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 (27)：

Keigo Otsuka, Taiki Sugihara, Taiki Inoue, Weijie Jia, Satoru Matsushita, Takanobu Saito, Minhyeok Lee, Takashi Taniguchi, Kenji Watanabe, Gregory Pitner, et al. Coaxial boron nitride nanotubes as interfacial dielectric layers to lower interface trap density in carbon nanotube transistors. Nano Research. 2023. 16. 11. 12840-12848
Satoru Matsushita, Keigo Otsuka, Taiki Sugihara, Guangyao Zhu, Kasidis Kittipaisalsilpa, Minhyeok Lee, Rong Xiang, Shohei Chiashi, Shigeo Maruyama. Horizontal Arrays of One-Dimensional van der Waals Heterostructures as Transistor Channels. ACS Applied Materials & Interfaces. 2023
M. Kosugi, R. Obata, K. Otsuka, K. Kuroyama, S. Du, S. Maruyama, K. Hirakawa, J. Haruyama. Electrical hysteresis characteristics in photogenerated currents on laser-beam-derived in-plane lateral 1D MoS2-Schottky junctions. AIP Advances. 2022
Nan Fang, Daiki Yamashita, Shun Fujii, Keigo Otsuka, Takashi Taniguchi, Kenji Watanabe, Kosuke Nagashio, Yuichiro K. Kato. Quantization of Mode Shifts in Nanocavities Integrated with Atomically Thin Sheets. Advanced Optical Materials. 2022
Ryoya Ishimaru, Keigo Otsuka, Taiki Inoue, Shohei Chiashi, Shigeo Maruyama. Carbon Dioxide Triggers Carbon Nanotube Nucleation: Isotope Labeling Study on the Growth Process of Individual Nanotubes. ECS Journal of Solid State Science and Technology. 2022. 11. 7. 071002-071002

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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、材料、電子機器、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)

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 - フラーレン・ナノチューブ・グラフェン学会若手奨励賞
2017/05 - 日本伝熱学会優秀プレゼンテーション賞

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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