Author:
Kalichevsky-Dong Monica T.,Bingham Samuel,Hawkins Thomas W.,Dragic Peter,Ballato John,Dong Liang
Abstract
We demonstrate for the first time a diffraction-limited cladding-pumped ytterbium fiber laser at ~994nm with 41W output power, ~55% optical efficiency, and 1.8% quantum defect, opening new wavelengths of operation for cladding-pumped ytterbium fiber lasers.