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J-GLOBAL ID：201801015564409095 Update date: Mar. 12, 2025

Otsuka Keigo

Affiliation and department：

Research field (2)： Thermal engineering , Nanostructure physics

Research theme for competitive and other funds (8)：

2023 - 2028 一次元ヘテロ構造光電変換デバイス
2021 - 2027 Large-area Flexible Organic Solar Cell Using Vapor-grown Carbon Nanotubes Films
2022 - 2026 カーボンナノチューブの成長素過程定式化による構造制御の戦略変革
2023 - 2026 一次元ヘテロ構造の合成制御と光学物性
2023 - 2024 一次元半導体ナノチューブウェハおよび絶縁膜の成長制御法の開発

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Papers (36)：

Ruixi Zhang, Dmitry Levshov, Keigo Otsuka, Ya Feng, Yongjia Zheng, Esko I. Kauppinen, Shohei Chiashi, Wim Wenseleers, Sofie Cambré, Rong Xiang, et al. Efficient Growth of 1D Van der Waals Heterostructures on Zeolite-Supported SWCNTs. Small. 2025
N. Fang, Y. R. Chang, S. Fujii, D. Yamashita, M. Maruyama, Y. Gao, C. F. Fong, D. Kozawa, K. Otsuka, K. Nagashio, et al. Room-temperature quantum emission from interface excitons in mixed-dimensional heterostructures. Nature Communications. 2024. 15. 1
Kaoru Hisama, Ksenia V. Bets, Nitant Gupta, Ryo Yoshikawa, Yongjia Zheng, Shuhui Wang, Ming Liu, Rong Xiang, Keigo Otsuka, Shohei Chiashi, et al. Molecular Dynamics of Catalyst-Free Edge Elongation of Boron Nitride Nanotubes Coaxially Grown on Single-Walled Carbon Nanotubes. ACS Nano. 2024
Shigeo Maruyama, Yongjia Zheng, Wanyu Dai, Chunxia Yang, Keigo Otsuka, Rong Xiang. (Invited) Synthesis and Application of 1D vdW Heterostructures Based on Single-Walled Carbon Nanotubes. ECS Meeting Abstracts. 2024
Shuhui Wang, Dmitry I. Levshov, Keigo Otsuka, Bo-Wen Zhang, Yongjia Zheng, Ya Feng, Ming Liu, Esko I. Kauppinen, Rong Xiang, Shohei Chiashi, et al. Evaluating the Efficiency of Boron Nitride Coating in Single-Walled Carbon-Nanotube-Based 1D Heterostructure Films by Optical Spectroscopy. ACS Nano. 2024

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MISC (1)：

Shohei Chiashi, Taiki Inoue, Keigo Otsuka, Daisuke Hasegawa, Shigeo Maruyama. Growth and applications of horizontally aligned single-walled carbon nanotubes. Proceedings of the 15th International Heat Transfer Conference, IHTC 2014. 2014. 5461-5465

Patents (1)：

カーボンナノチューブアレイの製造方法および電界効果トランジスタの製造方法

Education (2)：

2013 - 2018 東京大学大学院工学系研究科機械工学専攻
2009 - 2013 The University of Tokyo The Faculty of Engineering

Professional career (1)：

博士(工学) (東京大学)

Work history (4)：

2020/08 - 現在 The University of Tokyo The Graduate School of Engineering Department of Mechanical Engineering
2019/04 - 2020/07 RIKEN Nanoscale Quantum Photonics Laboratory JSPS Postdoctoral Researcher
2018/04 - 2019/03 RIKEN
2015/04 - 2018/03 日本学術振興会特別研究員(DC1)

Committee career (3)：

2024/04 - 現在応用物理学会ナノカーボン若手チャプター副代表
2023/05 - 現在応用物理学会プログラム編集委員
2021/04 - 2023/03 フラーレン・ナノチューブ・グラフェン若手研究会幹事

Awards (4)：

2022/03 - RIKEN Ohbu Research Incentive Award Deterministic transfer of optical-quality carbon nanotubes for atomically defined technology
2018/03 - 東京大学大学院工学系研究科工学系研究科長賞
2018/03 - The Fullerenes-Nanotubes-Graphene Research Society Young Scientist Poster Award On-chip purification of semiconducting carbon nanotube arrays for high-performance transistors
2017/05 - 日本伝熱学会優秀プレゼンテーション賞金属製カーボンナノチューブ全長燃焼後の純半導体性アレイを用いた複数のトランジスタ作製

Association Membership(s) (5)：

The Electrochemical Society , The Japan Society of Mechanical Engineers , The Heat Transfer Society of Japan , The Fullerenes, Nanotubes and Graphene Research Society , The Japan Society of Applied Physics

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