrogen Technology Materials Field/Electrochemical Energy Conversion Team, National Institute for Materials Science
- Keyword
- Bayesian Data Assimilation, Electrocatalysts, Kinetic Model
- Date published
- 2025-01-10
- Updated at
- 2024-12-10 16:56:51 +0900
Multi-phase-field modeling of sintering applicable to solid-state and liquid-phase sintering in multiphase and multicomponent systems
- Journal article
- Creator
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Akimitsu Ishii (author) (Search by this author)National Institute for Materials Science
;
;Toshiyuki Koyama (author) (Search by this author)Taichi Abe (author) (Search by this author)National Institute for Materials Science
;
Michiko Ode (author) (Search by this author)National Institute for Materials Science
- Keyword
- Sintering, Multicomponent, CALPHAD, Phase-field modeling
- Date published
- 2024-08-14
- Updated at
- 2024-09-18 12:30:08 +0900