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Diode-pumped 2 μm holmium laser
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1986
Year
EngineeringLaser ScienceLaser PhysicsLaser ApplicationsLaser MaterialSuper-intense LasersSurface-emitting LasersHigh-power LasersLaser ControlμM Holmium LaserSemiconductor LasersYag LaserOptical PumpingPhotonicsLaser DesignLaser Materials2-1 μMLaser ClassificationHigh-energy LasersK. Laser ThresholdOptoelectronics
For the first time, a GaAlAs laser diode array pumped Ho:YAG laser operating at 2-1 μm has been demonstrated at 77 K. Laser threshold occurred at 2.7 mW of pump power centred at 785.5 nm. A slope efficiency of 19% was achieved.