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Atomic force microscopy surface images of (a) a MOCVD template and (b) an ammonia-MBE template; for ten-period quantum wells grown by plasma-assisted MBE, (c) at on a MOCVD template, (d) at on an ammonia-MBE template, (e) at on a MOCVD template, and (f) at on an ammonia-MBE template.
Room-temperature photoluminescence spectra of 10-period quantum wells grown by plasma-assisted MBE at or at on (a) MOCVD templates and (b) ammonia-MBE templates.
Cross-sectional illustration of quantum wells grown on the pyramidal facets of the surface of an ammonia-MBE-grown template.
Room-temperature electroluminescence spectrum of an quantum well LED comprised of ammonia-MBE-grown -type template and -type cap layer, and plasma MBE-grown quantum wells.
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