Index Catalog // MDR

Description/Abstract:: A thorough understanding and control of the microstructural evolution during sintering is essential for improving the properties of vario...
Keyword:: CALPHAD, Multicomponent, Phase-field modeling, and Sintering
Resource Type:: Article
Author:: Akimitsu Ishii, Toshiyuki Koyama, Taichi Abe, and Michiko Ode
Journal:: Materials Today Communications
Date Uploaded:: 18/09/2024

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:: The stability of solid-solution phases in FCC and BCC lattices was examined in multi-component alloys based on the CALPHAD technique usin...
Keyword:: CALPHAD, High-entropy alloy, and High-entropy effect
Resource Type:: Article
Author:: Taichi Abe, Kwangsik Han, Yumi Goto, Ikuo Ohnuma, and Toshiyuki Koyama
Journal:: MATERIALS TRANSACTIONS
Date Uploaded:: 11/05/2023

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
Date Modified:: 02/05/2024

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