Electronics Letters · 2003 · 18 citations · 4 references
EngineeringElectrical EngineeringMaterials ScienceOptoelectronicsPhotonicsSemiconductor DevicesIii-v SemiconductorsIntegrated PhotonicsLaser DiodesPhotonic Integrated CircuitsSemiconductor Device MaterialsSemiconductor LasersContinuous OperationLow-threshold Current LasersOxidationSelective OxidationSingle-mode LasersSingle-mode OperationSingle-mode Semiconductor LasersVertical-cavity Surface-emitting Lasers
The single transverse mode operation of VCSELs with low threshold current (Ith) of 1.5 mA, slope efficiencies about 0.35 W/A, high optical output power of 3.8 mW and speed performance of 10 Gbit/s is reported. The laser has continuous-wave operation and employs oxygen implantation, MOCVD regrowth and selective oxidation on semi-insulating GaAs substrate.
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