An optically pumped room temperature GaN-based vertical-cavity surface-emitting laser (VCSEL) has been demonstrated in a microlens-integrated extended cavity structure. The VCSEL device lased at record-low threshold excitation intensity of 160 kW/cm/sup 2/.
GaN vertical-cavity surface-emitting laser with an extended cavity
2003-01-01
90231 byte
Conference paper
Electronic Resource
English
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