Takahiro Numai

Surface-emitting laser operation in vertical-to-surface transmission electrophotonic devices with a vertical cavity

Takahiro Numai, M. Sugimoto, I. Ogura et al. · Applied Physics Letters · 1991 · 96 citations

Engineering, Electrical Engineering, Materials Science +11

Very low threshold current density in vertical-cavity surface-emitting laser diodes with periodically doped distributed Bragg reflectors

M. Sugimoto, Hideo Kosaka, K. Kurihara et al. · Electronics Letters · 1992 · 44 citations

Engineering, Electrical Engineering, Optoelectronics +13

Current versus Light-Output Characteristics with No Definite Threshold in pnpn Vertical to Surface Transmission Electro-Photonic Devices with a Vertical Cavity

Takahiro Numai, Mitsunori Sugimoto, I. Ogura et al. · Japanese Journal of Applied Physics · 1991 · 43 citations

Engineering, Electrical Engineering, Optoelectronics +16

Analysis of repeated unequally spaced channels for FDM lightwave systems

Takahiro Numai, O. Kubota · Journal of Lightwave Technology · 2000 · 42 citations

Engineering, Communication, Electrical Engineering +13

Record Low Threshold Current in Microcavity Surface-Emitting Laser

Takahiro Numai, Takeshi Kawakami, Takashi Yoshikawa et al. · Japanese Journal of Applied Physics · 1993 · 39 citations

Engineering, Electrical Engineering, Materials Science +15