Kato Yuichiro K

カトウユウイチロウ | Kato Yuichiro K

Affiliation and department：
Job title： Chief Scientist
Homepage URL (1)： http://katogroup.riken.jp/

Research field (2)： Semiconductors, optical and atomic physics , Nanostructure physics

Research keywords (6)：物性物理 , スピントロニクス , カーボンナノチューブ , condensed matter physics , spintronics , carbon nanotubes

Research theme for competitive and other funds (12)：

2020 - 2023 単層カーボンナノチューブにおける励起子エンジニアリング
2018 - 2021 Bandgap renormalization in suspended carbon nanotube devices
2018 - 2020 カーボンナノチューブとフォトニック結晶の融合による電気駆動レーザー
2016 - 2019 Carbon nanotube Raman laser using photonic crystals
2016 - 2019 Optical property modulation and optoelectronic conversion in individual carbon nanotubes by gate-induced carriers

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Papers (53)：

Ahmed El-Refaey, Daichi Kozawa, Tomoshi Kameda, Yuichiro K. Kato, Yoshihiro Ito, Masuki Kawamoto. Diameter-Selective Sorting of Single-Walled Carbon Nanotubes Using π-Molecular Tweezers for Energy Materials. ACS Applied Nano Materials. 2023. 6. 3. 1919-1926
Boda Yu, Sadahito Naka, Haruka Aoki, Koichiro Kato, Daiki Yamashita, Shun Fujii, Yuichiro K. Kato, Tsuyohiko Fujigaya, Tomohiro Shiraki. ortho-Substituted Aryldiazonium Design for the Defect Configuration-Controlled Photoluminescent Functionalization of Chiral Single-Walled Carbon Nanotubes. ACS Nano. 2022. 16. 12. 21452-21461
Daichi Kozawa, Xiaojian Wu, Akihiro Ishii, Jacob Fortner, Keigo Otsuka, Rong Xiang, Taiki Inoue, Shigeo Maruyama, YuHuang Wang, Yuichiro K. Kato. Formation of organic color centers in air-suspended carbon nanotubes using vapor-phase reaction. Nature Communications. 2022. 13. 1
Ruixi Zhang, Ya Feng, Henan Li, Akihito Kumamoto, Shuhui Wang, Yongjia Zheng, Wanyu Dai, Nan Fang, Ming Liu, Takeshi Tanaka, et al. Fabricating one-dimensional van der Waals heterostructures on chirality-sorted single-walled carbon nanotubes. Carbon. 2022. 199. 407-414
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

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Lectures and oral presentations (36)：

Excitons in covalently and non-covalently functionalized air-suspended carbon nanotubes
(The International Chemical Congress of Pacific Basin Societies 2021 (Pacifichem2021) 2021)
Bright- and dark-exciton dynamics in carbon nanotubes
(The International Chemical Congress of Pacific Basin Societies 2021 (Pacifichem2021) 2021)
Near-Unity Radiative Quantum Efficiency of Excitons in Carbon Nanotubes
(239th Electrochemical Society Meeting 2021)
Single-carbon-nanotube photonics and optoelectronics
(Optics & Photonics Taiwan, International Conference (OPTIC2019) 2019)
High efficiency dark-to-bright exciton conversion in carbon nanotubes
(Fundamental Optical Processes in Semiconductors (FOPS), Banff, Canada 2019)

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Education (2)：

2000 - 2005 University of California, Santa Barbara Department of Physics
1996 - 2000 Keio University Faculty of Science and Technology Department of Applied Physics and Physico-Informatics

Professional career (1)：

Ph.D. (University of California, Santa Barbara)

Work history (6)：

2017/04 - 現在 RIKEN Chief Scientist
2016/04 - 2017/03 RIKEN Associate Chief Scientist
2007/04 - 2016/03 Institute of Engineering Innovation, The University of Tokyo Associate Professor
2006/10 - 2009/03 Japan Science and Technology Agency PRESTO Researcher
2005/08 - 2007/03 Stanford University Postdoctoral Scholar

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Awards (7)：

2023 - JSPS Prize
2022 - Ministry of Internal Affairs and Communications Strategic Information and Communications R&D Promotion Programme (MIC SCOPE) Research and Development Incentive Award
2016 - Japan Society for Promotion of Science Research Fellowship Reviewer Commendation
2016 - KDDI Foundation Research Award
2009 - Young Scientists' Prize in the Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology, Japan

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Association Membership(s) (7)：

The Japan Society of Vacuum and Surface Science , The Fullerenes, Nanotubes and Graphene Research Society , The Japan Society of Applied Physics , American Association for the Advancement of Science , American Physical Society , Optica , 日本物理学会

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