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Suppression of polarization switching in vertical-cavity surface-emitting lasers by use of optical feedback
Yanhua Hong1, Paul S Spencer, K Alan Shore
1School of Informatics, University of Wales, Bangor, Bangor LL57 1UT, Wales, UK. yanhua@informatics.bangor.ac.uk
Optics Letters
|October 6, 2004
Abstract:
The polarization properties of vertical-cavity surface-emitting lasers (VCSELs) subject to optical feedback are studied experimentally. It is thereby demonstrated that polarization-selective optical feedback can be utilized to entirely eliminate VCSEL polarization switching over the entire device operating range.

