2003 · 23 citations · 0 references
Natural SciencesElectrical EngineeringOpticsOptoelectronicsPhotonicsFiber OpticsLaser Host MaterialsLaser OpticsLaser PhysicsOptical FibersRare-earth-doped MaterialsEnergy Conversion EfficiencyFiber LasersHigh-power LasersLaser EfficiencyRare-earth-doped FibersSolid-state Lasers
We demonstrate a Yb-doped double-clad fiber laser with record average power output of >110 W cw in a single spatial mode beam. The conversion efficiency was /spl sim/58% with respect to the incident pump power.