Enhanced polarisation self-switching in a vertical-cavitysurface-emitting laser by gainsaturation of transverse modes
- 21 July 1994
- journal article
- Published by Institution of Engineering and Technology (IET) in Electronics Letters
- Vol. 30 (15) , 1227-1229
- https://doi.org/10.1049/el:19940808
Abstract
Enhanced polarisation self-switching is observed in a vertical-cavity surface-emitting laser by involving gain saturation due to transverse mode competition. Switching between orthogonal polarisations is triggered by a quarter-wave plate external cavity and does not change the total output power.Keywords
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