DocumentCode
2921021
Title
Focusing Effect in Multimode Vertical-Cavity Surface-Emitting Lasers by Parallel Trenches Surface Profiling
Author
Tee, C.W. ; Zhao, X. ; Ingham, J.D. ; Penty, R.V. ; White, I.H.
Author_Institution
Centre for Photonic Systems, Cambridge University Engineering Department, UK; cwt23@cam.ac.uk
fYear
2005
fDate
30-02 Aug. 2005
Firstpage
286
Lastpage
288
Abstract
Surface profiling of parallel trenches is shown to be capable of introducing a transverse waveguiding effect to the optical modes of a gain-guided VCSEL, resulting in a dramatic reduction of emission spot-size and spatial filamentation.
Keywords
Apertures; Distributed Bragg reflectors; Etching; Focusing; Laser beams; Optical surface waves; Particle beams; Surface emitting lasers; Surface waves; Vertical cavity surface emitting lasers;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2005. CLEO/Pacific Rim 2005. Pacific Rim Conference on
Print_ISBN
0-7803-9242-6
Type
conf
DOI
10.1109/CLEOPR.2005.1569420
Filename
1569420
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