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- W2139780295 abstract "We describe the fabrication and characteristics of 7-/spl mu/m spaced quadspot, independently addressable 785-nm native-oxide confined ridge waveguide laser diodes. The devices are fabricated from an Al/sub 0.1/Ga/sub 0.9/As-Al/sub 0.4/Ga/sub 0.6/As-Al/sub 0.5/In/sub 0.5/P quantum-well separate confinement heterostructure laser structure. Wet oxidation of the p-Al/sub 0.5/In/sub 0.5/P cladding layer is used to form a native oxide for not only ridge waveguide confinement, but also electrical insulation to allow electrical connection to laser stripes. These diodes show excellent performance: uniform threshold currents below 8 mA and differential quantum efficiencies over 35%/facet. The diodes show crosstalk less than 5%." @default.
- W2139780295 created "2016-06-24" @default.
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- W2139780295 date "1999-09-01" @default.
- W2139780295 modified "2023-09-27" @default.
- W2139780295 title "Very closely spaced quadspot native-oxide confined 780-nm semiconductor lasers" @default.
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- W2139780295 doi "https://doi.org/10.1109/68.784159" @default.
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