*Viola Paul¹, Eri Nakagawa^1,2, Ayako Ikeda¹, Toshio Osada¹, Takahito Ohmura¹ (1. National Institute for Materials Science (Japan), 2. University of Tsukuba (Japan))

[F1-P204-02] Thermodynamic assessment of the Cr-Si-Ta ternary system and its use for alloy design

*Kazushige Ioroi¹, Xiao Xu¹, Toshihiro Omori¹, Ryosuke Kainuma¹ (1. Tohoku Univ. (Japan))

[F1-P204-03] Stress-strain response of (Mo, Ti)C_x at room temperature obtained by nanoindentation method

*Shuntaro Ida¹, Eri Nakagawa², Takahiro Ohmura², Kyosuke Yoshimi¹ (1. Tohoku University (Japan), 2. National Institute for Materials Science (Japan))

[F1-P204-04] Study of the Phase Diagram of MoSiBTiC Alloys by Optical Thermal Analysis and In-Situ Observation with Electromagnetic Levitation

*Xi Nan¹, Ryogo Sawada², Haruki Nakashima², Masayoshi Adachi³, Makoto Ohtsuka³, Kyosuke Yoshimi¹, Hiroyuki Fukuyama³ (1. Department of Materials Science, Graduate School of Engineering, Tohoku University (Japan), 2. Graduate School of Engineering, Tohoku University (Japan), 3. Institute of Multidisciplinary Research for Advanced Materials (IMRAM), Tohoku University (Japan))

[F1-P204-05] Powder Fabrication and Laser Powder Bed Fusion of MoSiBTiC Alloy

*Chenguang Li¹, Zhenxing Zhou¹, Weiwei Zhou¹, Naoyuki Nomura¹ (1. Tohoku Univ. (Japan))

[F1-P204-06] Effect of off-stoichiometry on elastic moduli of B1-type MX_x ceramics

*Hiromu Matsuura¹, Kotaro Hoshizaki¹, Shuntaro Ida², Kyosuke Yoshimi² (1. Graduate School of Engineering, Tohoku Univ. (Japan), 2. Department of Materials Science, Graduate School of Engineering, Tohoku Univ. (Japan))

[F1-P204-07] Microstructure Analysis of Cast Mo-TiC Alloys By Machine Learning

*Xinyu Yan¹, Ryo Muso², Xi Nan³, Kyosuke Yoshimi³ (1. Graduate School of Engineering, Tohoku Univ. (Japan), 2. School of Engineering, Tohoku Univ. (Japan), 3. Department of Materials Sci., Graduate School of Engineering, Tohoku Univ. (Japan))

[F1-P204-08] FEM Analysis of Elastoplastic Behavior for 2D Microstructure of MoSiBTiC Alloy

*Jufeng Du¹, Chihana Kudo¹, Shuntaro Ida¹, Kyosuke Yoshimi¹ (1. Tohoku university (Japan))

[F1-P204-09] Segmentation Analysis for Microstructural Feature Extraction of MoSiBTiC Alloy

*Chihana Kudo¹, Xinyu Yan¹, Guillaume Lambard², Masahiko Demura³, Kyosuke Yoshimi⁴ (1. Graduate School of Engineering, Tohoku Univ. (Japan), 2. Data-driven Materials Design Group, Center for Basic Res. on Materials, National Inst. for Materials Sci. (Japan), 3. Materials Data Platform, Res. Network and Facility Services Division, National Inst. for Materials Sci. (Japan), 4. Department of Materials Sci., Graduate School of Engineering, Tohoku Univ. (Japan))

[F1-P204-10] Thermodynamic reassessment of Mo-Si and Ti-Si systems

*Katsunari Oikawa¹, Nobufumi Ueshima¹, Yuhang Shi¹ (1. Tohoku Univ. (Japan))

[F1-P204-11] Phase diagram and thermodynamic quantity database for the MoSiBTiC alloys

*Taichi ABE¹, Kiyomi HIROSE¹, Yuki ANDO¹, Jun FUJIMA¹, Hayato SONOKAWA¹ (1. NIMS (Japan))

[F1-P204-12] Ti Substitution and Its Influence on the Elastic Properties of Mo5SiB2-T2 Phase: A First Principles Study

*Nguyen-Dung Tran¹, Kyosuke Yoshimi¹ (1. Tohoku Univ. (Japan))

[F1-P204-13] Mechanical response of Zr-based bulk metallic glass at elevated
temperature investigated through nanoindentation testing

*Silvia Pomes^1,2, Nozomu Adachi³, Masato Wakeda¹, Takahito Ohmura^1,2 (1. National Inst. for Materials Science (Japan), 2. Kyushu Univ. (Japan), 3. Toyohashi Univ. of Tech. (Japan))

[F1-P204-14] Fracture toughness evaluation of an ultrahigh-strength steel sheet in air and high-pressure hydrogen-gas

*Naoki Hirakawa¹, Yuya Tanaka², Kaneaki Tsuzaki³, Akinobu Shibata³, Hisao matsunaga Matsunaga¹ (1. Kyushu Univ. (Japan), 2. Fukuoka Univ. (Japan), 3. NIMS (Japan))

[F1-P204-15] Influencing Factors on Hydrogen-assisted Cracking Threshold of High Strength Steel in Hydrogen Gas Environment

*Hibiki Okano¹, Ryosuke Matsumoto², Yasushi Shimizu¹, Hisao Matsunaga¹ (1. Kyushu Univ. (Japan), 2. Kyoto Univ. of Advanced Sci. (Japan))

[F1-P204-16] Thermally Activated Dislocation Motion in Fe-Cr-Ni Austenitic Steel with Solute Hydrogen

*Takeshi Fujita¹, Yuhei Ogawa² (1. Kyushu Univ. (Japan), 2. National Inst. for Materials Sci. (NIMS) (Japan))

[F1-P204-17] The mechanism of cycle-dependent fatigue crack acceleration in steels in hydrogen gas environment

*Naoyuki Osada¹, Yuya Tanaka², Yasushi Shimizu¹, Hisao Matsunaga¹ (1. Kyushu Univ. (Japan), 2. Fukuoka Univ. (Japan))

[F1-P204-18] Effect of hydrogen charge on plastic deformation of IF steels

*Masaki Tanaka¹, Kohei Takara¹, Tatsuya Morikawa¹, Shigeto Yamasaki¹ (1. Kyushu Univ. (Japan))

[F1-P204-19] Hydrogen Embrittlement of Ultrafine Elongated Grain Structure Steel

*Yuuji Kimura¹, Tadanobu Inoue¹ (1. National Institute for Materials Science (Japan))

[F1-P204-20] Establishing the Fracture Toughness Testing-method for an Ultra-high Strength Steel Sheet in High-pressure Hydrogen Environment

Yuya Tanaka¹, Naoki Hirakawa², Kaneaki Tsuzaki³, Akinobu Shibata³,*Hisao Matsunaga² (1. Fukuoka Univ (Japan), 2. Kyushu Univ (Japan), 3. National Inst. Materials Sci. (NIMS) (Japan))

[F1-P204-21] Cracking in γ’-Fe₄N compound layer developed by monotonic- and cyclic-tensile deformation for fine-particle-peened low-carbon steel

*Rama Srinivas Varanasi¹, Motomichi Koyama¹, Osamu Umezawa² (1. Institute for Materials Research, Tohoku University (Japan), 2. Faculty of Engineering, Yokohama National University (Japan))

[F1-P204-22] High-throughput investigation of Cr-N cluster formation in Fe-35Ni-Cr system during low-temperature nitriding

*Yulin Xie¹, Goro Miyamoto^2,3, Tadashi Furuhara² (1. Graduate School of Eng., Tohoku Univ. (Japan), 2. Inst. for Materials Research, Tohoku Univ. (Japan), 3. Research Center for Structure Materials, National Inst. for Materials Science (Japan))

[F1-P204-23] Rolling-sliding-contact fatigue of carbonitrided, quenched, and tempered SCM420 steel

*Yoshihiro Nishiumi¹, Osamu Umezawa² (1. Graduate School of Engineering Science, Yokohama National Univ. (Japan), 2. Faculty of Engineering, Yokohama National University (Japan))

[F1-P204-24] Effect of Surface Hardening on Bending Fatigue Properties of SCM420 and SCM440 Steel Sheets

*Minheon Kim¹, Osamu Umezawa² (1. Graduate School of Engineering Science, Yokohama National University (Japan), 2. Faculty of Engineering, Yokohama National University (Japan))

[F1-P204-25] Microstructure analysis of correlated heterogeneous distribution of carbon and nitrogen in nitrocarburized carbon steel

*Kazunori Tsukamoto¹, Takashi Kimura¹, Goro Miyamoto² (1. JEOL Ltd. (Japan), 2. Tohoku Univ. (Japan))

[F1-P204-26] Nucleation Kinetics of Guinier-Preston Zones in Al-Cu Alloys: A Neural Network-Based Kinetic Monte Carlo Approach

*Heting Liao¹, Jun-Ping Du^1,2, Shigenobu Ogata^1,2 (1. Osaka Univ. (Japan), 2. ESISM (Japan))

[F1-P204-27] Theoretical Study of Hydrogen Diffusion Influenced Screw Dislocation Motion in Body-Centered Cubic Iron

*Jiaqin Xu¹, Shuhei Shinzato¹, Fan-Shun Meng¹, Shigenobu Ogata¹ (1. Osaka Univ. (Japan))

[F1-P204-28] Accurate atomistic analysis of hydrogen solubility in α-Fe at high H₂ gas pressure

*Shihao Zhu¹, Fanshun Meng¹, Shihao Zhang¹, Shigenobu Ogata¹ (1. Osaka Univ. (Japan))

[F1-P204-29] Machine learning and first-principles calculations for mechanism of nano clustering in Fe-X-N (X = Al, Ti, V and Cr) alloys

*Tokuteru Uesugi¹ (1. Osaka Metropolitan Univ. (Japan))

[F1-P204-30] First Principles Calculation of the Interaction between Two Solute Elements in Screw Dislocation Core of Iron Alloys

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

[F1-P204-31] Molecular Dynamics-based Tribochemical Reaction Simulation Study on Corrosive Wear Mechanism at the DLC/Fe Interface

*Mizuho Yokoi¹, Masayuki Kawaura¹, Shogo Fukushima¹, Yuta Asano¹, Yusuke Ootani¹, Nobuki Ozawa^2,1, Momoji Kubo^1,2 (1. Tohoku Univ. (Japan), 2. New Industry Creation Hatchery Center, Tohoku Univ. (Japan))

[F1-P204-32] Search for Welding Conditions with Long Creep Life by Tandem Bayesian Model Considering HAZ Shape Factor

*Izuno Hitoshi¹, Masahiko Demura¹, Masayoshi Yamazaki¹, Satoshi Minamoto¹, Kenji Nagata¹, Yoh-ichi Mototake², Daisuke Abe³, Keisuke Torigata³ (1. National Institute for Materials Science (Japan), 2. Hitotsubashi Univ. (Japan), 3. IHI Corp. (Japan))

[F1-P204-33] Thermal Expansion and Polymorphism of B(III)F₃: A First-Principles Study

*Hiroki Koiso¹, Yasuhide Mochizuki¹, Suguru Yoshida², Takayuki Nagai³, Toshihiro Isobe¹, Akira Nakajima¹ (1. Tokyo Inst. of Tech. (Japan), 2. Penn. State Univ. (United States of America), 3. Univ. of Tokyo (Japan))

[F1-P204-34] Mechanism of Negative Thermal Expansion in Monoclinic Cu₂P₂O₇: A First-Principles Lattice-Dynamics Study

*Kaede Nagamatsu¹, Yasuhide Mochizuki¹, Hiroki Koiso¹, Toshihiro Isobe¹, Akira Nakajima¹ (1. Tokyo Inst. of Tech. (Japan))

Oral Session

[F1-O301] Oral 301

2023年12月13日(水) 10:00 〜 12:20 Session 13 (Room I)

Chair: Motomichi Koyama (Tohoku University)

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10:20 〜 10:50

[F1-O301-01 (Symposium Invited)] Optimization of microstructure and mechanical properties of dual phase in continuous microstructure space using a variational autoencoder

*Hyoung Seop Kim^1,2, Yongju Kim¹, Hyoung Seop Kim (1. Pohang Univ. Sci. Tech. (Korea), 2. Tohoku Univ. (Japan))

10:50 〜 11:20

[F1-O301-02 (Symposium Invited)] A Digital Transformation Approach to Hydrogen-enhanced Cracking

*Hisao Matsunaga¹ (1. Kyushu Univ. (Japan))

11:20 〜 11:40

[F1-O301-03] Effect of carbon segregation at prior austenite grain boundary on the hydrogen embrittlement behavior in low-carbon martensitic steels

*Kazuho Okada¹, Akinobu Shibata¹, Taisuke Sasaki¹, Hisashi Matsumiya², Kazuhiro Hono¹, Nobuhiro Tsuji² (1. NIMS (Japan), 2. Kyoto Univ. (Japan))

11:40 〜 12:00

[F1-O301-04] Fatigue Property Prediction By Machine Learning For Low-Alloy Steels In A
Hydrogen Environment

*Timothee Redarce¹, Hisao Matsunaga¹, Guillaume Lambard² (1. Kyushu Univ. (Japan), 2. National Inst. for Materials Sci. (Japan))

12:00 〜 12:20

[F1-O301-05] Atomistic study on screw dislocation motion in BCC iron-hydrogen system

*Shuhei Shinzato¹, Fan-Shun Meng¹, Jiaqin Xu¹, Shigenobu Ogata¹ (1. Osaka Univ. (Japan))

Oral Session

[F1-O302] Oral 302

2023年12月13日(水) 14:00 〜 15:50 Session 13 (Room I)

Chair: Yongjie Zhang (Tohoku University)

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14:20 〜 14:50

[F1-O302-01 (Symposium Invited)] Characterization of Microstructures and Internal Stresses of Structural Metals during Deformation Using Operando Neutron Diffraction

*Stefanus Harjo¹, Takuro Kawasaki¹, Wu Gong¹, Goro Miyamoto² (1. Japan Atomic Energy Agency (Japan), 2. Tohoku University (Japan))

14:50 〜 15:10

[F1-O302-02] Analysis of strengthening mechanism by clusters and precipitates towards DX-driven prediction of surface hardening in nitrided steels

*Goro Miyamoto¹, Kyoka Itasaka², Tadashi Furuhara¹ (1. Tohoku Univ. (Japan), 2. Formerly graduate student Dept. Metallurgy, Tohoku Univ. (now at Honda Motor Co.) (Japan))

15:10 〜 15:30

[F1-O302-03] Effect of Crystal Structure of Compound Layer on Bending Fatigue Strength of Nitrided Medium Carbon Steel

*Koji Takahashi¹, Ryota Kondo¹, Kosuke Takamura², Yoichi Watanabe² (1. Yokohama National University (Japan), 2. Nihon Parkerizing Corp. Ltd. (Japan))

15:30 〜 15:50

[F1-O302-04] The Use of High-Through put Small-Angle Neutron Scattering to Track Structuctural Changes in Medium-Entropy Steels During Processing

*Kenneth Charles Littrell¹ (1. Oak Ridge National Laboratory (United States of America))

Oral Session

[F1-O303] Oral 303

2023年12月13日(水) 16:10 〜 17:40 Session 13 (Room I)

Chair: Masato Wakeda (National Institute for Materials Science)

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16:10 〜 16:40

[F1-O303-01 (Symposium Invited)] Reactive Molecular Dynamics Simulation Study on Microscopic Corrosive Wear Process of Iron Nitride

*Yusuke Ootani¹, Mizuho Yokoi¹, Momoji Kubo^1,2 (1. Institute for Materials Research, Tohoku Universit (Japan), 2. New Industry Creation Hatchery Center, Tohoku University (Japan))

16:40 〜 17:00

[F1-O303-02] Atomistic processes of kinking in MAX phases

*Rana Hossain, Shigenobu Ogata¹ (1. Osaka University (Japan))

17:00 〜 17:20

[F1-O303-03] Fracture of composite materials with Spring-Network model

*Haruka Noguchi¹, Satoshi Yukawa¹ (1. Osaka University (Japan))

17:20 〜 17:40

[F1-O303-04] Dynamical properties of polymer materials from X-ray transmission video using the machine learning

*Masahiro Kuramochi¹, Shotaro Akaho², Yuji C Sasaki³ (1. Ibaraki Univ. (Japan), 2. AIST (Japan), 3. The Univ. of Tokyo (Japan))

Oral Session

[F1-O401] Oral 401

2023年12月14日(木) 09:00 〜 12:00 Session 13 (Room I)

Chair: Katsunari Oikawa (Tohoku Univ.), Kenji Nagata (National Institute for Materials Science)

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09:00 〜 09:30

[F1-O401-01 (Symposium Keynote)] Heat-to-Heat Variation of Creep Rupture Strength in Heat Resistant Steels

*Kota Sawada¹, Kazuhiro Kimura¹ (1. National Institute for Materials Science (Japan))

09:30 〜 09:50

[F1-O401-02] Precipitate segmentation for metal temperature estimation using deep learning

*Yuki Sasaki¹, Akihiro Endo², Kota Sawada², Kenji Nagata², Hayaru Shouno¹ (1. University of Electro-Communications (Japan), 2. National Institute for Materials Science (Japan))

09:50 〜 10:10

[F1-O401-03] Stability and structural properties of transition metal high entropy alloys: from First-principles and machine learning

*Ying Chen¹, Nguyen-Dung Tran¹, Chang Liu², Xinming Wang³, Jun Ni³ (1. School of Engineering, Tohoku University (Japan), 2. Institute of Statistical Mathematics (Japan), 3. Department of Physics, Tsinghua University (China))

Break （10:10 〜 10:30）

10:30 〜 11:00

[F1-O401-04 (Symposium Invited)] Foundation of Data Assimilation and Its Application to Phase-Field Models

*Hiromichi Nagao¹, Shin-ichi Ito¹ (1. Univ. of Tokyo (Japan))

11:00 〜 11:20

[F1-O401-05] Topological Data Analysis of Complex Metal Structure in SEM Images and Construction of Regression Models for Mechanical Properties

*Kazuto Akagi¹, Yasumasa Nishiura¹ (1. Tohoku Univ. (Japan))

11:20 〜 11:40

[F1-O401-06] Estimating steel microstructures by deep learning framework combined with phase transformation model

*Satoshi Noguchi¹, Syuji Aihara², Junya Inoue³ (1. Res. Inst. for Value-added Information Generation, Japan Agency for Marine-Earth Science and Technology (Japan), 2. The Univ. of Tokyo (Japan), 3. Department of Material Eng., The Univ. of Tokyo (Japan))

11:40 〜 12:00

[F1-O401-07] Critical Assessment of AI-Founded Non-Isothermal Aging Treatment Schedules for Improving 0.2% Proof Stress in Binary Ni-Al Alloys

*VICKEY NANDAL¹, SAE DIEB¹, DMITRY S. BULGAREVICH¹, TOSHIO OSADA¹, TOSHIYUKI KOYAMA², SATOSHI MINAMOTO¹, MASAHIKO DEMURA¹ (1. NATIONAL INSTITUTE FOR MATERIALS SCIENCE (NIMS) (Japan), 2. NAGOYA UNIVERSITY (Japan))

セッション一覧

F. Functional & Structural » [F-1] Future prospect of DX-driven development in structural materials

[F1-O201] Oral 201

[F1-P204] Poster 204

[F1-O301] Oral 301

[F1-O302] Oral 302

[F1-O303] Oral 303

[F1-O401] Oral 401

認証