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Fingerprint Dive into the research topics where Hiroki Ago is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

  • 48 Similar Profiles
Graphite Chemical Compounds
Graphene Engineering & Materials Science
Carbon Nanotubes Chemical Compounds
carbon nanotubes Physics & Astronomy
graphene Physics & Astronomy
Chemical vapor deposition Chemical Compounds
Aluminum Oxide Chemical Compounds
Single-walled carbon nanotubes (SWCN) Chemical Compounds

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Research Output 1994 2019

A novel graphene barrier against moisture by multiple stacking large-grain graphene

Gomasang, P., Kawahara, K., Yasuraoka, K., Maruyama, M., Ago, H., Okada, S. & Ueno, K., Dec 1 2019, In : Scientific reports. 9, 1, 3777.

Research output: Contribution to journalArticle

Open Access
Photoelectron Spectroscopy
Raman Spectrum Analysis

Chemically Tuned p- and n-Type WSe2 Monolayers with High Carrier Mobility for Advanced Electronics

Ji, H. G., Solís-Fernández, P., Yoshimura, D., Maruyama, M., Endo, T., Miyata, Y., Okada, S. & Ago, H., Oct 1 2019, In : Advanced Materials. 31, 42, 1903613.

Research output: Contribution to journalArticle

Carrier mobility
Electronic equipment
Doping (additives)
Transition metals

Formation of environmentally stable hole-doped graphene films with instantaneous and high-density carrier doping via a boron-based oxidant

Kanahashi, K., Tanaka, N., Shoji, Y., Maruyama, M., Jeon, I., Kawahara, K., Ishihara, M., Hasegawa, M., Ohta, H., Ago, H., Matsuo, Y., Okada, S., Fukushima, T. & Takenobu, T., Dec 1 2019, In : npj 2D Materials and Applications. 3, 1, 7.

Research output: Contribution to journalArticle

Open Access
Carrier concentration
4 Citations (Scopus)

Imaging of local structures affecting electrical transport properties of large graphene sheets by lock-in thermography

Nakajima, H., Morimoto, T., Okigawa, Y., Yamada, T., Ikuta, Y., Kawahara, K., Ago, H. & Okazaki, T., Feb 1 2019, In : Science Advances. 5, 2, eaau3407.

Research output: Contribution to journalArticle

Open Access
transport properties
Joule heating
electrical resistance

Synthesis of sub-millimeter single-crystal grains of aligned hexagonal boron nitride on an epitaxial Ni film

Taslim, A. B., Nakajima, H., Lin, Y. C., Uchida, Y., Kawahara, K., Okazaki, T., Suenaga, K., Hibino, H. & Ago, H., Aug 21 2019, In : Nanoscale. 11, 31, p. 14668-14675 8 p.

Research output: Contribution to journalArticle

Boron nitride
Single crystals
Chemical vapor deposition
Grain boundaries