Mr. Tsunenori Asatsuma Profile

Tsunenori Asatsuma

at Sony Corp

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Author

Publications (4)

Proceedings Article | 15 February 2006 Paper

Effect of the threshold reduction on a catastrophic optical mirror damage in broad-area semiconductor lasers with optical feedback

Yoshiro Takiguchi, Tsunenori Asatsuma, Shoji Hirata

Proceedings Volume 6104, 61040X (2006) https://doi.org/10.1117/12.644473

KEYWORDS: Semiconductor lasers, Mirrors, Reflectivity, Camera shutters, Laser optics, Aluminium gallium indium phosphide, Laser damage threshold, Constructive interference, CCD cameras, Near field optics

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Proceedings Article | 15 February 2006 Paper

Successive phase change and stability of near-field patterns for broad-area laser diodes

Tsunenori Asatsuma, Yoshiro Takiguchi, Sebastien Frederico, Akio Furukawa, Shoji Hirata

Proceedings Volume 6104, 61040C (2006) https://doi.org/10.1117/12.644470

KEYWORDS: Semiconductor lasers, Aluminium gallium indium phosphide, Near field, Printing, Superposition, Refractive index, Control systems, Measurement devices, Thermal effects, Laser applications

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Proceedings Article | 9 March 2001 Paper

GaN-based violet-blue laser diodes

Shigeki Hashimoto, H. Nakajima, Katsunori Yanashima, Tsunenori Asatsuma, Takashi Yamaguchi, H. Yoshida, Masafumi Ozawa, K. Funato, S. Tomiya, T. Miyajima, Toshimasa Kobayashi, Shiro Uchida, Masao Ikeda

Proceedings Volume 4354, (2001) https://doi.org/10.1117/12.418812

KEYWORDS: Gallium nitride, Semiconductor lasers, Epitaxial lateral overgrowth, Aluminum, Optical storage, Sapphire, Cladding, Electrodes, Metals, Etching

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Proceedings Article | 18 April 2000 Paper

AlGaInN-based laser diodes

Shiro Uchida, Satoru Kijima, Tsuyoshi Tojyo, Shinichi Ansai, Motonubu Takeya, Tomonori Hino, Katsuyoshi Shibuya, Shinroh Ikeda, Takeharu Asano, Katsunori Yanashima, Shigeki Hashimoto, Tsunenori Asatsuma, Masafumi Ozawa, Toshimasa Kobayashi, Yoshifumi Yabuki, Tsuneyoshi Aoki, Masao Ikeda

Proceedings Volume 3947, (2000) https://doi.org/10.1117/12.382094

KEYWORDS: Semiconductor lasers, Continuous wave operation, Gallium nitride, Cladding, Reactive ion etching, Epitaxy, Superlattices, Etching, Sapphire, Metals

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