Basic Information

Faculty

• Faculty of Engineering

Email Address

• Email Address

  chen.zhenghao.6ekyoto-u.ac.jp

Academic Degree

• 修士（工学）(京都大学)
• 博士（工学）(京都大学)

Academic Resume (Graduate Schools)

• 京都大学, 大学院工学研究科修士課程材料工学専攻, 修了
• 京都大学, 大学院工学研究科博士後期課程材料工学専攻, 修了

Academic Resume (Undergraduate School/Majors)

• Beihang University, Materials Science&Engineering, 卒業
• 立命館大学, 短期留学プログラム, 修了

Language of Instruction

• Japanese
• English
• Chinese

ID,URL

• J-Global ID

  202101005685921982

• Researcher number

  20889109

researchmap URL

• https://researchmap.jp/chenzhenghao

Research

Research Topics, Overview of the research

• Research Topics

  Fe基超合金の開発
  ハイエントロピー合金の塑性変形挙動
  
  

Papers

• Alloy design for strong and ductile Mn-alloyed Cr-Co-Ni medium-entropy alloys for room temperature applications

  Z Wang; L Li; ZH Chen; K Yuge; H Inui

  MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, Aug. 2025, Peer-reviewed

  
• Effects of elemental combination, stacking fault energy and temperature on the tensile deformation behavior of single crystals of quinary, quaternary and ternary equiatomic high- and medium-entropy alloys derived from the Cr-Mn-Fe-Co-Ni system

  L Li; ZH Chen; S Tei; Y Matsuo; R Chiba; H Inui

  INTERNATIONAL JOURNAL OF PLASTICITY, Mar. 2025, Peer-reviewed

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• Operative slip system and dislocation behavior in a brittle refractory high-entropy alloy with the B2 ordered structure

  S Han; S Laube; ZH Chen; A Kauffmann; M Heilmaier; H Inui

  JOURNAL OF ALLOYS AND COMPOUNDS, Mar. 2025, Peer-reviewed

  
• Temperature-dependent short-range order formation and its effects on yield strength in single crystals of the equiatomic Cr-Mn-Fe-Co-Ni high-entropy alloy

  Y Yu; L Li; ZH Chen; H Tanimoto; T Terai; M Yoshiya; H Inui

  JOURNAL OF ALLOYS AND COMPOUNDS, Feb. 2025, Peer-reviewed

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• Local structural disorder introduced by Cr in fcc high-/medium-entropy alloys consisting of 3d transition metal elements

  D Furuya; M Oda; Z Chen; L Li; H Murakawa; H Sakai; H Nitani; Y Niwa; H Abe; H Uetsuka; T Karube; H Inui; N Hanasaki

  APPLIED PHYSICS LETTERS, Nov. 2024, Peer-reviewed

  
• 高耐熱性ハイエントロピー合金の特異な力学特性の起源

  都留 智仁; 韓 恕; 陳 正昊; ロブゼンコ イバン; 乾 晴行

  まてりあ = Materia Japan, Oct. 2024, Peer-reviewed

  
• Operative slip systems and their critical resolved shear stresses in η-Fe₂Al₅ investigated by micropillar compression at room temperature

  ZH Chen; T Horie; XF Wang; H Inui

  INTERNATIONAL JOURNAL OF PLASTICITY, Sep. 2024, Peer-reviewed

  
• Intrinsic factors responsible for brittle versus ductile nature of refractory high-entropy alloys

  T Tsuru; S Han; S Matsuura; ZH Chen; K Kishida; I Iobzenko; SI Rao; C Woodward; EP George; H Inui

  NATURE COMMUNICATIONS, Feb. 2024, Peer-reviewed

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• Plastic deformation of single crystals of the equiatomic Cr-Fe-Co-Ni medium entropy alloy - A comparison with Cr-Mn-Fe-Co-Ni and Cr-Co-Ni alloys

  L Li; ZH Chen; K Yuge; K Kishida; H Inui; M Heilmaier; EP George

  INTERNATIONAL JOURNAL OF PLASTICITY, Oct. 2023, Peer-reviewed

  
• A new route to achieve high strength and high ductility compositions in Cr-Co-Ni-based medium-entropy alloys: A predictive model connecting theoretical calculations and experimental measurements

  Z Wang; L Li; ZH Chen; K Yuge; K Kishida; H Inui; M Heilmaier

  JOURNAL OF ALLOYS AND COMPOUNDS, Oct. 2023, Peer-reviewed

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• ハイエントロピー合金の原子構造と力学特性―短距離秩序に注目して

  Haruyuki INUI; Le LI; Zhenghao CHEN; Kyosuke KISHIDA

  Nihon Kessho Gakkaishi, Aug. 2023, Peer-reviewed

  
• Evolution of short-range order and its effects on the plastic deformation behavior of single crystals of the equiatomic Cr-Co-Ni medium-entropy alloy

  L Li; ZH Chen; S Kuroiwa; M Ito; K Yuge; K Kishida; H Tanimoto; Y Yu; H Inui; EP George

  ACTA MATERIALIA, Jan. 2023, Peer-reviewed

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• ハイエントロピー合金の高強度・高延性を支配する材料パラメーター

  乾 晴行; 岸田 恭輔; 陳 正昊; 李 楽

  金属, Jan. 2022

  
• Room-temperature deformation of single crystals of ZrB2 and TiB2 with the hexagonal AlB2 structure investigated by micropillar compression

  Zhenghao Chen; Bhaskar Paul; Sanjib Majumdar; Norihiko L. Okamoto; Kyosuke Kishida; Haruyuki Inui; Shigeki Otani

  SCIENTIFIC REPORTS, Jul. 2021, Peer-reviewed

  
• Micropillar compression deformation of single crystals of Fe3Ge with the L1(2) structure

  Zhenghao Chen; Haruyuki Inui

  ACTA MATERIALIA, Apr. 2021, Peer-reviewed

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• Plastic deformation of single crystals of CrB2, TiB2 and ZrB2 with the hexagonal AlB2 structure

  Bhaskar Paul; Norihiko L. Okamoto; Misato Kusakari; Zhenghao Chen; Kyosuke Kishida; Haruyuki Inui; Shigeki Otani

  Acta Materialia, 01 Jun. 2021, Peer-reviewed

  
• On the possibility of simultaneously achieving sufficient oxidation resistance and creep property at high temperatures exceeding 1000 °C in Co-based superalloys

  Zhenghao Chen; Norihiko L. Okamoto; Kazuyoshi Chikugo; Haruyuki Inui

  Journal of Alloys and Compounds, 25 Mar. 2021, Peer-reviewed

  
• Effects of annealing on hardness, yield strength and dislocation structure in single crystals of the equiatomic Cr-Mn-Fe-Co-Ni high entropy alloy

  Dengshan Zhou; Zhenghao Chen; Kazuki Ehara; Kodai Nitsu; Katsushi Tanaka; Haruyuki Inui

  Scripta Materialia, 15 Jan. 2021, Peer-reviewed

  
• Analysis of the temperature-dependent plastic deformation of single crystals of quinary, quaternary and ternary equiatomic high- and medium-entropy alloys of the Cr-Mn-Fe-Co-Ni system

  Le Li; Zhenghao Chen; Seiko Tei; Yusuke Matsuo; Ryosuke Chiba; Koretaka Yuge; Haruyuki Inui; Easo P. George

  Science and Technology of Advanced Materials, 31 Dec. 2024

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• Temperature-dependent yield stress of single crystals of non-equiatomic Cr-Mn-Fe-Co-Ni high-entropy alloys in the temperature range 10-1173 K

  Zhongding Fan; Le Li; Zhenghao Chen; Makoto Asakura; Chi Zhang; Zhigang Yang; Haruyuki Inui; Easo P. George

  Acta Materialia, Mar. 2023

  
• Formation of Stacking Fault Tetrahedra and Diffuse Streaks along <111> in the Equiatomic Cr-Co-Ni Medium-Entropy Alloy

  Le Li; Zhenghao Chen; Kyosuke Kishida; Haruyuki Inui

  MATERIALS TRANSACTIONS, 2024, Peer-reviewed

  
• Improving the intermediate- and high-temperature strength of L12-Co3(Al,W) by Ni and Ta additions

  Zhenghao Chen; Kyosuke Kishida; Haruyuki Inui; Martin Heilmaier; Uwe Glatzel; Gunther Eggeler

  Acta Materialia, 01 Oct. 2022

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• Plastic deformation of bulk and micropillar single crystals of Mo5Si3 with the tetragonal D8m structure

  Kyosuke Kishida; Zhenghao Chen; Hirotaka Matsunoshita; Takuto Maruyama; Takayoshi Fukuyama; Yuta Sasai; Haruyuki Inui; Martin Heilmaier

  International Journal of Plasticity, Aug. 2022

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• Tensile and compressive plastic deformation behavior of medium-entropy Cr-Co-Ni single crystals from cryogenic to elevated temperatures

  Le Li; Zhenghao Chen; Shogo Kuroiwa; Mitsuhiro Ito; Kyosuke Kishida; Haruyuki Inui; Easo P. George

  International Journal of Plasticity, Jan. 2022

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Misc.

• Recent Progress in Our Understanding of Phase Stability, Atomic Structures and Mechanical and Functional Properties of High-Entropy Alloys

  Haruyuki Inui; Kyosuke Kishida; Zhenghao Chen

  Materials Transactions, 2022

  

Awards

• 30 Nov. 2022

  2022　MRS　Fall　Meeting　and　Exhibit　”BEST　POSTER　AWARD”

External funds: Kakenhi

• Structure-property relation of higher-ordered structures - Control of nanostructure for materials properties in Al5Fe2

  Grant-in-Aid for Challenging Research (Exploratory)

  Medium-sized Section 26:Materials engineering and related fields

  Kyoto University

  HARUYUKI INUI

  From 09 Jul. 2021, To 31 Mar. 2023, Project Closed

  高次規則構造;結晶構造;部分占有;構造物性;溶融アルミめっき鋼板;相変態;電子顕微鏡法;X線回折

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21K18825/
• On the development of novel gamma/gamma' two phase Fe-base superalloys - A novel high-temperature structural material beyond heat-resistant steel

  Grant-in-Aid for Early-Career Scientists

  Basic Section 30010:Crystal engineering-related

  Kyoto University

  Zhenghao Chen

  From 01 Apr. 2021, To 31 Mar. 2023, Project Closed

  高温構造材料;二相超合金;力学特性;環境耐性;Co2削減;耐酸化性;クリープ特性;高温強度;相平衡;単結晶;γ/γ'二相超合金;L12金属間化合物

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21K14546/
• Plastic deformation by non-conventional dislocation glide in hard materials with complex crystal structures

  Grant-in-Aid for Scientific Research (A)

  Medium-sized Section 26:Materials engineering and related fields

  Kyoto University

  岸田 恭輔

  From 01 Apr. 2025, To 31 Mar. 2028, Granted

  転位;硬質結晶相;協調的原子移動;マイクロピラー圧縮;塑性変形機構

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-25H00801/

Education

Teaching subject(s)

• From 01 Apr. 2024, To 31 Mar. 2025

  Practice of Basic Informatics (Faculty of Engineering)

  T006, Spring, Institute for Liberal Arts and Sciences, 2