Presentations -

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  • Moisture-induced weakening of adhesion between polymers and metals Invited International conference

    Shuji Ogata

    ICIAM 2023  2023.08 

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    Event date: 2023.08

    Language:English   Presentation type:Oral presentation (invited, special)  

    Country:Japan  

  • Asymmetric Domain Nucleation from Dislocation Core in Barium Titanate: Molecular Dynamics Simulation Using Machine-Learning Potential through Active Learning International coauthorship International conference

    Genki Deguchi, Ryo Kobayashi, Hikaru Azuma, Shuji Ogata, Masayuki Uranagase, and Samuele Spreafico

    European Materials Research Society Spring Meeting  2023.06  European Materials Research Society

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    Event date: 2023.05 - 2023.06

    Language:English   Presentation type:Oral presentation (general)  

    Venue:Strusburg, France   Country:Japan  

  • Ferroelectric 90° domain wall migration and free energy in BaTiO3 via molecular dynamics simulations International coauthorship International conference

    Hikaru Azuma, Shuji Ogata, Ryo Kobayashi, Masayuki Uranagase, Takahiro Tsuzuki, Seiya Shimoi, Genki Deguchi, Frank Wendler, Dilshod Durdiev

    European Materials Research Society Spring Meeting  2023.05  European Materials Research Society

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    Event date: 2023.05 - 2023.06

    Language:English   Presentation type:Oral presentation (general)  

    Venue:Strusburg, France   Country:France  

  • Tuning physical properties of ferroelectric BaTiO3 by lateral compression: A molecular dynamics simulation study International conference

    H. Azuma, S. Shimoi, T. Tsuzuki, R. Kobayashi, M. Uranagase, S. Ogata

    European Materials Research Society Spring Meeting  2023.06  European Materials Research Society

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    Event date: 2023.05 - 2023.06

    Language:English   Presentation type:Poster presentation  

    Venue:Strusburg, France   Country:France  

  • DFT-based Simulations on Protonation Free-Energy and Adhesion Strength of Epoxy Resin in Moist Environment Invited International conference

    Shuji Ogata and Masayuki Uranagase

    Nano Sci. & Tech. 2023  2023.05 

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    Event date: 2023.05

    Language:English   Presentation type:Oral presentation (invited, special)  

    Country:Japan  

  • 湿潤環境での材料・分子のプロトン化

    尾形 修司

    名工大 オプトバイオテクノロジーセンター Zoom講演会  2023.03  名工大 オプトバイオテクノロジーセンター

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:名古屋   Country:Japan  

  • 歪んだアミン系硬化エポキシ樹脂の湿潤環境でのプロトン化自由エネルギーに関する第一原理計算

    尾形修司,浦長瀬正幸

    日本化学会第103春季年会  2023.03  日本化学会

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:野田   Country:Japan  

  • 強誘電体BaTiO3における90° ドメイン壁の自由エネルギー計算 International coauthorship

    吾妻真光,尾形修司,⼩林亮,浦⻑瀬正幸,都築貴寛,下井聖也,出⼝元貴,Frank Wendler, Dilshod Durdiev

    第83回 応用物理学会 秋季学術講演会  2023.03  応用物理学会

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:仙台   Country:Japan  

  • 第一原理計算を用いた力学的変形によるエポキシ樹脂破壊のpH依存性の評価

    浦長瀬 正幸,尾形 修司

    第36回 分子シミュレーション討論会  2022.12 

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    Event date: 2022.12

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:東工大  

  • DFT-MDシミュレーションによる不凍効果を示す分子のプロトン化起因メカニズム

    生田凌也,尾形修司, 浦長瀬正幸, 柴田哲男, 住井裕司

    第36回 分子シミュレーション討論会  2022.12 

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    Event date: 2022.12

    Language:Japanese   Presentation type:Poster presentation  

    Venue:東工大  

  • 強誘電体BaTiO3における90°ドメイン壁移動の分子動力学シミュレーション International coauthorship

    吾妻 真光,尾形 修司,小林 亮,浦長瀬 正幸,都築 貴寛,下井 聖也,Frank Wendler,Dilshod Durdiev

    第36回 分子シミュレーション討論会  2022.12 

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    Event date: 2022.12

    Language:Japanese   Presentation type:Poster presentation  

    Venue:東工大  

  • プロトン化自由エネルギーの第一原理計算とエポキシ系接着剤の水分弱化予測

    尾形 修司,浦長瀬 正幸

    第36回 分子シミュレーション討論会  2022.12 

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    Event date: 2022.12

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:東工大  

  • 高速なシミュレーションによる金属と有機液体との化学反応

    尾形修司

    HPCI第9回成果発表会  2022.10 

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    Event date: 2022.10

    Language:Japanese   Presentation type:Poster presentation  

    Venue:online  

  • 強誘電体 BaTiO3における90°ドメイン壁の構造と移動に関する分子動力学シミュレーション解析 International coauthorship

    吾妻 真光,尾形 修司,小林 亮,浦長瀬 正幸,都築 貴寛,下井 聖也,Frank Wendler,Dilshod Durdiev

    第83回応用物理学会秋季学術講演会  2022.09 

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    Event date: 2022.09

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:東北大学 川内北キャンパス  

  • Moisture-Induced Weakening of Adhesion Bonding: First-principles Calculations of Protonation Free-Energy and Bond-Breaking Barrier Energy Invited International conference

    Shuji Ogata and Masayuki Uranagase

    PCM2022  2022.09 

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    Event date: 2022.09

    Language:English   Presentation type:Oral presentation (invited, special)  

    Venue:online  

  • A phase-field model for ferroelectrics with local chemical defects International coauthorship International conference

    Dilshod Durdiev, Frank Wendler, Takahiro Tsuzuki, Shuji Ogata, Ryo Kobayashi, Masayuki Uranagase, Hikaru Azuma

    DPG Meeting of the Condensed Matter Section (SKM)  2022.09 

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    Event date: 2022.09

    Language:English   Presentation type:Oral presentation (general)  

    Venue:Regensburg   Country:Germany  

  • Molecular dynamics analysis of point defects in ferroelectrics International coauthorship International conference

    Takahiro Tsuzuki, Dilshod Durdiev, Frank Wendler, Ryo Kobayashi, Masayuki Uranagase, Hikaru Azuma, Shuji Ogata

    DPG Meeting of the Condensed Matter Section (SKM)  2022.09 

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    Event date: 2022.09

    Presentation type:Poster presentation  

    Venue:Regensburg   Country:Germany  

  • How Protonation and Deprotonation Affect Weakening of Epoxy Resin and Silane Coupling: First-Principles Simulation Based on Free Energy Calculation Invited International conference

    Shuji Ogata and Masayuki Uranagase

    BCS-AMC2022  2022.08 

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    Event date: 2022.08

    Language:English   Presentation type:Oral presentation (invited, special)  

    Venue:online  

  • A Phase-Field Model for Ferroelectrics with Atomistic Heterogeneity International coauthorship International conference

    Dilshod Durdiev, Takahiro Tsuzuki, Ryo Kobayashi, Masayuki Uranagase, Shuji Ogata, Michael Zaiser, Frank Wendler

    11th European Solid Mechanics Conference  2022.07 

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    Event date: 2022.07

    Language:English   Presentation type:Oral presentation (general)  

    Venue:Galway, Ireland   Country:Ireland  

  • ハイブリッド量子古典シミュレーションによる極圧添加剤TCPと酸化鉄皮膜との高圧下の反応

    林 宗汰, 尾形 修司, 浦長瀬 正幸

    日本化学会第102春季年会  2022.03 

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    Event date: 2022.03

    Language:Japanese   Presentation type:Oral presentation (general)  

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