24
Publications
1.6K
Citations
21
H-Index
1962
Active since
Affiliations
J. Umeda is an author at Hitachi (Japan) specializing in engineering, applied physics, and optoelectronics.
Top concepts
EngineeringApplied PhysicsOptoelectronicsPhotonicsSemiconductor LasersHigh-power LasersLaser ApplicationsOptical PropertiesPhysicsElectrical Engineering
Publications per year
1962–1980
24
24
K. Aiki, M. Nakamura, T. Kuroda et al. · IEEE Journal of Quantum Electronics · 1978 · 229 citations
Longitudinal-mode behaviors of mode-stabilized Al<i>x</i>Ga1−<i>x</i>As injection lasers
M. Nakamura, K. Aiki, N. Chinone et al. · Journal of Applied Physics · 1978 · 184 citations
Channeled-substrate planar structure (AlGa)As injection lasers
K. Aiki, M. Nakamura, T. Kuroda et al. · Applied Physics Letters · 1977 · 150 citations
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