[1] 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

[2] J. Limpert, O. Schmidt, J. Rothhardt et al.. Extended single-mode photonic crystal fiber lasers [J]. Opt. Express, 2006, 14(7): 2715～2720

[3] Liu Zejin, Zhou Pu, Hou Jing et al.. Research of coherent beam combining using actively phase-controlling［J］. Chinese J. Lasers, 2009, 36(3): 518～523

[4] Zhou Pu, Liu Zejin, Xu Xiaojun. Comparative of coherent combining and incoherent combining of fiber lasers［J］. Chinese J. Lasers, 2009, 36(2): 276～280

[5] Fu Yongjun, Mao Xiangqiao, Peng Jian et al.. Measurement of pump absorption of rare-earth doped double-clad fiber［J］. Chinese J. Lasers, 2010, 37(1): 166～170

[6] A. E. Siegman. Propagating modes in gain-guided optical fibers [J]. J. Opt. Soc. Am., 2003, 20(8): 1617～1628

[7] A. E. Siegman, Ying Chen, Vikas Sudesh et al.. Confined propagation and near single-mode laser oscillation in a gain-guided, index antiguided optical fiber [J]. Appl. Phys. Lett., 2006, 89(25): 251101

[8] Ying Chen, Vikas Sudesh, Timothy McComb. Lasing in a gain-guided index antiguided fiber [J]. J. Opt. Soc. Am. B, 2007, 8(24): 1683～1688

[9] V. Sudesh, T. Mccomb, Y. Chen et al.. Diode-pumped 200 μm diameter core, gain-guided, index-antiguided single mode fiber laser [J]. Appl. Phys. B, 2008, 90(3-4): 369～372

[10] C. Labaune, D. Hulin, A. Galvanauskas et al.. On the feasibility of a fiber-based inertial fusion laser driver [J]. Opt. Commun., 2008, 281(15-16): 4075～4080