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D-Index & Metrics

Mechanical and Aerospace Engineering

D-Index
44
Citations
8869
World Ranking
1593
National Ranking
32

Overview

Kei Ameyama is affiliated with Ritsumeikan University in Japan and has contributed extensively to the fields of Engineering and Materials Science. Their research prominently focuses on Mechanical Engineering and Materials Chemistry, with significant work also in Mechanics of Materials and Aerospace Engineering. A smaller portion of their research involvement extends into Surgery.

The scientist's main topics of research include:

  • Microstructure and mechanical properties
  • Advanced materials and composites
  • Microstructure and Mechanical Properties of Steels
  • High Entropy Alloys Studies
  • Titanium Alloys Microstructure and Properties
  • Aluminum Alloys Composites Properties
  • Metal and Thin Film Mechanics

Kei Ameyama has published numerous papers, with notable recent works including:

  • "Heterostructured materials: superior properties from hetero-zone interaction" (2020) in Materials Research Letters
  • "Severe plastic deformation for producing superfunctional ultrafine-grained and heterostructured materials: An interdisciplinary review" (2024) in Journal of Alloys and Compounds
  • "Simultaneously enhanced strength and strain hardening capacity in FeMnCoCr high-entropy alloy via harmonic structure design" (2020) in Scripta Materialia
  • "Design and development of Ti-Zr-Hf-Nb-Ta-Mo high-entropy alloys for metallic biomaterials" (2021) in Materials & Design
  • "Enhanced corrosion resistance of CoCrFeMnNi high entropy alloy using heterogeneous structure design" (2022) in Corrosion Science

Their frequent coauthors include:

  • Hiroshi Fujiwara
  • Bhupendra Sharma
  • Mie Kawabata
  • G. Dirras
  • K. Mondal

Kei Ameyama often publishes in a range of journals, including:

  • Journal of the Japan Society of Powder and Powder Metallurgy
  • Journal of Alloys and Compounds
  • Metals
  • Materials Science Forum
  • Scripta Materialia

Best Publications

  • Heterostructured materials: superior properties from hetero-zone interaction

    Yuntian Zhu;Kei Ameyama;Peter M. Anderson;Irene J. Beyerlein

  • Low temperature superplasticity of AZ91 magnesium alloy with non-equilibrium grain boundaries

    M. Mabuchi;K. Ameyama;H. Iwasaki;K. Higashi

  • Additional hardening in harmonic structured materials by strain partitioning and back stress

    Hyung Keun Park;Kei Ameyama;Jongmyung Yoo;Hyunsang Hwang

  • Improvement of mechanical properties in SUS304L steel through the control of bimodal microstructure characteristics

    Zhe Zhang;Sanjay Kumar Vajpai;Dmitry Orlov;Kei Ameyama

  • Enhanced mechanical properties of Al5083 alloy with graphene nanoplates prepared by ball milling and hot extrusion

    Haiping Zhang;Cong Xu;Wenlong Xiao;Kei Ameyama

  • Harmonic-structured copper: performance and proof of fabrication concept based on severe plastic deformation of powders

    Choncharoen Sawangrat;Shota Kato;Dmitry Orlov;Dmitry Orlov;Kei Ameyama;Kei Ameyama

  • Design and fabrication of Ti-Zr-Hf-Cr-Mo and Ti-Zr-Hf-Co-Cr-Mo high-entropy alloys as metallic biomaterials.

    Takeshi Nagase;Yuuka Iijima;Aira Matsugaki;Kei Ameyama

  • In-situ observation of dislocation dynamics near heterostructured interfaces

    Hao Zhou;Hao Zhou;Chongxiang Huang;Xuechao Sha;Lirong Xiao

  • New Microstructure Design for Commercially Pure Titanium with Outstanding Mechanical Properties by Mechanical Milling and Hot Roll Sintering

    Tatsuya Sekiguchi;Keita Ono;Hiroshi Fujiwara;Kei Ameyama

  • The Development of High Performance Ti-6Al-4V Alloy via a Unique Microstructural Design with Bimodal Grain Size Distribution

    Sanjay Kumar Vajpai;Mie Ota;Tomoyuki Watanabe;Ryo Maeda

  • Three-dimensionally gradient harmonic structure design: an integrated approach for high performance structural materials

    Sanjay Kumar Vajpai;Mie Ota;Zhe Zhang;Kei Ameyama

  • Simultaneously enhanced strength and strain hardening capacity in FeMnCoCr high-entropy alloy via harmonic structure design

    Guodong Li;Guodong Li;Maowen Liu;Shaoyuan Lyu;Masashi Nakatani

  • Design and development of Ti–Zr–Hf–Nb–Ta–Mo high-entropy alloys for metallic biomaterials

    Yuuka Iijima;Takeshi Nagase;Aira Matsugaki;Pan Wang

  • Microstructure and mechanical properties of aluminum alloy matrix composites reinforced with Fe-based metallic glass particles

    Ruixiao Zheng;Han Yang;Tong Liu;Kei Ameyama

  • Microstructure and properties of beta Ti–Nb alloy prepared by powder metallurgy route using titanium hydride powder

    Bhupendra Sharma;Sanjay Kumar Vajpai;Kei Ameyama

  • Effect of high volume fraction of B4C particles on the microstructure and mechanical properties of aluminum alloy based composites

    Ruixiao Zheng;Xiaoning Hao;Yanbo Yuan;Zhiwei Wang

  • A study of grain boundary nucleated widmanstätten precipitates in a two-phase stainless steel

    K. Ameyama;G.C. Weatherly;K.T. Aust

  • Enhanced corrosion resistance of CoCrFeMnNi high entropy alloy using heterogeneous structure design

    Unknown

  • Harmonic structure, a promising microstructure design

    Unknown

  • Morphology and Crystallography of the Precipitation of Austenite at Ferrite Grain Boundaries in Two-Phase Stainless Steel

    Kei Ameyama;Tadashi Maki;Imao Tamura

  • Improving tensile strength and bend ductility of titanium/AlSI 304L stainless steel friction welds

    A. Fuji;T. H. North;K. Ameyama;M. Futamata

  • Obtaining copper with harmonic structure for the optimal balance of structure-performance relationship

    Dmitry Orlov;Hiroshi Fujiwara;Kei Ameyama

Frequent Co-Authors

Susumu Sugiyama
Susumu Sugiyama Ritsumeikan University
Yuntian Zhu
Yuntian Zhu City University of Hong Kong
Xu Chen
Xu Chen Tianjin University
Takayoshi Nakano
Takayoshi Nakano Osaka University
Zenji Horita
Zenji Horita Kyushu University
Kaveh Edalati
Kaveh Edalati Kyushu University
Tadashi Maki
Tadashi Maki Kyoto University
Xiaolei Wu
Xiaolei Wu Chinese Academy of Sciences
Hyoung Seop Kim
Hyoung Seop Kim Pohang University of Science and Technology
Mamoru Mabuchi
Mamoru Mabuchi Kyoto University

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