Takashi Tsunekawa

High Output Power InGaN Ultraviolet Light-Emitting Diodes Fabricated on Patterned Substrates Using Metalorganic Vapor Phase Epitaxy

Kazuyuki Tadatomo, Hiroaki Okagawa, Youichiro Ohuchi et al. · Japanese Journal of Applied Physics · 2001 · 376 citations

Engineering, Electrical Engineering, Materials Science +17

High Output Power InGaN Ultraviolet Light-Emitting Diodes Fabricated on Patterned Substrates Using Metalorganic Vapor Phase Epitaxy

Kazuyuki Tadatomo, Hiroaki Okagawa, Y. Ohuchi et al. · physica status solidi (a) · 2001 · 86 citations

Engineering, Electrical Engineering, Materials Science +17

Intense Ultraviolet Electroluminescence Properties of the High-Power InGaN-Based Light-Emitting Diodes Fabricated on Patterned Sapphire Substrates

Hiromitsu Kudo, Kenji Murakami, Ruisheng Zheng et al. · Japanese Journal of Applied Physics · 2002 · 21 citations

Engineering, Electrical Engineering, Materials Science +17

Demonstration of high-efficient InGaN-based violet light-emitting diodes with an external-quantum efficiency of more than 40%

Hiromitsu Kudo, Youichiro Ohuchi, Takahide Jyouichi et al. · physica status solidi (a) · 2003 · 21 citations

Engineering, Electrical Engineering, Materials Science +17

Double cylindrical open counter of pocket size

S. Nagashima, Takashi Tsunekawa, N. Shiroguchi et al. · Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment · 1996 · 18 citations

Engineering, Design, Instrumentation +2