Ultralow-threshold lasing has been achieved in fused-silica microspheres coated with semiconductor quantum dots. The cw Ti:sapphire pump input and laser output are coupled to and from whispering-gallery modes by tapered fibers.
WGM laser consisting of a quantum-dot-coated microsphere
2004-01-01
115701 byte
Conference paper
Electronic Resource
English
TuC3.3 WGM Laser Consisting of a Quantum-Dot-Coated Microsphere
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