Oral Session

[F5-O201] Oral 201

Tue. Dec 12, 2023 10:00 AM - 12:00 PM Session 10 (Room B-1)

Chair: Kenji Shinozaki (AIST)

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Opening Remark （10:00 AM - 10:05 AM）

10:05 AM - 10:30 AM

[F5-O201-01 (Symposium Invited)] Deformation behavior and bending strength of single crystal 8 mol% yttria stabilized zirconia at microscopic scale

*Junichi Tatami¹, Mayuko Muramoto¹, Motoyuki Iijima¹, Kazumi Matsui¹, Tsukaho Yahagi^1,2, Takuma Takahashi^1,2, Hiromi Nakano³, Tatsuki Ohji^1,4 (1. Yokohama National Univ. (Japan), 2. Kanagawa Inst. of Indus. Sci. and Tech. (Japan), 3. Toyohashi Univ. of Tech. (Japan), 4. National Inst. of Advanced Indus. Sci. and Tech. (Japan))

10:30 AM - 10:45 AM

[F5-O201-02] Effect of Direct and Alternating Current (DC and AC) Fields on High-Temperature Processing of 8YSZ

*Koji Morita^1,2,3, Kohta Nambu^2,1, Shoma Nambu Takahashi^3,1, Daisuke Terada³, Tomoharu Tokunaga⁴, Takahisa Yamamoto⁴, Hidehiro Yoshida^5,6 (1. National Institute for Materials Science (Japan), 2. Kyushu Univ. (Japan), 3. Chiba Inst. of Tech. (Japan), 4. Nagoya Univ. (Japan), 5. The Univ. of Tokyo (Japan), 6. Next Generation Zirconia Social Cooperation Program (Japan))

10:45 AM - 11:00 AM

[F5-O201-03] Unusual Mechanical Responses in Oxide Ceramics Under an Electric Field

*Hidehiro Yoshida¹, Hiroshi Masuda¹, Koji Morita², Takahisa Yamamoto³ (1. The University of Tokyo (Japan), 2. National Institute for Materials Science (Japan), 3. Nagoya University (Japan))

Break （11:00 AM - 11:05 AM）

11:05 AM - 11:20 AM

[F5-O201-04] Microstructure and deformability of Al₂O₃-based eutectic composites produced by the electric field-assisted process

*Yuta Aoki¹, Hiroshi Masuda¹, Hidehiro Yoshida¹ (1. The University of Tokyo (Japan))

11:20 AM - 11:35 AM

[F5-O201-05] Rate-dependent nanoindentation responses of AC-flash-processed TiO₂

*Hiroshi Masuda¹, Tomoharu Tokunaga², Takahisa Yamamoto², Hidehiro Yoshida¹ (1. The Univ. of Tokyo (Japan), 2. Nagoya Univ. (Japan))

11:35 AM - 12:00 PM

[F5-O201-06 (Symposium Invited)] Machine-learning MD simulations to observe deformation of boroxol rings in Lithium borate and borosilicate glasses

*Shingo Urata Urata¹ (1. AGC Inc. (Japan))

Oral Session

[F5-O301] Oral 301

Wed. Dec 13, 2023 10:00 AM - 12:00 PM Session 10 (Room B-1)

Chair: Yohei Miwa (Gifu University), Ken Kojio (Kyushu University)

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10:00 AM - 10:25 AM

[F5-O301-01 (Symposium Invited)] Nanomechanics for Mechanically-Interlocked Glasses

*Kazuaki Kato^1,2 (1. Tokyo Univ. (Japan), 2. JST-PRESTO (Japan))

10:25 AM - 10:40 AM

[F5-O301-02] Module-Assembled Elastomer with High Toughness and Strain Stiffening Capability

*Shintaro Nakagawa¹, Daisuke Aoki², Yuki Asano¹, Naoko Yoshie¹ (1. Univ. of Tokyo (Japan), 2. Chiba Univ. (Japan))

10:40 AM - 10:55 AM

[F5-O301-03] Atomic-Scale Deformation/Fracture Process of Molecular Crystals: Density-Functional Tight Binding Molecular Dynamics Simulations

*Yusuke Ootani¹, Momoji Kubo^1,2 (1. Institute for Materials Research, Tohoku Univ. (Japan), 2. New Industry Creation Hatchery Center, Tohoku Univ. (Japan))

Break （10:55 AM - 11:05 AM）

11:05 AM - 11:30 AM

[F5-O301-04 (Symposium Invited)] Mechanics of ultimately deformed polymer gels

*TASUKU NAKAJIMA¹ (1. Hokkaido Univ. (Japan))

11:30 AM - 11:45 AM

[F5-O301-05] Role of hierarchy structure on mechanical adaptation of self-healing hydrogels

*Xueyu Li¹, Kunpeng Cui¹, Jian Ping Gong¹ (1. Hokkaido Univ. (Japan))

Cancelled

11:45 AM - 12:00 PM

[F5-O301-06] Direct imaging of dynamic heterogeneity under gelation process of nematic liquid crystals using novel fluctuation microscope

*Jun Yamamoto¹ (1. Department of Physics, Kyoto University (Japan))

Oral Session

[F5-O302] Oral 302

Wed. Dec 13, 2023 2:00 PM - 4:00 PM Session 10 (Room B-1)

Chair: Tasuku Nakajima (Hokkaido University), Koichi Mayumi (The University of Tokyo)

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2:00 PM - 2:25 PM

[F5-O302-01 (Symposium Invited)] Tough Polymer Gels Reinforced by Strain-Induced Crystallization

*Koichi Mayumi¹ (1. Univ. Tokyo (Japan))

2:25 PM - 2:40 PM

[F5-O302-02] Tough and Stiff Slide-Ring Solid Polymer Electrolyte based on Strain-Induced Crystallization and Phase-Separation

*Kei Hashimoto¹, Toru Shiwaku², Koichi Mayumi², Hideaki Yokoyama², Kohzo Ito² (1. Gifu Univ. (Japan), 2. The Univ. of Tokyo (Japan))

Cancelled

2:40 PM - 2:55 PM

[F5-O302-03] First-principles calculations study of electronic structure, optoelectronic, vibrational analysis, linear and nonlinear optical properties of eosin b (4',5'-dibromo-2',7'-dinitro-3-oxo-3Hspiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate)

*Jean Baptiste Fankam Fankam¹, Geh Wilson Ejuh³, Jean Marie Bienvenu Ndjaka², F. Tchangnwa Nya⁴ (1. University of the Witwatersrand. Johannesburg, South Africa (South Africa), 2. University of Youande 1 (Cameroon), 3. University of Bamenda (Cameroon), 4. University of Maroua (Cameroon))

Break （2:55 PM - 3:05 PM）

3:05 PM - 3:30 PM

[F5-O302-04 (Symposium Invited)] Deformation Behavior of Elastomers and Glassy Polymers under Biaxial Deformation Mode

Aya Fujimoto¹, Ayumi Hamada¹, Kakeru Obayashi¹, *Ken Kojio¹ (1. Kyushu University (Japan))

3:30 PM - 3:45 PM

[F5-O302-05] Stress visualization in deformation and melt flow state of polymer
using mechanochromic material

Kubota Yuto¹, Wichean Khawdas², Yamamoto Takumi³, Otsuka Hideyuki³, *Ito Hiroshi^1,2 (1. Graduate School of Organic Materials Science, Yamagata Univ. (Japan), 2. Res. Center for GREEN Materials and Advanced Processing, Yamagata Univ. (Japan), 3. Tokyo Inst. of Tech. (Japan))

3:45 PM - 4:00 PM

[F5-O302-06] Characterization of 3D-liquid printable mechanochromic polymer

*Wichean Khawdas¹, Iijima Ramu², Watabe Takuma ³, Otsuka Hideyuki ³, Ito Hiroshi^1,2 (1. Res. Center for GREEN Materials and Advanced Processing, Yamagata Univ. (Japan), 2. Graduate School of Organic Materials Science, Yamagata Univ. (Japan), 3. Tokyo Inst. of Tech. (Japan))

Oral Session

[F5-O303] Oral 303

Wed. Dec 13, 2023 4:30 PM - 6:30 PM Session 10 (Room B-1)

Chair: Kosuke Takahashi (Hokkaido University), Shintaro Nakagawa（The University of Tokyo)

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4:30 PM - 4:55 PM

[F5-O303-01 (Symposium Invited)] Prediction of stress-strain behavior of fiber-reinforced woven composites via deep neural network

*Hak-Sung Kim¹, dug-joong kim¹, Jeong-Hyeon Baek¹, Byeung-Gun Nam² (1. Hanyang University (Korea), 2. Hyundai motors (Korea))

4:55 PM - 5:10 PM

[F5-O303-02] Sliding Behavior at the Graphene Oxide and Polymer Matrix Interface with Different Interfacial Features

*Hanqing WEI¹ (1. Zhejiang university (China))

5:10 PM - 5:25 PM

[F5-O303-03] Molecular Dynamics Simulation and Machine Learning-based Analysis for Ice Premelt at Ice/Polymer Interface

Takumi Sato¹, Ikki Yasuda¹, *Yusei Kobayashi², Noriyoshi Arai¹, Kenji Yasuoka¹ (1. Keio Univ. (Japan), 2. Kyoto Institute of Tech. (Japan))

Break （5:25 PM - 5:35 PM）

5:35 PM - 6:00 PM

[F5-O303-04 (Symposium Invited)] Bioinspired, Photo-Controlled, Superhydrophobic and Wear-Resistant Polymer Composite Surfaces

*Yves Leterrier¹ (1. EPFL (Switzerland))

6:00 PM - 6:15 PM

[F5-O303-05] Nano-imaging of interfacial crack propagation along carbon fibers under cyclic loads

*Kosuke Takahashi¹ (1. Hokkaido Univ. (Japan))

Poster Session

[F5-P304] Poster 304

Wed. Dec 13, 2023 6:30 PM - 8:30 PM Poster (Annex)

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[F5-P304-01] Improvement of fracture toughness of SiO₂ Glass coating by adding Ag particles.

*HIROYA MOMMA Momma¹, Kenji Shinozaki^1,2 (1. Osaka Univ. (Japan), 2. AIST. (Japan))

[F5-P304-02] Enhancement of Lattice Diffusion Caused by Electric Fields Revealed in Flash Healing Process for Vickers Microcracks of Zirconia Single Crystal

*Shunsuke Kayukawa¹, Tomoharu Tokunaga¹, Koji Morita², Takahisa Yamamoto¹ (1. Department of Materials Design Innovation Enginnering, Nagoya Univ. (Japan), 2. National Inst. for Materials Science (Japan))

[F5-P304-03] Tensile Properties and Fracture Toughness of Extruded AZ31B Alloys With Multimodal Microstructure

*SHENGXIONG TANG¹, Soya NISHIMOTO¹, Michiaki YAMASAKI¹ (1. KUMAMOTO Univ. (Japan))

[F5-P304-04] High cycle fatigue properties of aluminum foils

*Chiho Fujita¹, Hiromoto Kitahara², Shinji Ando², Yuichi Tanaka³ (1. Graduate School of Sci. and Tech., Kumamoto Univ. (Japan), 2. Magnesium Res. Center, Kumamoto Univ. (Japan), 3. UACJ Corp. (Japan))

[F5-P304-05] "Crack Healing under DC Electric Field in 8 mol% Y₂O₃ Stabilized Cubic ZrO₂ Polycrystals"

*Shoma Takahashi¹, Kohta Nambu^2,3, Daisuke Terada¹, Tomoharu Tokunaga⁴, Takahisa Yamamoto⁴, Koji Morita^1,2,3 (1. Chiba Institute of Technology (Japan), 2. National Institute for Material Science (Japan), 3. Kyushu University (Japan), 4. Nagoya University (Japan))

[F5-P304-06] Surface Modification of Carbon-Based Sheets with Polymers and Adhesion between the Modified Sheets

*Yifan Li¹, Takuya Sagawa¹, Mineo Hashizume¹ (1. Tokyo Univ. of Sci. (Japan))

[F5-P304-07] Analysis of Multiscale Structure of Low-crosslinked Epoxy Adhesive in the Single-lap Joint

*Kakeru Obayashi¹, Rasha A. H. Bayomi¹, Ken Kojio¹ (1. Kyushu Univ. (Japan))

[F5-P304-08] Correlations between mechanical properties and electronic structure of Ti₃AC₂ (A = Si, Ge, Sn) MAX phases: first-principles calculation

*Noriaki Kitagaki¹, Yoshinori Shiihara¹ (1. Toyota Technological Inst. (Japan))

[F5-P304-09] Mechanical Properties of Single-Walled Carbon Nanotube Bundle Structures under Twisting and Stretching Loads

*Tong Lu¹, Toshiyuki Fujii¹, Wen Xiao Lei¹ (1. Tokyo Tech. (Japan))

[F5-P304-10] Nanocomposite hydrogels with tailored morphological and mechanical properties

*Youfeng Yue¹, Rika Hayashi¹, Yoshiko Yokota¹ (1. National Institute of Advanced Industrial Science and Technology (AIST) (Japan))

[F5-P304-11] Investigation in Densities of Electropun Porous Single Microfiber of Polystyrene and Its Nonwoven Mat

*Mitsuo Kaneko¹, Yuya Ishii¹ (1. Kyoto Institute of Technology (Japan))

[F5-P304-12] Metal-ligand coordination enables tunable mechanical properties in microphase-separated thermoplastic elastomer

*Xiangyuan Guo¹, Shintaro Nakagawa¹, Naoko Yoshie¹ (1. The Univ. of Tokyo (Japan))

[F5-P304-13] Self-Healable Block Copolymers Having Fluoroalkyl Side Chains

*Toi Shimizu¹,Kei Hashimoto¹,Shoichi Kutsumizu¹,Yohei Miwa¹
(1. Gifu Univ (Japan))

[F5-P304-14] Nanotribology of Polymer Film Surfaces by Nanoscratch Test Using Scanning Probe Microscopy

*Masaki Kakiage¹, Ayaka Takazawa¹, Takeshi Yamanobe¹, Hiroki Uehara¹ (1. Gunma Univ. (Japan))

[F5-P304-15] Gas-Responsive Elastomers Toughened with CO₂ gas

*Kazuma Okada¹, Hanako Yoneda¹, Kei Hashimoto², Shoichi Kutsumizu², Yohei Miwa² (1. Grad. Sch. of Nat. Sci. Tech., Gifu Univ (Japan), 2. Fuc. of Eng., Gifu Univ (Japan))

[F5-P304-16] Polyethylene Mechanically Toughened with CO₂ Gas

*Rina Takahashi¹, Kei Hashimoto², Shoichi Kutsumizu², Yohei Miwa² (1. Grad. Sch. of Nat. Sci. Tech., Gifu Univ. (Japan), 2. Fac. of Eng., Gifu Univ. (Japan))

[F5-P304-17] Synthesis and Evaluation of Diarylacetic Acid Derivatives for Detecting Polymer Chain Scission

*Yuto Uchida¹, Takumi Yamamoto¹, Akira Takahashi¹, Hideyuki Otsuka¹ (1. Tokyo Institute of Technology (Japan))

[F5-P304-18] Correlation between Mechanical Properties and Structural Flexibility of Hydrogen Bonding Groups

*Rena Tajima¹, Shogo Ishizaka¹, Shintaro Nakagawa¹, Naoko Yoshie¹ (1. Univ. of Tokyo, Inst. of Indus. Sci. (Japan))

[F5-P304-19] Synthesis and Evaluation of Addition-type Molecular Probes for Detecting Polymeric Mechanoradicals

*Akira Kodaka¹, Yuto Uchida¹, Takumi Yamamoto¹, Hajime Sugita¹, Hideyuki Otsuka¹ (1. Tokyo Inst. of Tech. (Japan))

[F5-P304-20] Synthesis and Mechanoreactivity of Crystalline Polymers with Mechanically Responsive Molecules at the Center of Polymer Chains

*Ko Onuma¹, Riho Shibata¹, Takuma Watabe¹, Akira Takahashi¹, Hideyuki Otsuka¹ (1. Tokyo Inst. of Tech. (Japan))

[F5-P304-21] Radical-type Mechanophores Consisting of Bisarylfluorene Skeleton with Electron-withdrawing Groups

*Hajime Sugita^1,2, Lu Yi², Koichiro Mikami¹, Daisuke Aoki², Hideyuki Otsuka² (1. Sagami Chemical Research Institute (Japan), 2. Tokyo Institute of Technology (Japan))

[F5-P304-22] Energetic Analysis of Dislocation Dynamics near Grain Boundary in Metallic Systems based on Atomistic Simulation

*Masato Wakeda¹ (1. National Institute for Materials Science (Japan))

[F5-P304-23] Formation of Hierarchical Nano-porous Layer structure on Lanthanum glass

*Ai Nakamura¹, Masafumi Shimazaki¹, Tomoyuki Suzuki¹, Yuto Muraoka¹, Shota Yamamura¹, Takuya Fujima¹ (1. Tokyo City Univ. (Japan))

[F5-P304-24] Effect of Solute on Hierarchical Nanoporous Layer Glass Formation

*Masahito Shimazaki¹, Ai Nakamura¹, Tomoyuki Suzuki¹, Syouta Yamamura¹, Yuuto Muraoka¹, Takuya Fujima¹ (1. Tokyo City Univ. (Japan))

[F5-P304-25] Investigating the Spatiotemporal Structure of Carrageenan Gels and their Mixtures During Sol-Gel Transition by Rheology and Scattering Techniques

*Lester Canque Geonzon¹, Kei Hashimoto¹, Tatsuro Oda¹, Shingo Matsukawa², Koichi Mayumi¹ (1. The Univ. of Tokyo (Japan), 2. Tokyo Univ. of Marine Sci. and Tech. (Japan))

[F5-P304-26] Molecular dynamics simulation of bcc iron grain boundary cracks using machine learning potential

*Kaito Saito¹, Shihara Yoshinori¹ (1. Toyota Technological Inst. (Japan))

[F5-P304-27] Effect of a strong DC electric field on nanoindentation hardness and Young’s moduli of ZnS

*Haruto Kuwabara¹, Hiroshi Masuda¹, Hidehiro Yoshida^1,2 (1. The University of Tokyo (Japan), 2. Next Generation Zirconia Social Cooperation Program, Institute of Engineering Innovation, The University of Tokyo (Japan))

[F5-P304-28] High Temperature Tensile Ductility of 3Y-TZP under an AC Electric Field

*Itsuki Imanishi¹, Hiroshi Masuda¹, Hidehiro Yoshida^1,2 (1. Department of materials engineering, The University of Tokyo (Japan), 2. Next generation Zirconia Social Cooperation Program, The University of Tokyo (Japan))

[F5-P304-29] Enhancement of Fracture Toughness of Glasses via Precipitation of Metal Nanoparticles

*Kenji Shinozaki^1,2 (1. Nat. Inst. Adv. Sci. Tech. (AIST) (Japan), 2. Osaka Univ. (Japan))

[F5-P304-30] Interaction between Edge Dislocation and Wedge Disclination

*CHENG YUAN¹, Xiao Wen Lei¹, Toshiyuki Fujii¹ (1. Tokyo Tech. (Japan))

[F5-P304-31] Effect of Ce Contents on the Microstructure and Tribological Behavior of CP-Ti and Ti-6Al-4V alloy

*Kichang Bae¹, Sohee Yun¹, Jongwoo Won², Chanhee Park², Junghoon Lee¹ (1. Pukyong National Univ. (Korea), 2. Korea Inst. of Materials Sci. (Korea))

[F5-P304-32] First-principles study of stacking fault energy in Mg-Zn-Y alloys with 10H Long-Period Stacking Ordered structure

*Naoki Uemura¹, Suraj Singhaneka¹, Ryosuke Matsumoto¹ (1. Kyoto Univ. of Adv. Sci. (Japan))

[F5-P304-33] Structural and electrical properties of lattice-work structure formed on a rutile TiO₂(001) surface studied by scanning probe microscopy

*Seiga Koga¹, Ahmed Mohamed Sayed Aly¹, Linfeng Hou², Daiki Katsube³, Masayuki Abe², Eiichi Inami¹ (1. Kochi Univ. of Tech. (Japan), 2. Osaka Univ. (Japan), 3. RIKEN (Japan))

[F5-P304-34] Phase-Field Simulations of Solute Segregations at Various Interfaces in Additively Manufactured Inconel 718 Nickel-Based Superalloy

*Katsuhiko Sawaizumi¹, Masayuki Okugawa¹, Yuichiro Koizumi¹, Takayoshi Nakano¹ (1. Osaka Univ. (Japan))

Oral Session

[F5-O401] Oral 401

Thu. Dec 14, 2023 9:00 AM - 12:00 PM Session 10 (Room B-1)

Chair: Tomohito Tsuru (JAEA), Hiroyuki Toda (Kyshu University)

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9:00 AM - 9:25 AM

[F5-O401-01 (Symposium Invited)] Phase Transformation and Plasticity Enhanced by Electric Current or Electron-Beam

*Heung Nam Han¹ (1. Seoul National Univ. (Korea))

9:25 AM - 9:40 AM

[F5-O401-02] Tensile deformation behavior and multimodal microstructure evolution of extruded Mg-Y-Zn alloys of multimodal microstructure

*Michiaki Yamasaki¹, Kosho Horiguhi¹, Daria Drozdenko², Koji Hagihara³, Toko Tokunaga³, Soya Nishimoto¹, Stefanus Harjo⁴, Gong Wu⁴ (1. Kumamoto Univ. (Japan), 2. Charles Univ. (Czech Republic), 3. Nagoya Inst. Tech. (Japan), 4. Japan Atomic Energy Agency (Japan))

9:40 AM - 9:55 AM

[F5-O401-03] Effect of tensile axis orientation on deformation behavior of pure magnesium single crystals

*Shinji Ando¹, Kento Mitani¹, Hiromoto Kitahara¹ (1. Kumamoto Univ. (Japan))

9:55 AM - 10:10 AM

[F5-O401-04] Fracture toughness in extruded Mg-Zn-Y alloys with multimodal microstructure

*Soya Nishimoto¹, Taiga Yasuda¹, Koji Hagihara², Michiaki Yamasaki¹ (1. Kumamoto Univ. (Japan), 2. Nagoya Inst. Tech. (Japan))

10:10 AM - 10:25 AM

[F5-O401-05] Relation between the microstructure and mechanical properties of Mg/LPSO and other extruded Mg alloys

*Koji Hagihara¹, Tsuyoshi Mayama², Stefanus Harjo³, Toko Tokunaga¹, Kazuki Yamamoto¹, Mika Sugita¹, Wu Gong³, Michiaki Yamasaki² (1. Nagoya Institute Tech. (Japan), 2. Kumamoto Univ. (Japan), 3. J-PARC (Japan))

Break （10:25 AM - 10:40 AM）

10:40 AM - 10:55 AM

[F5-O401-06] Mechanical behaviors of Mg/LPSO phase alloys with multimodal microstructure

*Toko Tokunaga¹, Kazuki Yamamoto¹, Mika Sugita¹, Michiaki Yamasaki², Tsuyoshi Mayama², Harjo Stefanus³, Koji Hagihara^3,1 (1. Nagoya Inst. Tech. (Japan), 2. Kumamoto Univ. (Japan), 3. J-PARC Center (Japan))

10:55 AM - 11:10 AM

[F5-O401-07] Characterization of Internal Stresses in Mg-Zn-Y Alloy with Multimodal Microstructure by Deformation Operando Neutron Diffraction

*Stefanus Harjo¹, Wu Gong¹, Michiaki Yamasaki², Takuro Kawasaki¹, Kazuya Aizawa¹ (1. Japan Atomic Energy Agency (Japan), 2. Kumamoto University (Japan))

11:10 AM - 11:25 AM

[F5-O401-08] The effect of normal strain on pyramidal II edge dislocation mobility and core structure in magnesium at a higher temperature

*SUNDAY TEMITOPE OYINBO¹, Ryosuke MATSUMOTO² (1. KYOTO UNIVERSITY OF ADVANCED SCIENCE (Japan), 2. KYOTO UNIVERSITY OF ADVANCED SCIENCE (Japan))

11:25 AM - 11:40 AM

[F5-O401-09] Atomistic study of stable hydrogen distribution and transition behavior between vacancy cluster and 1/2<111> prismatic dislocation loop in α-iron

*Mugilgeethan VIJENDRAN¹, Ryosuke MATSUMOTO¹ (1. Kyoto University of Advanced Science (Japan))

11:40 AM - 11:55 AM

[F5-O401-10] Substructure boundary sliding in lath martensite quantitatively investigated by using molecular dynamics (MD) simulation and experiment

*Meng Zhang¹, Shuang Gong¹, Junya Inoue¹ (1. The University of Tokyo (Japan))

Oral Session

[F5-O402] Oral 402

Thu. Dec 14, 2023 2:00 PM - 4:00 PM Session 10 (Room B-1)

Chair: Koji Hagihara (Nagoya Institute of Technology), Yoshitaka Umeno (The University of Tokyo)

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2:00 PM - 2:25 PM

[F5-O402-01 (Symposium Invited)] Hydrogen embrittlement and its prevention in Al-Zn-Mg alloys

*Hiroyuki Toda¹, Yafei Wang¹, Jianwei Tang¹, Masatake Yamaguchi², Tomohito Tsuru², Kazuyuki Shimizu³, Hiro Fujihara¹, Kyosuke Hirayama⁴, Kenichi Ebihara² (1. Kyushu University (Japan), 2. Japan Atomic Energy Agency (Japan), 3. Iwate University (Japan), 4. Kyoto University (Japan))

2:25 PM - 2:40 PM

[F5-O402-02] Stress Corrosion Cracking of High Strength Al-Zn-Mg-Cu Alloy with Mn-rich Dispersoid and T(Al₂Mg₃Zn₃) Phase

*Jianwei Tang¹, Yafei Wang¹, Hiro Fujihara¹, Kyosuke Hirayama², Kazuyuki Shimizu³, Hiroyuki Toda¹ (1. Kyushu Univ. (Japan), 2. Kyoto Univ. (Japan), 3. Iwate Univ. (Japan))

2:40 PM - 2:55 PM

[F5-O402-03] Hydrogen Embrittlement of Ultra-fine-grained Al-Zn-Mg-Cu Alloys Processed by High Pressure Torsion

*Yafei Wang¹, Nozomu Adachi², Hiro Fujihara¹, Yoshikazu Todaka², Hiroyuki Toda¹ (1. Kyushu Univ. (Japan), 2. Toyohashi Univ. of Tech. (Japan))

Break （2:55 PM - 3:00 PM）

3:00 PM - 3:15 PM

[F5-O402-04] Influence of internal and external hydrogen accumulation behavior on stress corrosion cracking behavior in Al-Zn-Mg alloy

*Hiro Fujihara¹, Hiroyuki Toda¹, Ken-ichi Ebihara², Masayuki Uesugi³, Akihisa Takeuchi³ (1. Kyushu Univ. (Japan), 2. Japan Atomic Energy Agency (Japan), 3. Japan Synchrotron Radiation Res.Inst. (Japan))

3:15 PM - 3:30 PM

[F5-O402-05] Analysis of hydrogen embrittlement mechanism in Al-Zn-Mg alloy by TEM observation

*Kyosuke Hirayama¹, Miharu Doi¹, Hiroyuki Toda², Hiro Fujihara², Kazuyuki Shimizu³ (1. Kyoto Univ. (Japan), 2. Kyushu Univ. (Japan), 3. Iwate Univ. (Japan))

3:30 PM - 3:45 PM

[F5-O402-06] Development of hydrogen-resistant Al-Zn-Mg-Cu alloys by T-phase precipitation and trace element addition

*Kazuyuki Shimizu¹, Shota Tsuchiya¹, Hiroyuki Toda², Hiro Fujihara², Masayuki Uesugi³, Akihisa Takeuchi³, Yasuhiro Kamada¹ (1. Iwate Univ. (Japan), 2. Kyushu Univ. (Japan), 3. JASRI (Japan))

3:45 PM - 4:00 PM

[F5-O402-07] First-principles calculations of hydrogen trapping energy on incoherent interfaces in aluminum alloys

*Masatake Yamaguchi¹, Tomohito Tsuru¹, Kenichi Ebihara¹, Mitsuhiro Itakura¹ (1. Japan Atomic Energy Agency (Japan))

Oral Session

[F5-O403] Oral 403

Thu. Dec 14, 2023 4:30 PM - 6:30 PM Session 10 (Room B-1)

Chair: Tomotsugu Shimokawa (Kanazawa Univ.), Kazuyuki Shimizu (Iwate University)

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4:30 PM - 4:55 PM

[F5-O403-01 (Symposium Invited)] Rewritable Material Strength by Electrons and Holes

*Hiroyuki Hirakata¹, Takahiro Shimada¹ (1. Kyoto Univ. (Japan))

4:55 PM - 5:10 PM

[F5-O403-02] Variation of Surface Step-terrace Structures Formed by Electric Fields

*Takahisa Yamamoto^1,2, Yutaro Katsuyama¹, Tomoharu Tokunaga¹, Shunsuke Kobayashi² (1. Nagoya University (Japan), 2. Japan Fine Ceramics Center (Japan))

5:10 PM - 5:25 PM

[F5-O403-03] Integration of Deduction-Induction Approaches of Multiscale Simulation Models for Dislocation Pattern Formation in Fatigue

*Yoshitaka Umeno¹, Emi Kawai¹, Atsushi Kubo¹ (1. The University of Tokyo (Japan))

Break （5:25 PM - 5:35 PM）

5:35 PM - 5:50 PM

[F5-O403-04] Stochastic Modeling and Atomistic Simulation of Disloation Diffusion under Fatigue

*Atsushi Kubo¹, Emi Kawai¹, Yoshitaka Umeno¹ (1. Univ. of Tokyo (Japan))

5:50 PM - 6:05 PM

[F5-O403-05] Atomistic simulation for dislocation emission in gold single-crystal thin film from notch

*Emi Kawai¹, Atsushi Kubo¹, Yoshitaka Umeno¹ (1. Institute of Industrial Science, The University of Tokyo (Japan))

6:05 PM - 6:20 PM

[F5-O403-06] Multi-scale modeling of crystal plasticity with machine learning algorithms

*Armand Jacques Pierre Barbot^1,2, Hisashi Kashima¹, Riccardo Gatti² (1. Kyoto University (Japan), 2. LEM, CNRS, ONERA, Université Paris-Saclay (France))

Oral Session

[F5-O501] Oral 501

Fri. Dec 15, 2023 10:00 AM - 12:00 PM Session 5 (Room E)

Chair: Nobuo Nakada (Tokyo Institute of Technology), Tomohito Tsuru (JAEA)

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10:00 AM - 10:25 AM

[F5-O501-01 (Symposium Invited)] Nature of Serration and Its Impact on Strength and Ductility in High-Mn Austenitic Steel

*Nobuhiro Tsuji¹, Sukyoung Hwang¹, Myeoung-Heom Park¹, Yu Bai^1,2 (1. Kyoto University (Japan), 2. Dalian University of Technology (China))

10:25 AM - 10:40 AM

[F5-O501-02] Effect of Microstructure on Nucleation of Deformation-Induced Martensitic Transformation by Molecular Dynamics Simulation

*Tomotsugu Shimokawa¹, Kodai Fujii¹, Kazumi Konishi¹, Tomoaki Niiyama¹ (1. Kanazawa Univ. (Japan))

10:40 AM - 10:55 AM

[F5-O501-03] Large-Scale Molecular Dynamic Simulations on Concerted Phenomena of Chemical Reactions and Mechanics in Tribology Processes

*Momoji Kubo¹, Shogo Fukushima¹, Yuta Asano¹, Yusuke Ootani¹, Nobuki Ozawa¹, Koshi Adachi¹ (1. Tohoku University (Japan))

Break （10:55 AM - 11:05 AM）

11:05 AM - 11:20 AM

[F5-O501-04] Observations of Local Mechanical Behavior of Crystalline Materials by In Situ Loading Experiments in a Scanning Transmission Electron Microscope

*Eita Tochigi¹, Takaaki Sato¹, Minjian Cao¹, Naoya Shibata¹, Yuichi Ikuhara¹ (1. The University of Tokyo (Japan))

11:20 AM - 11:35 AM

[F5-O501-05] Microstructural factors dictating plastic deformation mechanisms of a TWIP steel - I: real-time, sub-microscopic level observation

*Jesada Punyafu¹, Shiro Ihara¹, Tomotsugu Shimokawa², Sukyoung Hwang³, Avala Lavakumar¹, Hikaru Saito¹, Nobuhiro Tsuji³, Mitsuhiro Murayama^1,4 (1. Kyushu Univ. (Japan), 2. Kanazawa Univ. (Japan), 3. Kyoto Univ. (Japan), 4. Virginia Tech. (United States of America))

11:35 AM - 11:50 AM

[F5-O501-06] Microstructural factors dictating plastic deformation mechanisms of a TWIP steel - II: Quantitative evaluation of the internal behavior

*Shiro Ihara¹, Jesada Punyafu¹, Tomotsugu Shimokawa², Sukyoung Hwang³, Avala Lavakumar ¹, Hikaru Saito¹, Nobuhiro Tsuji³, Mitsuhiro Murayama ^1,4 (1. Kyushu Univ. (Japan), 2. Kanazawa Univ. (Japan), 3. Kyoto Univ. (Japan), 4. Virginia Tech (United States of America))

Closing Remark （11:50 AM - 11:55 AM）

Sessions

F. Functional & Structural » [F-5] Nanomechanics for materials

[F5-O201] Oral 201

[F5-O301] Oral 301

[F5-O302] Oral 302

[F5-O303] Oral 303

[F5-P304] Poster 304

[F5-O401] Oral 401

[F5-O402] Oral 402

[F5-O403] Oral 403

[F5-O501] Oral 501

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