Prof. Kenzo Fujiwara Profile

Prof. Kenzo Fujiwara

at Kyushu Institute of Technology

SPIE Involvement:

Author

Publications (5)

Proceedings Article | 15 February 2008 Paper

Comparative study of electroluminescence efficiency of blue (In,Ga)N and red GaAs quantum-well diodes

T. Inada, H. Jimi, K. Fujiwara

Proceedings Volume 6894, 68941T (2008) https://doi.org/10.1117/12.758989

KEYWORDS: Electroluminescence, Diodes, Gallium arsenide, Quantum wells, External quantum efficiency, Ultraviolet radiation, Surface plasmons, Quantum efficiency, Light emitting diodes, Excitons

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Proceedings Article | 19 October 2001 Paper

Nonuniform tunneling transport in composite InGaAs/AlGaAs and GaAs/AlGaAs multiple quantum wells

Koji Kawasaki, Kenzo Fujiwara, Naokatsu Sano

Proceedings Volume 4580, (2001) https://doi.org/10.1117/12.444999

KEYWORDS: Gallium, Composites, Quantum wells, Aluminum, Photons, Electron transport, Optical switching, Diodes, Excitons, Luminescence

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Proceedings Article | 30 June 2000 Paper

Wannier-Stark localization of a strongly coupled asymmetric double-well GaAs/AlAs superlattice

Kenji Kawashima, Takeshi Matsumoto, Kiyotoku Arima, Takahiro Ohsumi, Takamitsu Nogami, Kazuo Satoh, Kenzo Fujiwara

Proceedings Volume 4097, (2000) https://doi.org/10.1117/12.390590

KEYWORDS: Stereolithography, Quantum wells, Superlattices, Fluctuations and noise, Modulation, Oscillators, Temperature metrology, Gallium arsenide, Solids, Diodes

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Proceedings Article | 11 November 1999 Paper

Photoexcitation-induced current sensing on semi-insulating GaAs using a tunneling microscope tip

Kenji Kawashima, Shinji Takai, Gou Kudou, Hideo Adachi, Misaichi Takeuchi, Kenzo Fujiwara

Proceedings Volume 3897, (1999) https://doi.org/10.1117/12.369365

KEYWORDS: Resistance, Electrodes, Gallium arsenide, Thermal effects, Modulation, Microscopes, Scanning tunneling microscopy, Semiconductor lasers, Laser irradiation, Semiconductor materials

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Proceedings Article | 3 September 1992 Paper

Transition from miniband to Wannier-Stark states in GaAs-AlAs superlattices

Klaus Schmidt, Alessandra D'Intino, Norbert Linder, M. Tuna, Gottfried Doehler, Holger Grahn, Klaus Ploog, K. Kawashima, Kenzo Fujiwara

Proceedings Volume 1675, (1992) https://doi.org/10.1117/12.137619

KEYWORDS: Absorption, Electrons, Stereolithography, Quantum wells, Superlattices, Modulation, Double positive medium, Physics, Spectroscopy, Gallium arsenide

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