Dr. Yoichi Hirayama Profile

Dr. Yoichi Hirayama

at Keio Univ

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Author

Publications (5)

Proceedings Article | 21 March 2005 Paper

Molecular dynamics simulation of heat-affected zone of copper metal ablated with femtosecond laser

Yoichi Hirayama, Minoru Obara

Proceedings Volume 5714, (2005) https://doi.org/10.1117/12.589513

KEYWORDS: Laser ablation, Femtosecond phenomena, Copper, Optical simulations, Metals, Crystals, Etching, Molecular lasers, Laser crystals, Diffusion

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Proceedings Article | 17 October 2003 Paper

Heat-affected zone of metals ablated with femtosecond laser pulses

Yoichi Hirayama, Minoru Obara

Proceedings Volume 4977, (2003) https://doi.org/10.1117/12.479242

KEYWORDS: Laser ablation, Metals, Crystals, Etching, Femtosecond phenomena, Laser crystals, Iron, Sapphire lasers, Silver, Argon

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Proceedings Article | 25 January 2001 Paper

Ablation of BN ceramics by femtosecond and picosecond laser pulses

Yoichi Hirayama, Minoru Obara

Proceedings Volume 4184, (2001) https://doi.org/10.1117/12.414006

KEYWORDS: Ceramics, Laser ablation, Sapphire lasers, Nd:YAG lasers, Picosecond phenomena, Femtosecond phenomena, Boron, Pulsed laser operation, Metals, Scanning electron microscopy

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Proceedings Article | 16 August 2000 Paper

Functional material processing using intense femtosecond, nanosecond, and microsecond laser ablation

Minoru Obara, Hiroyuki Yabe, Yoichi Hirayama, Kousuke Takahashi, Kentaro Furusawa, Fabien Barnier, Yong Kim

Proceedings Volume 4065, (2000) https://doi.org/10.1117/12.407349

KEYWORDS: Laser ablation, Carbon dioxide lasers, Ceramics, Excimer lasers, Crystals, Aluminum, Femtosecond phenomena, Laser processing, Sapphire lasers, Laser crystals

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Proceedings Article | 16 August 2000 Paper

New material processing of AIN ceramic with femtosecond, nanosecond, and microsecond laser ablation

Hiroyuki Yabe, Yoichi Hirayama, Minoru Obara

Proceedings Volume 4065, (2000) https://doi.org/10.1117/12.407315

KEYWORDS: Carbon dioxide lasers, Ceramics, Aluminum, Excimer lasers, Laser ablation, Resistance, Sapphire lasers, Femtosecond phenomena, Laser processing, Absorption

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