Kosuke O. Hara - Dissemin

All papers authored by Kosuke O. Hara

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2017 Keisuke Arimoto, Sosuke Yagi, Junji Yamanaka, Kosuke O. Hara

, Kentarou Sawano, Noritaka Usami, Kiyokazu Nakagawa

Hole mobility in strained Si/SiGe/vicinal Si(110) grown by gas source MBE

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Cham Thi Trinh, Yoshihiko Nakagawa, Kosuke O. Hara

, Yasuyoshi Kurokawa

, Ryota Takabe, Takashi Suemasu, Noritaka Usami

Growth of BaSi2film on Ge(100) by vacuum evaporation and its photoresponse properties

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Takamichi Suhara, Koichi Murata, Aryan Navabi, Kosuke O. Hara

, Yoshihiko Nakagawa, Cham Thi Trinh, Yasuyoshi Kurokawa

, Takashi Suemasu, Kang L. Wang, Noritaka Usami

Postannealing effects on undoped BaSi2evaporated films grown on Si substrates

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Kazuma Takahashi, Yoshihiko Nakagawa, Kosuke O. Hara

, Yasuyoshi Kurokawa

, Noritaka Usami

Investigation of p-type emitter layer materials for heterojunction barium disilicide thin film solar cells

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Kosuke O. Hara

, Cham Thi Trinh, Yasuyoshi Kurokawa

, Keisuke Arimoto, Junji Yamanaka, Kiyokazu Nakagawa, Noritaka Usami

Post-annealing effects on the surface structure and carrier lifetime of evaporated BaSi2 films

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2016 Kosuke O. Hara

, Cham Thi Trinh

, Keisuke Arimoto, Junji Yamanaka, Kiyokazu Nakagawa, Yasuyoshi Kurokawa

, Takashi Suemasu, Noritaka Usami

Effects of deposition rate on the structure and electron density of evaporated BaSi2 films

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Cham Thi Trinh, Yoshihiko Nakagawa, Kosuke O. Hara

, Ryota Takabe, Takashi Suemasu, Noritaka Usami

Photoresponse properties of BaSi2film grown on Si (100) by vacuum evaporation

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Kosuke O. Hara

, Junji Yamanaka, Cham Thi Trinh, Keisuke Arimoto, Ratan Kotipalli, Kiyokazu Nakagawa, Yasuyoshi Kurokawa

, Takashi Suemasu, Noritaka Usami, Ieee, Bart Vermang

Control of the electrical properties of BaSi2 evaporated films for solar cell applications

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Yoshihiko Nakagawa, Kosuke O. Hara

, Takashi Suemasu, Noritaka Usami

On the Mechanism of BaSi2 Thin Film Formation on Si Substrate by Vacuum Evaporation

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Kosuke O. Hara

, Yoshihiko Nakagawa, Takashi Suemasu, Noritaka Usami

Simple Vacuum Evaporation Route to BaSi2 Thin Films for Solar Cell Applications

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2015 Yoshihiko Nakagawa, Kosuke O. Hara

, Takashi Suemasu, Noritaka Usami

Fabrication of single-phase polycrystalline BaSi2thin films on silicon substrates by vacuum evaporation for solar cell applications

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Masakazu Baba, Kentaro Watanabe

, Kosuke O. Hara

, Takashi Sekiguchi, Weijie Du, Weijie Du, Ryota Takabe, Kaoru Toko, Noritaka Usami, Takashi Suemasu

Cross-sectional electric field distributions in BaSi2 homo and BaSi2/Si hetero pn junctions

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Ryota Takabe, Kaoru Toko, Kosuke O. Hara

, Noritaka Usami, Takashi Suemasu

Fabrication and characterization of BaSi2 films on Ge(111) substrates by molecular beam epitaxy

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W. Du, R. Takabe, M. Baba, H. Takeuchi, K. O. Hara

, K. Toko, N. Usami, T. Suemasu

Formation of BaSi2 heterojunction solar cells using transparent MoOx hole transport layers

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Kosuke O. Hara

, Yoshihiko Nakagawa, Takashi Suemasu, Noritaka Usami

Realization of single-phase BaSi2films by vacuum evaporation with suitable optical properties and carrier lifetime for solar cell applications

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Daichi Tsukahara, Masakazu Baba, Kentaro Watanabe, Takashi Kimura, Kosuke O. Hara

, Weijie Du, Noritaka Usami, Kaoru Toko, Takashi Sekiguchi, Takashi Suemasu

Cross-sectional potential profile across a BaSi2pn junction by Kelvin probe force microscopy

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2014 Masakazu Baba, Kosuke O. Hara

, Daichi Tsukahara, Kaoru Toko, Noritaka Usami, Takashi Sekiguchi, Takashi Suemasu

Potential variation around grain boundaries in BaSi2 films grown on multicrystalline silicon evaluated using Kelvin probe force microscopy

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D. Tsukahara, M. Baba, S. Honda, Y. Imai, K. O. Hara

, N. Usami, K. Toko, J. H. Werner, T. Suemasu

Potential variations around grain boundaries in impurity-doped BaSi2 epitaxial films evaluated by Kelvin probe force microscopy

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Weijie Du, Masakazu Baba, Kaoru Toko, Kosuke O. Hara

, Kentaro Watanabe

, Takashi Sekiguchi, Noritaka Usami, Takashi Suemasu

Si-based new material for high-efficiency thin film solar cells

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Masakazu Baba, Kentaro Watanabe, Kosuke O. Hara

, Kaoru Toko, Takashi Sekiguchi, Noritaka Usami, Takashi Suemasu

Evaluation of minority carrier diffusion length of undoped n-BaSi2epitaxial thin films on Si(001) substrates by electron-beam-induced-current technique

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All papers authored by Kosuke O. Hara