Kei Nakayama

2-11-16, Yayoi, Bunkyo-ku, Tokyo 113-8656, Japan
Phone: +81-3-5841-7689
Fax: +81-3-5841-7694


  • August 2017 - present, Project Researcher, The University of Tokyo
  • April 2014 - March 2017, Research Associate, Waseda University

  • July 2017, Doctor of Science, Waseda University
  • March 2014, Master of Science, Waseda University
  • March 2012, Bachelor of Science, Waseda University

  • Research

    Structural analysis of materials for solid-state lithium-ion batteries

    Crystallographic features of quasicrystals and related intermetallic compounds



    1. K. Nakayama, H. Tsuruta, Y. Koyama, Formation of giant atomic clusters in the β-Samson (β-Al3Mg2) phase of the Al-Mg alloy system, Acta Mater. 128 (2017) 249–257. link

    2. K. Nakayama, A. Mizutani, Y. Koyama, Crystallographic Features and State Stability of the Decagonal Quasicrystal in the Al–Co–Cu Alloy System, J. Phys. Soc. Japan. 85 (2016) 114602. link

    3. K. Nakayama, J. Watanabe, Y. Koyama, Orientation relationship between the T structure and the icosahedral quasicrystal in the Zn-Mg-Al alloy system, AIP Conf. Proc. 1763 (2016) 50001. link

    4. K. Nakayama, S. Yabu, T. Mizuno, Y. Koyama, Crystallographic Features of the ν Phase in the Mn-Si Binary Alloy System, Adv. Mater. Res. 922 (2014) 525–530. link

    5. Y. Koyama, K. Nakayama, and J. Watanabe, Possible atomic arrangement in the three-dimensional quasicrystal, Condensed-matter science reports 2 (2013) 24-31 [in Japanese].

    International conference

    1. K. Nakayama, D. Kurihara, Y. Koyama, Crystallographic Relation between the ν and H Phases in the Mn-Si-V Alloy System, 2016 MRS Fall Meeting, Hynes (Boston), 2016.11.29.

    2. K. Nakayama, T. Komatsuzaki, Y. Koyama, Crystallographic features of the approximant H phase in the Mn-Si-V alloy system, THERMEC’2016, Messe Gratz (Gratz), 2016.6.1.

    3. K. Nakayama, J. Watanabe, Y. Koyama, Orientation Relationship between the T Structure and the Icosahedral Quasicrystal in the Mg-Zn-Al Alloy System, FMS2015, Waseda University (Tokyo), 2015.11.20-21.

    4. K. Nakayama, Y. Yabu, Y. Koyama, Crystallographic features of the ν phase in the Mn-Si binary alloy system, THERMEC’2013, Rio Hotel (Las Vegas), 2013.12.4.

    Domestic conference

    1. 中川雅也, 仲山啓, 小山泰正, Zn-Mg-Y合金におけるH構造と三次元準結晶との結晶学的相関, 日本金属学会2016年秋季(第159回), 大阪大学豊中キャンパス, 2016.9.21.

    2. 小松崎巧, 仲山啓, 井上靖秀, 小山泰正, Mn-Si-V合金における近似結晶H相の結晶構造と構造欠陥の特徴, 日本金属学会2015年秋季(第157回)講演大会, 九州大学伊都キャンパス, 2015.9.16.

    3. 仲山啓, 渡辺順也, 小山泰正, 配位多面体T構造と三次元準結晶の結晶学的相関, 日本金属学会2014年秋季(第155回)講演大会, 名古屋大学東山キャンパス, 2014.9.24.

    4. 仲山啓, 水野隆, 谷村誠, 小山泰正, Al-Mn合金におけるγ-黄銅およびβ-Mn構造の結晶学的相関, 日本金属学会2012年秋季(第151回)講演大会, 愛媛大学城北キャンパス, 2012.9.19.