Dr. Akihiko Nishimura Profile

Dr. Akihiko Nishimura

Group Leader at Japan Atomic Energy Agency

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Author

Publications (8)

Proceedings Article | 22 September 2015 Paper

X-ray characterization of short-pulse laser illuminated hydrogen storage alloys having very high performance

Hiroyuki Daido, Hiroshi Abe, Takahisa Shobu, Takuya Shimomura, Shinnosuke Tokuhira, Yusuke Takenaka, Takehiro Furuyama, Akihiko Nishimura, Hirohisa Uchida, Takeshi Ohshima

Proceedings Volume 9589, 95890K (2015) https://doi.org/10.1117/12.2186898

KEYWORDS: Hydrogen, Absorption, Ions, Pulsed laser operation, Solids, X-ray diffraction, Chemical species, X-ray characterization, Laser applications, Particle beams

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Proceedings Article | 6 March 2014 Paper

Compact probing system using remote imaging for industrial plant maintenance

F. Ito, A. Nishimura

Proceedings Volume 8968, 896811 (2014) https://doi.org/10.1117/12.2037611

KEYWORDS: Optical fibers, Plasma, Laser induced breakdown spectroscopy, Composites, Zirconium, Inspection, Fiber lasers, Spectroscopy, Pulsed laser operation, Magnetism

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Proceedings Article | 20 February 2014 Paper

Development of laser cladding system with process monitoring by x-ray imaging

Takaya Terada, Tomonori Yamada, Akihiko Nishimura

Proceedings Volume 8963, 896310 (2014) https://doi.org/10.1117/12.2037575

KEYWORDS: Cladding, Fiber lasers, Laser development, X-rays, Laser systems engineering, Laser processing, X-ray imaging, Composites, Optical fibers, Metals

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Proceedings Article | 20 February 2014 Paper

Characteristics of the heat resistant FBG sensor under laser cladding condition

A. Nishimura, T. Terada

Proceedings Volume 8963, 896307 (2014) https://doi.org/10.1117/12.2038917

KEYWORDS: Fiber Bragg gratings, Sensors, Cladding, Optical fibers, Femtosecond phenomena, Fiber lasers, Metals, Laser processing, Reflection, Tunable lasers

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Proceedings Article | 8 October 2004 Paper

Ablation of work hardening layers against stress corrosion cracking of stainless steel by repetitive femtosecond laser pulses

Akihiko Nishimura, Eisuke Minehara, Takashi Tsukada, Masahiko Kikuchi, Junichi Nakano

Proceedings Volume 5662, (2004) https://doi.org/10.1117/12.596579

KEYWORDS: Femtosecond phenomena, Laser ablation, Corrosion, Radiation effects, Safety, Carbon, Laser development, Laser systems engineering, Surface finishing, Diamond

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Proceedings Article | 6 October 2000 Paper

Feasibility study of a direct bonding technique for laser crystals

Akira Sugiyama, Hiroyasu Fukuyama, Yohei Kataoka, Akihiko Nishimura, Yukikatsu Okada

Proceedings Volume 4231, (2000) https://doi.org/10.1117/12.402813

KEYWORDS: Crystals, Laser crystals, Titanium, Ions, Interfaces, Aluminum, Laser bonding, Adaptive optics, Laser scattering, Wavefront distortions

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Proceedings Article | 3 April 2000 Paper

Thermal lens effects on highly pumped Yb:glass

Akihiko Nishimura, Katsuaki Akaoka, Akira Ohzu, Akira Sugiyama, Tsutomu Usami, Tohru Matoba

Proceedings Volume 3889, (2000) https://doi.org/10.1117/12.380911

KEYWORDS: Thermal effects, Glasses, Wavefront sensors, Sapphire lasers, Pulsed laser operation, Semiconductor lasers, Oscillators, Ytterbium, Sensors, Wavefront distortions

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Proceedings Article | 27 May 1998 Paper

High-energy flash-lamp-pumped Ti-sapphire laser for Yb:glass CPA

Akihiko Nishimura, Akira Ohzu, Akira Sugiyama, Yoichiro Maruyama, Takashi Arisawa, Hiroshi Takuma, John Nees, Subrat Biswal, Gerard Mourou, Edward Erickson, Susumu Owada, Sousuke Satou

Proceedings Volume 3265, (1998) https://doi.org/10.1117/12.308678

KEYWORDS: Pulsed laser operation, Sapphire lasers, Semiconductor lasers, Capacitors, Laser systems engineering, Switching, Silver, Reflectors, Reflectivity, Cerium

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Showing 5 of 8 publications

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