[1] Ripin D J, Goldberg L. High efficiency side-coupling of light into optical fibres using imbedded v-grooves. Electron. Lett.,, 1995, 31(25):2204~2205
[3] Dominic V, MacCormack S, Waarts R et al.. 110 W fibre laser. Electron. Lett., 1999, 35(14):1158~1160
[4] Digonnet M J F. Theory of superfluorescent fiber lasers. J. Lightwave Technol., 1986, LT-4(11):1631~1639
[5] Li Cheng, Song Jie, Kim N S et al.. Diode-pumped high-power fiber lasers and applications. Proc. SPIE, 1999, 3862:246~253
[6] Kim N S, Hamada T, Prabhu M et al.. Numerical analysis of output performance of Nd-doped double-clad fiber lasers. Proc. SPIE, 2000, 3889:583~589
[7] DiGiovanni D J, Muendel M H. High-power fiber lasers. Optics and Photonics News, 1999, 10(1):27~30
[8] Kelson I, Hardy A A. Strongly pumped fiber lasers. IEEE J. Quant. Electron., 1998, 34(9):1570~1577
[9] Minelly J D et al.. Diode-array pumping of Er3+/Yb3+ Co-doped fiber lasers and amplifiers. IEEE Photonics Technol. Lett., 1993, 5(3):301~303