Organization
School of Materials and Chemical Technology Assistant Professor
Title
Assistant Professor
External link
HWANG SUKYOUNG
Education
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Kyoto University Graduate School of Engineering, Department of Materials Science and Engineering
- 2021.3
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Sungkyunkwan University Department of Materials Science and Engineering
- 2015.8
Country： Korea, Republic of
Research History
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京都大学, 大学院工学研究科 材料工学専攻, 特定助教
2025.3
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MEXT Scholarship (Master’s and Doctoral Programs)
2021.3
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東京科学大学, 物質理工学院 材料系, 助教
Papers
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Distinct roles of dynamic strain aging and deformation-induced martensitic transformation in serrated flow of Fe–Ni TRIP steels
Myeong-heom Park, Keitaro Sawamura, Sukyoung Hwang, Si Gao, Nobuhiro Tsuji
Scripta Materialia 2027.1
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Exploring deformation localization via precipitate-free bands formed during low-cycle fatigue in a Cu–3.15 mass% Ti alloy
Junyi Chen, Kohei Ohno, Tomotaka Miyazawa, Tianchang Ma, Sukyoung Hwang, Toshiyuki Fujii
Materials & Design 268 116523 - 116523 2026.8
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Dynamic softening-driven grain refinement and bending behavior in commercially pure titanium under high-speed compression below β-transus temperature
Hyung-Won Park, Yuki Shimomura, Myeong-heom Park, Sukyoung Hwang, Hyeon-Woo Park, Nobuhiro Tsuji, Jun Yanagimoto
Materials Science and Engineering: A 2026.5
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Dynamics of Portevin-Le Chatelier banding revealed through grain refinement in high-Mn austenitic steel: Sequential overcoming of necking
Sukyoung Hwang, Myeong-heom Park, Yu Bai, Takumi Suzumura, Ryo Asada, Avala Lavakumar, Jesada Punyafu, Akinobu Shibata, Hiroki Adachi, Toshiyuki Fujii, Nobuhiro Tsuji
Journal of Materials Science & Technology 2026.5
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Crystallographic nature of cell boundaries developed during cyclic deformation of a near-1¯11-oriented copper single crystal
Tianchang Ma, Leon Shimmi, Yuyang Bai, Tomotaka Miyazawa, Sukyoung Hwang, Shigeo Arai, Toshiyuki Fujii
International Journal of Fatigue 2026.2
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Unusual deformation behavior and the consequent emergence of Type C serrations in Fe-1.6Mn-2Ni-1.4Si-0.4C steels
Myeong-heom Park, Sukyoung Hwang, Yoshitaka Okitsu, Nobuhiro Tsuji
Scripta Materialia 2025.4
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Avala Lavakumar, Sukyoung Hwang, Kazuho Okada, Myeong-heom Park, Atul Haris Chokshi, Nobuhiro Tsuji
ISIJ International 64 ( 12 ) 1847 - 1852 2024.10
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Quantitative Study on Serration and Heterogeneous Deformation Behaviors in Steels
Myeong-heom PARK, Sukyoung HWANG
Journal of the Society of Materials Science, Japan 2024.9
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Mechanism of DSA effect correlating to the macroscopic PLC banding in high-Mn austenitic steel
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Avala Lavakumar, Akinobu Shibata, Hiroki Adachi, Masugu Sato, Nobuhiro Tsuji
Scripta Materialia 249 116183 - 116183 2024.8
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Exploring unusual Lüders deformation in ultrafine-grained high-Mn austenitic steel
Sukyoung Hwang, Hirokazu Kato, Kazuho Okada, Myeong-heom Park, Avala Lavakumar, Reza Gholizadeh, Hiroki Adachi, Masugu Sato, Nobuhiro Tsuji
Materials Research Letters 12 ( 8 ) 571 - 579 2024.6
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Mechanism of simultaneous increase of strength and ductility with grain refinement in Si-added high-Mn austenitic steel
Sukyoung Hwang, Yu Bai, Si Gao, Myeong-Heom Park, Akinobu Shibata, Nobuhiro Tsuji
Materials Science and Engineering: A 2024.3
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Role of surrounding phases on deformation-induced martensitic transformation of retained austenite in multi-phase TRIP steel
Avala Lavakumar, Myeong heom Park, Sukyoung Hwang, Hiroki Adachi, Masugu Sato, Ranjit Kumar Ray, Mitsuhiro Murayama, Nobuhiro Tsuji
Materials Science and Engineering A 874 2023.5
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Microstructural factors dictating the initial plastic deformation behavior of an ultrafine-grained Fe–22Mn-0.6C TWIP steel Reviewed
Jesada Punyafu, Sukyoung Hwang, Shiro Ihara, hikaru saito, Nobuhiro Tsuji, Mitsuhiro Murayama
Materials Science and Engineering: A 2023.1
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The Effect of Serration Behavior on Strain Hardening and Deformation in 22Mn-0.6C Steel
Sukyoung Hwang, Park Myeong-Heom, Yu Bai, Akinobu Shibata, Hiroki Adachi, Masugu Sato, Nobuhiro Tsuji
International Symposium on New Developments in Advanced High-Strength Sheet Steels, AHSS 2023 119 - 124 2023
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Mesoscopic nature of serration behavior in high-Mn austenitic steel
Sukyoung Hwang, Myeong heom Park, Yu Bai, Akinobu Shibata, Wenqi Mao, Hiroki Adachi, Masugu Sato, Nobuhiro Tsuji
Acta Materialia 205 2021.2
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Effect of grain size on mechanical properties of silicon-added high-Mn TWIP steel
Sukyoung Hwang, Yu Bai, Si Gao, Akinobu Shibata, Nobuhiros Tsuji
International Symposium on New Developments in Advanced High-Strength Sheet Steels 293 - 299 2017
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Growth kinetics of plasma-polymerized films
Sukyoung Hwang, Hosung Seo, Dong Cheol Jeong, Long Wen, Jeon Geon Han, Changsik Song, Yunseok Kim
Scientific Reports 5 2015.6
MISC
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Fe-22Mn-0.6C鋼の強化機構に及ぼす変形温度の影響
加藤宏和, 黄錫永, 朴明験, SI Gao, 平田雅裕, 足立大樹, 辻伸泰
日本金属学会講演大会(Web) 173rd 2023
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Evaluation of serration behaviors in 22Mn-0.6C steel with various grain sizes
Sukyoung Hwang, Yu Bai, Myeong-Heom Park, Akinobu Shibata, Nobuhiro Tsuji
Proceedings: 4th high-Mn steel (HMns) 141 - 144 2019.4
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Deformation mechanism of ultrafine-grained high-Mn TWIP steels
Yu Bai, Hiroki Kitamura, Sukyoung Hwang, Satoshi Yamauchi, Yanzhong Tian, Akinobu Shibata, Nobuhiro Tsuji
Proceedings of the 5th International Symposium on Steel Science (ISSS 2017) 187 - 190 2017.11
Presentations
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Dynamics of Portevin–Le Chatelier banding revealed through grain refinement in high-Mn austenitic steel: sequential overcoming of necking
Sukyoung Hwang
The 11th Korea-Japan Joint Symposium on Steel Research 2026.3
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Dynamics of Portevin-Le Chatelier Banding Revealed Through Grain Refinement in High-Mn Austenitic Steel: Sequential Overcoming of Necking
Sukyoung Hwang, Myeong-heom Park, Toshiyuki Fujii, Nobuhiro Tsuji
TMS Annual Meeting 2026.3
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Effect of grain refinement on serration behavior in high-Mn austenitic steel
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Akinobu Shibata, Toshiyuki Fujii, Nobuhiro Tsuji
The 20th International Conference on Strength of Materials (ICSMA 20) 2025.6
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Exploring Unusual Lüders Deformation in UFG High-Mn Austenitic Steel
Sukyoung Hwang, Hirokazu Kato, Kazuho Okada, Myeong-Heom Park, Nobuhiro Tsuji
TMS Annual Meeting 2025.3
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Multiscale Study on Serration Behavior and Dynamic Strain Aging in High-Mn Steels Invited
Sukyoung Hwang
ソウル大学 材料工学部 大学院セミナー 2025.3
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Multiscale Study on Serration Behavior and Dynamic Strain Aging in High-Mn Steels Invited
Sukyoung Hwang
成均館大学 新素材工学部 セミナー 2025.2
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Exploring Unusual Lüders Deformation in Ultrafine-grained High-Mn Austenitic Steel
Sukyoung Hwang, Hirokazu Kato, Kazuho Okada, Myeong-Heom Park, Nobuhiro Tsuji
6th International Conference on Medium and High Manganese Steels (HMnS 2024) 2024.12
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Evaluation of Serration Behavior and Localized Deformation in 22Mn-0.6C Steels with Various Grain Sizes
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Akinobu Shibata, Nobuhiro Tsuji
TMS Annual Meeting 2024.3
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超微細粒組織を有する高Mn鋼におけるリューダース変形の調査
Sukyoung Hwang, Hirokazu Kato, Myeong-Heom Park, Reza Gholizadeh, Nobuhiro Tsuji
日本金属学会 高温材料の変形と破壊研究会（夏の学校） 2023.9
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The Effect of Serration Behavior on Strain Hardening and Deformation in 22Mn-0.6C Steel
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Akinobu Shibata, Nobuhiro Tsuji
International Symposium on New Developments in AHSS 2023.6
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Effect of grain refinement on plastic deformation and fracture in a Si-added high-Mn austenitic steel
Sukyoung Hwang, Yu Bai, Si Gao, Akinobu Shibata, Nobuhiro Tsuji
TMS Annual Meeting 2023.3
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セレーション挙動を示す高Mn鋼における微視的変形挙動
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Akinobu Shibata, Nobuhiro Tsuji
日本金属学会秋期講演大会 2022.9
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高Mn鋼におけるセレーション挙動の粒径依存性
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Nobuhiro Tsuji
日本金属学会 高温材料の変形と破壊研究会（夏の学校） 2022.8
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Grain size dependence on the serration behavior in high-Mn austenitic steels
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Nobuhiro Tsuji
日本金属学会秋期講演大会 2021.9
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その場放射光X線回折とDICによる高Mn鋼のセレーション挙動の解明 Invited
Sukyoung Hwang, Myeong-Heom Park, Akinobu Shibata, Hiroki Adachi, Masugu Sato, Nobuhiro Tsuji
第16回SPring-8金属材料評価研究会／ 第57回SPring-8先端利用技術ワークショップ 2021.3
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Nature of serration behavior in high-Mn austenitic steel Invited
Sukyoung Hwang, Myeong-Heom Park, Akinobu Shibata, Hiroki Adachi, Masugu Sato, Nobuhiro Tsuji
第2回プラストン勉強会@NIMS 2021.3
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Evaluation of the serration behavior characterized as strain localization in high-Mn austenitic steel
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Akinobu Shibata, Nobuhiro Tsuji
TMS Annual Meeting 2020.2
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Effect of serration on deformation behavior in high-Mn austenitic steel
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Akinobu Shibata, Nobuhiro Tsuji
Materials Research Meeting (MRM 2019) 2019.12
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Understanding serration behavior in high-Mn austenitic steel from a viewpoint of work hardening and plastic deformation
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Akinobu Shibata, Hiroki Adachi, Nobuhiro Tsuji
日本鉄鋼協会秋季講演大会 2019.9
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Characterization of serration behaviors in 22Mn-0.6C steel
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Akinobu Shibata, Nobuhiro Tsuji
Pacific Rim International Conference (PRICM-10) 2019.8
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The effect of serration behavior on work hardening and deformation in 22Mn-0.6C steel
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Akinobu Shibata, Nobuhiro Tsuji
Gordon Research Conferences (GRC) 2019.7
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Evaluation of serration behaviors in 22Mn-0.6C steel with various grain sizes
Sukyoung Hwang, Yu Bai, Myeong-Heom Park, Akinobu Shibata, Nobuhiro Tsuji
4th High-Mn Steels (HMnS) 2019.4
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Evaluation of serration behaviors in 22Mn-0.6C steel with various grain sizes
Sukyoung Hwang, Myeong-Heom Park, Yu Bai, Akinobu Shibata, Hiroki Adachi, Nobuhiro Tsuji
日本鉄鋼協会春季講演大会 2019.3
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Effect of grain refinement on serration behavior in 22Mn-0.6C austenitic steel
Sukyoung Hwang, Yu Bai, Myeong-Heom Park, Akinobu Shibata, Nobuhiro Tsuji
日本鉄鋼協会秋季講演大会 2018.9
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Effect of grain refinement on mechanical properties of Si-added 22Mn-0.6C steel
Sukyoung Hwang, Yu Bai, Si Gao, Akinobu Shibata, Nobuhiro Tsuji
18th international conference on the strength of materials (ICSMA 18) 2018.6
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Effect of grain size on mechanical properties of silicon-added high-Mn TWIP steel
Sukyoung Hwang, Yu Bai, Si Gao, Akinobu Shibata, Nobuhiro Tsuji
日本鉄鋼協会秋季講演大会 2017.9
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Microstructure and mechanical properties of 22Mn-3Si-0.6C steel with various grain sizes
Sukyoung Hwang, Yu Bai, Si Gao, Akinobu Shibata, Nobuhiro Tsuji
IUMRS-ICAM 2017 2017.8
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Effect of grain size on mechanical properties of silicon-added high-Mn TWIP steel
International symposium on new developments in advanced high-strength sheet steels (AHSS) 2017.6
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Microstructure and mechanical properties of 22Mn-3Si-0.6C steel
2017.3
Awards
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Student poster award
2018.9 ISIJ Effect of grain refinement on serration behavior in 22Mn-0.6C austenitic steel
Sukyoung Hwang
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Award for encouragement of research
2017.11 The 15th international conference on advanced materials (IUMRS-ICAM) Microstructure and Mechanical Properties of 22Mn-3Si-0.6C Steel with Various Grain Sizes
Sukyoung Hwang
Research Projects
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TMS 2026 Annual Meeting & Exhibition
2025.10 - 2026.3
天田財団 国際会議等参加助成（若手研究者 枠）
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Clarification of serration behavior in high-Mn austenitic steel
Grant number：23K13563 2023.4 - 2027.3
Japan Society for the Promotion of Science Grants-in-Aid for Scientific Research Grant-in-Aid for Early-Career Scientists
Authorship：Principal investigator
Grant amount：\4550000 （ Direct Cost: \3500000 、 Indirect Cost：\1050000 ）
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Revealing the nature of serration behavior in structural metallic materials
Grant number：21K20401 2021.8 - 2023.3
Japan Society for the Promotion of Science Grants-in-Aid for Scientific Research Grant-in-Aid for Research Activity Start-up
Authorship：Principal investigator
Grant amount：\2990000 （ Direct Cost: \2300000 、 Indirect Cost：\690000 ）