[3] Yoon-Chan Jeong, Alexander J. Boyland, Jayanta K. Sahu et al.. Multi-kilowatt single-mode ytterbium-doped large-core fiber laser[J]. J. Optical Society of Korea, 2009, 13(4): 416~422
[4] E. Stiles. New developments in IPG fiber laser technology[C]. The 5th International Workshop on Fiber Lasers, 2009
[5] Jeff Hecht. Fiber lasers ramp up the power[J]. Laser Focus World, 2009, 45(12): 53~57
[6] D. J. Richardson, J. Nilsson, W. A. Clarkson. High power fiber lasers: current status and future perspectives[J]. J.Opt. Soc. Am. B, 2010, 27(11): B63~B92
[7] H. M. Pask, Robert J. Carman, C. David et al.. Ytterbium-doped silica fiber lasers: versatile sources for the 1~1.2 μm regions[J]. IEEE J. Sel. Top. Quantum Electron., 1995, 1(1): 2~13
[8] Koechner Walter. Solid-State Laser Engineering[M]. Berlin: Springer, 1999. 66~67
[9] S. U. Alam, A. T. Harker, R. J. Horley et al.. All-fibre, high power, cladding-pumped 1565 nm MOPA pumped using high brightness 1535 nm pump sources[C]. CLEO, San Jose, 2008. CWDJ4
[10] J. W. Nicholson, A. M. DeSantolo, S. Ghalmi et al.. Nanosecond pulse amplification in a higher-order mode erbium-doped fiber amplifier[C]. CLEO, San Jose, 2010. CPDB5
[11] Han Kai, Ma Yanxing, Wang Xiaolin et al.. Progress of high power tm-doped fiber laser[J]. Laser & Optoelectronics Progress, 2010, 47(10): 101406
[12] Z. Zhang, D. Y. Shen, A. J. Boyland et al.. Single-frequency Tm-doped fiber master-oscillator power amplifier with 10 W linearly-polarized output at 1943 nm[C]. CLEO, San Jose, 2008. CFD5
[13] M. Meleshkevich, N. Platonov, D. Gapontsev et al.. 415 W Single-mode CW thulium fiber laser in all-fiber format[C]. CLED/Europe, munich, 2009. 1
[14] Z. Zhang, A. J. Boyland, J. K. Sahu et al.. High-power tm-doped fiber distributed-feedback laser at 1943 nm [J]. IEEE J. Sel. Top. Quantum Electron., 2011, 23(7): 417~419
[15] Stuart D. Jackson. Midinfrared holmium fiber lasers[J]. IEEE J. Sel. Top. Quantum Electron., 2006, 42(2): 187~191
[16] Christophe A. Codemard, Jayanta K. Sahu, Johan Nilsson et al.. Cladding-pumping for control of excess gain in ytterbium-doped fiber amplifiers[J]. IEEE J. Sel. Top. Quantum Electron., 2010, 46(12): 1860~1868