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- W2053233402 abstract "Vertical-cavity top-emitting quantum well lasers are grown by molecular beam epitaxy. The active region consists of three 100 Å GaAs quantum wells separated by 80 Å Al0.3Ga0.7As barriers. Continuous wave lasing by current injection is maintained at temperatures up to 80°C. At room temperature, light output power more than 1 mW is obtained, and threshold currents are as low as 2.0 mA for 10 μm devices. External differential quantum efficiencies are 50% averaged up to 0.4 mW. The single longitudinal and transverse modes are preserved up to ~0.8 mW. The temperature dependence of the threshold current gives T0 as high as 330°C." @default.
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- W2053233402 date "1991-01-01" @default.
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- W2053233402 title "High temperature performance of three-quantum-well vertical-cavity top-emitting lasers" @default.
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- W2053233402 doi "https://doi.org/10.1049/el:19910288" @default.
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