Supported by the China Postdoctoral Science Foundation Project (Grant No.20090451417);National Natural Science Foundtion of China (Grant No.60736038)
An Yb3+-doped double-clad large-mode-area photonic crystal fiber(LMA PCF) laser with up to 210 W of continuous-wave output power centered at 1.05 μm is demonstrated.The length of the fiber used is 2 m and the produce...