Mr. Kosei Yamamoto Profile

Kosei Yamamoto

at Osaka University

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Publications (2)

Proceedings Article | 12 March 2024 Poster + Paper

Pure copper layer coating with multibeam laser metal deposition system with blue diode lasers

Shumpei Fujio, Tamaki Yoshida, Kosei Yamamoto, Keisuke Takenaka, Yuji Sato, Kento Morimoto, Masahiro Tsukamoto

Proceedings Volume 12872, 128720G (2024) https://doi.org/10.1117/12.3002317

KEYWORDS: Copper, Metals, Coating, Semiconductor lasers, Surface roughness, Laser irradiation, Fabrication, Head, Laser systems engineering, Blue lasers

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Proceedings Article | 17 March 2023 Paper

Effect of polarization angle on laser-induced periodic surface structures by a two-color double-pulse femtosecond beam irradiation

Kosei Yamamoto, Keisuke Takenaka, Yuji Sato, Masaki Hashida, Hitoshi Sakagami, Satoru Iwamori, Masahiro Tsukamoto

Proceedings Volume 12408, 124080K (2023) https://doi.org/10.1117/12.2649432

KEYWORDS: Polarization, Laser irradiation, Femtosecond phenomena, Titanium, Nanostructures, Laser ablation, Scanning electron microscopy, Femtosecond pulse shaping, Pulsed laser operation, Surface plasmons

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