Index Catalog // MDR

Description/Abstract:: Aiming to designing the aging heat treatment conditions to maximize the 0.2 % proof stress of γ-γ′ two-phase Ni-based superalloys, we dev...
Keyword:: Image analysis, Ni-Al alloy, Phase field simulation, and γ-γ′two-phase
Resource Type:: Article
Author:: Toshio Osada, Toshiyuki Koyama, Dmitry S. Bulgarevich, Satoshi Minamoto, Makoto Osawa, Makoto Watanabe, Kyoko Kawagishi, and Masahiko Demura
Date Uploaded:: 01/02/2023

Description/Abstract:: The continuous cooling transformation (CCT) diagram of steels is very important in considering the phase transformation depending on the ...
Keyword:: CCT
Resource Type:: Article
Author:: Satoshi Minamoto, Susumu Tsukamoto, Tadashi Kasuya, Makoto Watanabe, and Masahiko Demura
Date Uploaded:: 09/02/2023
Date Modified:: 20/03/2024

Description/Abstract:: 最先端のAIアルゴリズムを活用して，ニッケル基合金において，高温強度をより高くするための時効熱処理を考案した．これまでは等温時効が一般であったところを昇温や降温を含めた複雑な時効熱処理パターンの膨大組み合わせ（約35億通り）から，等温時効を凌駕するパターンを見出すことに挑戦...
Keyword:: Artificial Intelligence, Gamma and Gamma' two-phase microstructure, Heat resistant alloys, High-temperature strength, Inverse design, Ni-Al alloy, and non-isothermal aging
Resource Type:: Article
Author:: Vickey Nandal, Sae Dieb, Dmitry S. Bulgarevich, Toshio Osada, Toshiyuki Koyama, Satoshi Minamoto, and Masahiko Demura
Journal:: Scientific Reports
Date Uploaded:: 09/08/2023

Description/Abstract:: 炭素鋼の基底クリープ強度領域におけるクリープ寿命モデルを提案し、ベイズ統計によるモデル選択手法を適用することで、Moが単独で効果を有することを見出した。
Keyword:: Bayesian inference, Carbon steel, Creep rupture, Exhaustive search, Inherent creep strength, Larson–miller parameter, and Model selection
Resource Type:: Article
Author:: Junya Sakurai, Masahiko Demura, Yoh-ichi Mototake, Masato Okada, Masayoshi Yamazaki, and Junya Inoue
Journal:: Science and Technology of Advanced Materials: Methods
Date Uploaded:: 24/10/2023

Description/Abstract:: A comprehensive elemental screening framework is proposed to predict the solid-solution strengthening and electrical resistivity of copp...
Keyword:: Alloy design, Copper alloys, Density functional theory (DFT), Electrical resistivity / conductivity, and Mechanical properties
Resource Type:: Article
Author:: Kenji Yamaguchi, Takuya Ishigaki, Yuki Inoue, Shuhei Arisawa, Hirotaka Matsunoshita, Yuki Ito, Hiroyuki Mori, Ken’ichiro Suehiro, Kazunari Maki, Kenji Nagata, and Masahiko Demura
Journal:: Science and Technology of Advanced Materials: Methods
Date Uploaded:: 02/11/2023
Date Modified:: 02/11/2023

Limit your search