Edge-emitting semiconductor laser

In an embodiment an edge-emitting semiconductor laser includes a semiconductor layer sequence having a waveguide region with an active layer disposed between a first waveguide layer and a second waveguide layer and a layer system arranged outside the waveguide region configured to reduce facet defec...

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Bibliographische Detailangaben
Hauptverfasser: Eichler, Christoph, Wagner, Jan, Peter, Matthias, Lell, Alfred, Brüderl, Georg, Bergbauer, Werner
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:In an embodiment an edge-emitting semiconductor laser includes a semiconductor layer sequence having a waveguide region with an active layer disposed between a first waveguide layer and a second waveguide layer and a layer system arranged outside the waveguide region configured to reduce facet defects in the waveguide region, wherein the layer system includes one or more layers with the material composition AlxInyGa1-x-yN with 0≤x≤1, 0≤y