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Scanning electron micrograph of a diameter semiconductor nanoring laser after etching, prior to metal deposition (left) and after metal deposition (right).
Intensity-dependent of a -diameter metal-clad ring laser with 250 nm ring width.
Pump power vs peak PL intensity of diameter metal-clad nanoring.
Linewidth and peak wavelength vs pump power of diameter metal-clad nanoring.
Lasing wavelength shift due to ring width variation. Lines are for visual guidance only.
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