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ASO, Kohei Senior Lecturer
Materials Science, Nanomaterials and Devices, Transition Arena for Quantum Materials and Information Sciences (taQumi) (Neo Excellent Core)
◆Degrees
Doctor of Engineering Kyushu University
◆Professional Experience
2025 - : Japan Advanced Institute of Science and Technology , Lecturer
2020 - 2025 : Japan Advanced Institute of Science and Technology , Assistant Professor
2019 - 2020 : Japan Society for the Promotion of Science Research Fellowship for Young Scientists (DC2)
◆Specialties
Inorganic materials
◆Research Keywords
Lithium-ion batteries, Cathode materials, (走査)透過電子顕微鏡, 走査ナノビーム電子回折, ナノ結晶構造解析, AI画像解析, 2次元材料, ナノ粒子

■Publications

◆Published Papers
Atomic‐Resolution Electron Microscopy of Cathode–Electrolyte Interfacial Degradation: Zr‐Based Oxide‐Coated Regions Preserve Layered LiCoO2
Kohei Aso, Hiroki Ito, Sho Asano, Takafumi Kakeya, Kazuki Yamanaka, Koshi Taniguchi, Yanzhao Li, Kenta Watanabe, Masaaki Hirayama, Yoshifumi Oshima
Batteries & Supercaps, -, 2026
Low-Dose Nanoscale Visualization of Crystal Phases in Epitaxial Cathodes via Cepstral Matching of Scanning Nanobeam Electron Diffraction
Kohei Aso, Takafumi Kakeya, Takumu Tsuchida, Hiroki Ito, Sho Asano, Kenta Watanabe, Kazutaka Mitsuishi, Koji Kimoto, Keisuke Shinoda, Takuya Masuda, Masaaki Hirayama, Yoshifumi Oshima
Nano Letters, -, 2025
Three-dimensional atomic-scale characterization of titanium oxyhydroxide nanoparticles by data-driven lattice correlation analysis
Kohei Aso, Koichi Higashimine, Masanobu Miyata, Hiroshi Kamio, Yoshifumi Oshima
Communications Chemistry, -, 2025
Singular behaviour of atomic ordering in Pt–Co nanocubes starting from core–shell configurations
Kohei Aso, Hirokazu Kobayashi, Shotaro Yoshimaru, Xuan Quy Tran, Miho Yamauchi, Syo Matsumura, Yoshifumi Oshima
Nanoscale, 14, 27, 9842-9848, 2022
Subpercent Local Strains Due to the Shapes of Gold Nanorods Revealed by Data-Driven Analysis
Kohei Aso, Jens Maebe, Xuan Quy Tran, Tomokazu Yamamoto, Yoshifumi Oshima, Syo Matsumura
ACS Nano, 15, 7, 12077-12085, 2021
◆Misc
Structural Analysis of Metatitanic Acid by Transmission Electron Microscopy
河村惟友, 麻生浩平, 東嶺孝一, 大島義文
応用物理学会春季学術講演会講演予稿集(CD-ROM), 68th, -, 2021
In-situ TEM observation of GaSe nanoribbon switched by electron irradiation
NAKASHIMA Mai, CHEN Limi, ASO Kohei, YAMADA-TAKAMURA Yukiko, OSHIMA Yoshifumi
フラーレン・ナノチューブ・グラフェン総合シンポジウム講演要旨集, 67th, -, 2024
Transition from p+-type to ambipolar in both non-degenerated and degenerated Nb-doped WSe2
KANAHASHI Kaito, TANAKA I., NISHIMURA T., ASO K., CHEN L., KAKEYA T., OSHIMA Y., YAMADA-TAKAMURA Y., UENO K., NAGASHIO K.
フラーレン・ナノチューブ・グラフェン総合シンポジウム講演要旨集, 67th, -, 2024
In-situ TEM observation of electrically responsive GaSe nanoribbon
Nakashima MAI, Chen Limi, Aso Kohei, Yamada-Takamura Yukiko, Oshima Yoshifumi
日本表面真空学会学術講演会要旨集(Web), 2024, -, 2024
Quasi-one-dimensional moire in large-angle twisted bilayer WTe2
YANG Xiaohan, CHEN Limi, ZHANG Yijin, ASO Kohei, YAMAMORI Wataru, MORIYA Rai, WATANABE Kenji, TANIGUCHI Takashi, SASAGAWA Takao, YAMADA-TAKAMURA Yukiko, OSHIMA Yoshifumi, MACHIDA Tomoki
応用物理学会秋季学術講演会講演予稿集(CD-ROM), 85th, -, 2024
◆Conference Activities & Talks
Nanometer-scale Mapping of Irreversible Phase Transitions in Epitaxial LiCoO2 Using 4D-STEM Cepstral Analysis
Materials Research Meeting 2025, Pacifico Yokohama, Yokohama, Japan, 2025
Data-driven materials science study based on atomic-resolution scanning transmission electron microscopy imaging
Chitose International Forum 2024, Chitose Institute of Science and Technology, Japan, 2024
Sub-percent local strain detection in nanomaterials by data-driven electron microscopy
2024 International symposium for young scientist in state-of-the-art microscopy, Makuhari Messe, Japan, 2024
電池正極の充放電後相変化を捉える4D-STEMケプストラム照合解析
その場観察分科会2025年研究討論会, 多元物質科学研究所、東北大学、仙台、日本, 2025
データ駆動統計解析による水酸化酸化金属ナノ粒子の構造解明
2024年度 日本顕微鏡学会 第80回学術講演会, 幕張メッセ, 2024

■Contributions to  Society

◆Academic Society Affiliations
日本表面真空学会, The Japan Society of Applied Physics, The Japanese Society of Microscopy

■Academic  Awards

・ Editor's choice (Microscopy, vol.68, 2019) , K. Aso, K. Shigematsu, T. Yamamoto, S. Matsumura , 2019
・ Poster award (material science) , K. Aso, J. Maebe, T. Yamamoto, K. Shigematsu, S. Matsumura , The Japanese Society of Microscopy , 2018
・ Editor's choice (Microscopy, vol.65, 2016) , K. Aso, K. Shigematsu, T. Yamamoto, S. Matsumura , 2016