Concepedia

Hirohiko Hirasawa

HH

Statistics

Publications

6

Citations

414

H-Index

6

Active since

2007

Affiliations

University of California, Santa Barbara(Current)

Mitsubishi Chemical (Japan)

Hirohiko Hirasawa is an author at University of California, Santa Barbara specializing in optoelectronics, applied physics, and engineering.

Top concepts

EngineeringApplied PhysicsOptoelectronicsLight-emitting DiodesElectrical EngineeringOptoelectronic DevicesOptoelectronic MaterialsPhotonicsOptical MaterialsSemiconductors

Publications per year

2007–2008

6

Publications

6

Optical properties of yellow light-emitting diodes grown on semipolar (112¯2) bulk GaN substrates

Hitoshi Sato, Roy B. Chung, Hirohiko Hirasawa et al. · Applied Physics Letters · 2008 · 174 citations

Optical Materials, Engineering, Optoelectronic Devices +18

High Brightness Blue InGaN/GaN Light Emitting Diode on Nonpolar m-plane Bulk GaN Substrate

Kenji Iso, Hisashi Yamada, Hirohiko Hirasawa et al. · Japanese Journal of Applied Physics · 2007 · 97 citations

Wide-bandgap Semiconductor, Electrical Engineering, Solid-state Lighting +14

Comparison of InGaN/GaN light emitting diodes grown on <i>m</i> ‐plane and <i>a</i> ‐plane bulk GaN substrates

Hisashi Yamada, Kenji Iso, Makoto Saitô et al. · physica status solidi (RRL) - Rapid Research Letters · 2008 · 48 citations

Semiconductors, Wide-bandgap Semiconductor, Electrical Engineering +15

High Power and High Efficiency Semipolar InGaN Light Emitting Diodes

Hitoshi Sato, Hirohiko Hirasawa, Hirokuni Asamizu et al. · Journal of Light & Visual Environment · 2008 · 36 citations · Full text

White Oled, Photonics, Electrical Engineering +15

Highly efficient broad‐area blue and white light‐emitting diodes on bulk GaN substrates

Kenneth J. Vampola, Natalie Fellows, Hisashi Masui et al. · physica status solidi (a) · 2008 · 32 citations

Optical Materials, Engineering, Optoelectronic Devices +17

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