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Low divergence semiconductor lasers by plasmonic collimation

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9 Author(s)
Capasso, F. ; Sch. of Eng. & Appl. Sci., Harvard Univ., Cambridge, MA ; Nanfang Yu ; Fan, J. ; Qi Jie Wang
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This study has demonstrated that surface plasmons can be effectively employed for beam shaping of edge-emitting semiconductor lasers. This technique has greatly reduced their large intrinsic beam divergence by more than one order of magnitude, while preserving a high output power.

Published in:

IEEE Lasers and Electro-Optics Society, 2008. LEOS 2008. 21st Annual Meeting of the

Date of Conference:

9-13 Nov. 2008