Mr. Osamu Tadanaga Profile

Osamu Tadanaga

at NTT Electronics Corp.

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Author

Publications (3)

Proceedings Article | 13 February 2008 Paper

Mid-infrared QPM laser sources for high-precision atmospheric trace gas measurements

Dirk Richter, Petter Weibring, Alan Fried, James Walega, Osamu Tadanaga, Masaki Asobe, Hiroyuki Suzuki

Proceedings Volume 6875, 68750J (2008) https://doi.org/10.1117/12.762294

KEYWORDS: Absorption, Mid-IR, Laser crystals, Crystals, Laser sources, Waveguides, Spectrometers, Sensors, Atmospheric sensing, Fiber lasers

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Proceedings Article | 14 February 2007 Paper

Compact sub-mW mid-infrared DFG laser source using direct-bonded QPM-LN ridge waveguide and laser diodes

Osamu Tadanaga, Yoshiki Nishida, Tsutomu Yanagawa, Katsuaki Magari, Takeshi Umeki, Masaki Asobe, Hiroyuki Suzuki

Proceedings Volume 6455, 64550D (2007) https://doi.org/10.1117/12.699753

KEYWORDS: Mid-IR, Laser sources, Waveguides, Absorption, Laser development, Semiconductor lasers, Modulation, Semiconducting wafers, Continuous wave operation, Fiber Bragg gratings

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Proceedings Article | 10 February 2006 Paper

Efficient broadband difference frequency generation in a direct-bonded periodically-poled LiNbO₃ waveguide and the observation of CO isotopomer absorption from 2.3 to 2.45 μm

Tsutomu Yanagawa, Osamu Tadanaga, Yoshiki Nishida, Hiroshi Miyazawa, Katsuaki Magari, Masaki Asobe, Hiroyuki Suzuki

Proceedings Volume 6103, 61030O (2006) https://doi.org/10.1117/12.643638

KEYWORDS: Carbon monoxide, Absorption, Waveguides, Difference frequency generation, Light sources, Signal detection, Fabrication, Refractive index, Sensors, Signal processing

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