Mr. Keiju Takagi Profile

Keiju Takagi

at SOKA Univ

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Author

Publications (2)

Proceedings Article | 17 May 2011 Paper

Bending effect on fiber optic evanescent absorption sensor for sensitivity enhancement in hetero-core structured fiber optic

Yuko Takemoto, Atsushi Seki, Keiju Takagi, Hiroyuki Sasaki, Michiko Nishiyama, Kazuhiro Watanabe

Proceedings Volume 7753, 775349 (2011) https://doi.org/10.1117/12.884938

KEYWORDS: Fiber optics, Refractive index, Sensors, Fiber optics sensors, Absorption, Absorption spectroscopy, Molecules, Fiber optics tests, Cladding, Spectroscopy

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Proceedings Article | 5 October 2009 Paper

Multipoint measurement based on hetero-core structured optical fiber SPR sensor employing OTDR equipment

Keiju Takagi, Masahiko Shiraishi, Michiko Nishiyama, Atsushi Seki, Kazuhiro Watanabe

Proceedings Volume 7503, 75031Z (2009) https://doi.org/10.1117/12.835108

KEYWORDS: Sensors, Refractive index, Signal attenuation, Fiber optics sensors, Cladding, Structured optical fibers, Liquids, Surface plasmons, Fiber optics, Fiber optics tests

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