[1] [1] C. G. Carlson, P. D. Dragic, B. W. Graf et al.. High power Yb-doped fiber laser-based LIDAR for space weather［C］. SPIE, 2008, 6873: 68730K

[2] [2] Alexandre Wetter, Mathieu Faucher, Benoit Sévigny. High power cladding light strippers［C］. SPIE, 2008, 6873: 687327

[3] [3] A. Carter, E. Li. Recent progress in high-power fiber laser for high-power and high-quality material processing applications［C］. SPIE, 2006, 6344: 63440F

[4] [4] G. Bonati, H. Voelckel, T. Gabler et al.. 1.53 kW from a single Yb-doped photonic crystal fiber laser［C］. Photonics West San Jose, Late Breaking Developments, Session, 2005. 5709

[5] [5] E. Snitzer, H. Po, F. Hakimi et al.. Double-clad, offset core Nd fiber laser［C］. Proc. Optical Fiber Sensors, 1988

[6] [6] Y. Jeong. Ytterbium-doped large-core fiber laser with 1 kW of continuous-wave output power［C］. Advanced Solid-State Photonics, Santa Fe New Mexico, 2004, 40(8): 470～471

[7] [7] Y. Jeong, J. K. Sahu, D. N. Payne et al.. Ytterbium-doped large-core fiber laser with 1.36 kW continuous-wave output power［J］. Opt. Express, 2004, 12(25): 6088～6092

[8] [8] Yin Shupeng, Yan Ping, Gong Mali. End-pumped 300 W continuous-wave ytterbium-doped all-fiber laser with master oscillator multi-stage power amplifiers configuration［J］. Opt. Express, 2008, 16(22): 17864～17869

[9] [9] Wu Chongqing. Optical Waveguide Theory［M］. Beijing: Tsinghua University Press, 2005. 63～64