Dr. Tomoyuki Akiyama Profile

Dr. Tomoyuki Akiyama

at Fujitsu Labs Ltd

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Author

Publications (6)

Proceedings Article | 27 February 2013 Paper

High-power flip-chip-bonded silicon hybrid laser for temperature-control-free operation with micro-ring resonator-based modulator

S. Tanaka, S.-H. Jeong, T. Akiyama, S. Sekiguchi, T. Kurahashi, Y. Tanaka, K. Morito

Proceedings Volume 8630, 86300Q (2013) https://doi.org/10.1117/12.2002280

KEYWORDS: Silicon, Hybrid silicon lasers, Semiconductor lasers, Modulators, Mirrors, Transmitters, Waveguides, Temperature metrology, Laser bonding, Modulation

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Proceedings Article | 29 August 2006 Paper

Recent progress in quantum-dot semiconductor optical amplifiers

Tomoyuki Akiyama, Mitsuru Sugawara

Proceedings Volume 6308, 63080R (2006) https://doi.org/10.1117/12.682642

KEYWORDS: Quantum wells, Optical amplifiers, Indium arsenide, Polarization, Gallium arsenide, Semiconductor optical amplifiers, Interference (communication), Ultrafast phenomena, Eye, Quantum dots

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Proceedings Article | 20 December 2004 Paper

Recent progress of quantum-dot semiconductor optical amplifiers

Tomoyuki Akiyama, Mitsuru Sugawara, M. Ekawa, K. Kawaguchi, Haruhiko Kuwatsuka, H. Sudo, Hiroji Ebe, A. Kuramata, Yausuhiko Arakawa

Proceedings Volume 5594, (2004) https://doi.org/10.1117/12.579889

KEYWORDS: Quantum wells, Optical amplifiers, Indium arsenide, Polarization, Gallium arsenide, Ultrafast phenomena, Semiconductor optical amplifiers, Interference (communication), Quantum dots, Eye

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Proceedings Article | 11 May 2004 Paper

Ultrafast optical signal processing based on quantum dot semiconductor optical amplifiers: theory and experiment

Mitsuru Sugawara, Hiroji Ebe, Nobuaki Hatori, Yasuhiko Arakawa, Tomoyuki Akiyama, Kohji Otsubo, Yoshiaki Nakata

Proceedings Volume 5365, (2004) https://doi.org/10.1117/12.533278

KEYWORDS: Quantum dots, Modulation, Four wave mixing, Optical amplifiers, Semiconductor optical amplifiers, Switching, Eye, Optical signal processing, Ultrafast phenomena, Optical components

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Proceedings Article | 29 August 2002 Paper

Quantum-dot semiconductor optical amplifiers

Mitsuru Sugawara, T. Akiyama, N. Hatori, Yoshiaki Nakata, K. Otsubo, Hiroji Ebe

Proceedings Volume 4905, (2002) https://doi.org/10.1117/12.481011

KEYWORDS: Quantum dots, Picosecond phenomena, Modulation, Switching, Four wave mixing, Eye, Semiconductor optical amplifiers, Optical amplifiers, Hole burning spectroscopy, Quantum wells

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Proceedings Article | 28 March 2000 Paper

Intersubband-transition-induced interband two-photon absorption by femtosecond optical excitation

Arup Neogi, Haruhiko Yoshida, Teruo Mozume, Nikolai Georgiev, Tomoyuki Akiyama, Osamu Wada

Proceedings Volume 3940, (2000) https://doi.org/10.1117/12.381470

KEYWORDS: Absorption, Quantum wells, Indium gallium arsenide, Femtosecond phenomena, Interfaces, Optical amplifiers, Nonlinear optics, Heterojunctions, Antimony, Light sources

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Showing 5 of 6 publications

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