Dr. Soichi Kobayashi Profile

Dr. Soichi Kobayashi

Director at Photonic Science Technology Inc

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Publications (13)

Proceedings Article | 27 September 2016 Paper

Black synthetic quartz glass layer for optical fiber cross-talk reduction fabricated by VAD method

Soichi Kobayashi, Kaoru Fukuda, Gen Onishi, Yusuke Fujii

Proceedings Volume 9950, 99500V (2016) https://doi.org/10.1117/12.2237666

KEYWORDS: Glasses, Quartz, Bismuth, Optical fibers, Silica, Oxides, Aluminum, X-rays, Transparency, Transmittance

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Proceedings Article | 11 March 2016 Paper

Broadband optical amplification with water-free hexagonal double-clad Bi doped silica fiber

S. Kobayashi, M. Takahashi, M. Ohara, I. Kondo, Yusuke Fujii

Proceedings Volume 9728, 97281R (2016) https://doi.org/10.1117/12.2212471

KEYWORDS: Bismuth, Optical fibers, Optical amplifiers, Cladding, Fiber amplifiers, Ions, Networks, Silica, Glasses, Oxides, Multimode fibers, Aluminum

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Proceedings Article | 22 March 2013 Paper

1.3 μm flat-gain optical amplification with bi doped silica fiber

Soichi Kobayash, Kazuya Matsuda, Tatsuya Fujii, Hirotaka Yamane, Yusuke Fujii

Proceedings Volume 8601, 86012I (2013) https://doi.org/10.1117/12.2003381

KEYWORDS: Bismuth, Optical fibers, Ions, Optical amplifiers, Networks, Signal attenuation, Optical networks, Fiber amplifiers, Glasses, Oxides

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Proceedings Article | 10 February 2009 Paper

Tunable laser oscillation with optical switches and grating on polysilane optical waveguides

Daiki Motoyoshi, Seigi Oki, Toshihiro Suda, Yoshiaki Yamabayashi, Soichi Kobayashi

Proceedings Volume 7219, 721909 (2009) https://doi.org/10.1117/12.811818

KEYWORDS: Waveguides, Optical switching, Fiber Bragg gratings, Tunable lasers, Switches, Ultraviolet radiation, Circuit switching, Directional couplers, Optical circuits, Refractive index

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Proceedings Article | 10 February 2009 Paper

Polysilane optical waveguide devices using photo-bleaching effect

Soichi Kobayashi, Toshihiro Suda, Takumi Ishiguro, Daiki Motoyoshi, Yoshiaki Yamabayashi

Proceedings Volume 7219, 721907 (2009) https://doi.org/10.1117/12.811790

KEYWORDS: Waveguides, Ultraviolet radiation, Fiber Bragg gratings, Refractive index, Resonators, Temperature metrology, Laser applications, Semiconductor lasers, Tunable lasers, Cladding

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Proceedings Article | 10 September 2007 Paper

Laser oscillation with polysilane waveguide tunable external resonator

Soichi Kobayashi, Toshihiro Suda, Takumi Ishiguro, Takanori Saitoh, Yoshiaki Yamabayashi

Proceedings Volume 6775, 67750H (2007) https://doi.org/10.1117/12.753583

KEYWORDS: Waveguides, Resonators, Fiber Bragg gratings, Temperature metrology, Tunable lasers, Refractive index, Laser resonators, Semiconductor lasers, Ultraviolet radiation, Single mode fibers

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Proceedings Article | 23 February 2006 Paper

Optically controlled photonic switches based on spiropyran-doped marine-biopolymer DNA-lipid complex films

Junichi Yoshida, Amane Watanuki, Hideaki Takano, Soichi Kobayashi, Hiroharu Ikeda, Naoya Ogata

Proceedings Volume 6117, 61170L (2006) https://doi.org/10.1117/12.645191

KEYWORDS: Switching, Ultraviolet radiation, Luminescence, Absorption, Ocean optics, Switches, Optical switching, Visible radiation, Absorbance, Light sources

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Proceedings Article | 4 April 2005 Paper

Optical and photochromic properties of spiropyran-doped marine-biopolymer DNA-surfactant complex films

Amane Watanuki, Junichi Yoshida, Soichi Kobayashi, Hiroharu Ikeda, Naoya Ogata

Proceedings Volume 5724, (2005) https://doi.org/10.1117/12.590105

KEYWORDS: Luminescence, Ocean optics, Ultraviolet radiation, Absorption, Refractive index, Absorbance, Biopolymers, Optical switching, Doping, Signal processing

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Proceedings Article | 18 June 2004 Paper

Optical properties of photochromic-compound-doped marine-biopolymer DNA-surfactant complex films for switching applications

Junichi Yoshida, Lili Wang, Soichi Kobayashi, Gong-Jian Zhang, Hiroharu Ikeda, Naoya Ogata

Proceedings Volume 5351, (2004) https://doi.org/10.1117/12.528781

KEYWORDS: Luminescence, Ultraviolet radiation, Refractive index, Switching, Optical switching, Absorption, Signal attenuation, Optical properties, Ocean optics, Polarization

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Proceedings Article | 29 August 2002 Paper

Nonlinear optical materials derived from biopolymer (DNA)-surfactant azo dye complex

Gongjian Zhang, Hiroaki Takahashi, Lili Wang, Junichi Yoshida, Soichi Kobayashi, Suguru Horinouchi, Naoya Ogata

Proceedings Volume 4905, (2002) https://doi.org/10.1117/12.481027

KEYWORDS: Absorption, Nonlinear optics, Second-harmonic generation, Optoelectronics, Biopolymers, Polymers, Nonlinear optical materials, Dichroic materials, Molecules, Thin films

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Proceedings Article | 22 May 2002 Paper

Vibration sensing with very thin optical taper fibers

Soichi Kobayashi, Kouhei Ogura, Shinji Obara, Yuusuke Fujii

Proceedings Volume 4827, (2002) https://doi.org/10.1117/12.468142

KEYWORDS: Optical fibers, Sensors, Signal detection, Fusion splicing, Fiber optics sensors, Fiber Bragg gratings, Coating, Adhesives, Glasses, Spectrum analysis

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Proceedings Article | 23 January 1997 Paper

Recent development on silica waveguide technology for integrated optics

Soichi Kobayashi

Proceedings Volume 2997, (1997) https://doi.org/10.1117/12.264156

KEYWORDS: Waveguides, Silica, Wavelength division multiplexing, Fused deposition modeling, Polarization, Interferometers, Single mode fibers, Silicon, Dense wavelength division multiplexing, Integrated optics

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Proceedings Article | 1 February 1991 Paper

Silica optical integrated devices

Soichi Kobayashi, Shin Sumida, Tadashi Miyashita

Proceedings Volume 1374, (1991) https://doi.org/10.1117/12.24984

KEYWORDS: Waveguides, Silica, Integrated optics, Wavelength division multiplexing, Directional couplers, Single mode fibers, Resonators, Optical components, YAG lasers, Glasses

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Showing 5 of 13 publications

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