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Keigo Otsuka
Keigo Otsuka
Adresse e-mail validée de photon.t.u-tokyo.ac.jp
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Nanotube‐based 1D heterostructures coupled by van der Waals forces
S Cambré, M Liu, D Levshov, K Otsuka, S Maruyama, R Xiang
Small 17 (38), 2102585, 2021
482021
Selective removal of metallic single-walled carbon nanotubes in full length by organic film-assisted electrical breakdown
K Otsuka, T Inoue, S Chiashi, S Maruyama
Nanoscale 6 (15), 8831-8835, 2014
452014
One-dimensional van der Waals heterostructures: Growth mechanism and handedness correlation revealed by nondestructive TEM
Y Zheng, A Kumamoto, K Hisama, K Otsuka, G Wickerson, Y Sato, M Liu, ...
Proceedings of the National Academy of Sciences 118 (37), e2107295118, 2021
442021
Atomic-scale structural identification and evolution of Co-W-C ternary SWCNT catalytic nanoparticles: High-resolution STEM imaging on SiO2
H An, A Kumamoto, R Xiang, T Inoue, K Otsuka, S Chiashi, C Bichara, ...
Science Advances 5 (5), eaat9459, 2019
362019
Fabrication, characterization, and high temperature surface enhanced Raman spectroscopic performance of SiO 2 coated silver particles
M Liu, R Xiang, Y Lee, K Otsuka, YL Ho, T Inoue, S Chiashi, JJ Delaunay, ...
Nanoscale 10 (12), 5449-5456, 2018
322018
Hexagonal boron nitride as an ideal substrate for carbon nanotube photonics
N Fang, K Otsuka, A Ishii, T Taniguchi, K Watanabe, K Nagashio, YK Kato
ACS Photonics 7 (7), 1773-1779, 2020
312020
Deterministic transfer of optical-quality carbon nanotubes for atomically defined technology
K Otsuka, N Fang, D Yamashita, T Taniguchi, K Watanabe, YK Kato
Nature Communications 12 (1), 3138, 2021
282021
Investigation of charge interaction between fullerene derivatives and single‐walled carbon nanotubes
C Delacou, I Jeon, K Otsuka, T Inoue, A Anisimov, T Fujii, EI Kauppinen, ...
InfoMat 1 (4), 559-570, 2019
212019
Digital Isotope Coding to Trace the Growth Process of Individual Single-Walled Carbon Nanotubes
K Otsuka, S Yamamoto, T Inoue, B Koyano, H Ukai, R Yoshikawa, ...
ACS nano 12 (4), 3994-4001, 2018
192018
On-chip sorting of long semiconducting carbon nanotubes for multiple transistors along an identical array
K Otsuka, T Inoue, E Maeda, R Kometani, S Chiashi, S Maruyama
ACS nano 11 (11), 11497-11504, 2017
172017
Field emission and anode etching during formation of length-controlled nanogaps in electrical breakdown of horizontally aligned single-walled carbon nanotubes
K Otsuka, T Inoue, Y Shimomura, S Chiashi, S Maruyama
Nanoscale 8 (36), 16363-16370, 2016
162016
Water-assisted self-sustained burning of metallic single-walled carbon nanotubes for scalable transistor fabrication
K Otsuka, T Inoue, Y Shimomura, S Chiashi, S Maruyama
Nano Research 10, 3248-3260, 2017
152017
Selective synthesis of large diameter, highly conductive and high density single-walled carbon nanotubes by a thiophene-assisted chemical vapor deposition method on transparent …
J Li, K Otsuka, X Zhang, S Maruyama, J Liu
Nanoscale 8 (29), 14156-14162, 2016
132016
Quantization of mode shifts in nanocavities integrated with atomically thin sheets
N Fang, D Yamashita, S Fujii, K Otsuka, T Taniguchi, K Watanabe, ...
Advanced Optical Materials 10 (19), 2200538, 2022
122022
Formation of organic color centers in air-suspended carbon nanotubes using vapor-phase reaction
D Kozawa, X Wu, A Ishii, J Fortner, K Otsuka, R Xiang, T Inoue, ...
Nature Communications 13 (1), 2814, 2022
112022
Universal map of gas-dependent kinetic selectivity in carbon nanotube growth
K Otsuka, R Ishimaru, A Kobayashi, T Inoue, R Xiang, S Chiashi, YK Kato, ...
ACS nano 16 (4), 5627-5635, 2022
112022
Horizontal arrays of one-dimensional van der Waals heterostructures as transistor channels
S Matsushita, K Otsuka, T Sugihara, G Zhu, K Kittipaisalsilpa, M Lee, ...
ACS Applied Materials & Interfaces 15 (8), 10965-10973, 2023
102023
Regrowth and catalytic etching of individual single-walled carbon nanotubes studied by isotope labeling and growth interruption
B Koyano, T Inoue, S Yamamoto, K Otsuka, R Xiang, S Chiashi, ...
Carbon 155, 635-642, 2019
102019
Organic molecular tuning of many-body interaction energies in air-suspended carbon nanotubes
S Tanaka, K Otsuka, K Kimura, A Ishii, H Imada, Y Kim, YK Kato
The Journal of Physical Chemistry C 123 (9), 5776-5781, 2019
102019
Waveguide coupled cavity-enhanced light emission from individual carbon nanotubes
D Yamashita, H Machiya, K Otsuka, A Ishii, YK Kato
Apl Photonics 6 (3), 2021
82021
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