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Highly efficient selectively oxidized GaAs (/spl lambda/=830 nm) vertical-cavity lasers

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4 Author(s)
Weigl, B. ; Dept. of Optelectron., Ulm Univ., Germany ; Reiner, G. ; Grabherr, M. ; Ebeling, K.J.

We have fabricated MBE grown, selectively oxidized multi-mode GaAs QW VCSELs with 730 /spl mu/A threshold, 8.5 mW output power and 40.3% conversion efficiency. Single-mode devices show 1.2 mW output power and better than 30 dB side mode suppression.

Published in:
Semiconductor Laser Conference, 1996., 15th IEEE International

Date of Conference: 13-18 Oct. 1996

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