Dr. Takashi Hiraga Profile

Dr. Takashi Hiraga

at AIST

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Publications (4)

Proceedings Article | 21 February 2011 Paper

Switching mechanism of an optically-gated optical switch using an organic dye

Takashi Hiraga, Ichiro Ueno, Noriyasu Shiga, Hirofumi Watanabe, Shiroh Futaki, Masaki Kubo, Shigeru Takarada, Norio Tanaka

Proceedings Volume 7935, 79350Y (2011) https://doi.org/10.1117/12.874405

KEYWORDS: Optical switching, Raman spectroscopy, Switches, Raman scattering, Quartz, Switching, Optical fibers, Optical communications, Microscopes, Telecommunications

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Proceedings Article | 12 February 2008 Paper

Development of an optically gated optical switch using organic dye: applied to local telecommunication technology

T. Hiraga, I. Ueno, H. Nagaeda, N. Shiga, H. Watanabe, S. Futaki, N. Tanaka

Proceedings Volume 6891, 68910G (2008) https://doi.org/10.1117/12.764779

KEYWORDS: Optical switching, Networks, Optical networks, Chemical elements, Mirrors, Telecommunications, Collimation, Refractive index, Switching, Optical fibers

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Proceedings Article | 18 June 2004 Paper

Fabrication of polymeric waveguides by using vapor transportation method

Hiroyuki Mochizuki, Toshiko Mizokuro, Nobutaka Tanigaki, Takashi Hiraga

Proceedings Volume 5351, (2004) https://doi.org/10.1117/12.533771

KEYWORDS: Polymers, Polymethylmethacrylate, Waveguides, Refractive index, Cladding, Polymer multimode waveguides, Dispersion, Molecules, Doping, Interfaces

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Proceedings Article | 14 July 2003 Paper

Conditions leading to the formation of polymer thin layers with densely dispersed organic dyes using the vapor transportation method with vacuum technique

Toshiko Mizokuro, Hiroyuki Mochizuki, Noritaka Yamamoto, Norio Tanaka, Shin Horiuchi, Nobutaka Tanigaki, Takashi Hiraga

Proceedings Volume 4991, (2003) https://doi.org/10.1117/12.473168

KEYWORDS: Polymers, Polymethylmethacrylate, Picosecond phenomena, Polymer thin films, Molecules, Temperature metrology, Glasses, Interfaces, Industrial chemicals, Optical recording

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