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850 nm single-mode surface-emitting DFB lasers with surface grating and large-area oxidized-aperture

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Abstract

850 nm single-mode surface-emitting DFB laser based on surface gratings has achieved a threshold current of 1.8 mA and a side-mode suppression-ratio of 47 dB for a large-area oxidized-aperture (2×50 µm2).

© 2020 The Author(s)

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