[1] Islam Mohammed N. Raman amplifiers for telecommunications. IEEE Journal of Selected Topics in Quantum Electronics,2002,8(3):548～559
[2] Xin X J,Yu C X,Zhang R,et al. The influence of configuration of Raman fiber amplifier on performance.Acta Photonics Sinica,2003,32(2):140～143
[3] Du G G,Ruan S C,Su H X,et al. Studies on SRS spectra in single-mode silica fiberActa Photonics Sinica,2004,33(8):923～926
[4] Dianov E M,Fursa D G,Abramov A A,et al. Raman fiber-optic amplifier of signals at the wavelength of 1.3μm. Quantum Electron 1994,24(9):749～751
[5] Grubb S G,Strasse T,Cheung W Y,et al. High power 1.48 μm cascaded Raman laser in germanosilicate fibers. Proc. Topical Meeting on Optical Amplifiers and Amplifications,Optical Society of America,Washington DC,1995,Paper SaA4-1,197～199
[6] Bertoni A,Reali G C. 1.24 μm cascaded Raman laser for 1.31 μm Raman fiber amplifiers. Appl Phys B,1998,67(1): 5～10
[7] Dianov E M,Grekov M V,Bufetov I A,et al. CW high power 1.24 μm and 1.48 μm Raman lasers based on low loss phosphosilicate fibre. Electron Lett,1997,33 (18):1542～1543
[8] Dianov E M,Grekov M V,Bufetov I A,et al. Highly efficient 1.3 μm Raman fiber amplifier. Electron Lett,1998,34(7):669～670
[9] Karpov V I,Dianov E M,Paramonov V M,et al. Laserdiode-pumped phosphosilicate-fiber Raman laser with an output power of 1 W at 1.48 μm. Opt Lett,1999,24(13):887～889
[10] Auyeung J,Yariv A. Theory of CW Raman oscillation in optical fibers. J Opt Soc Am,1979,69(6):803～807
[11] Urquhart W P,Laybourn P J. Effective core area for stimulated Raman scattering in single-mode optical fibers. IEE Proceedings,1985,132(4):201～204
[12] Reed W A,Coughran W C,Grubb S G. Numerical modeling of cascaded CW Raman fiber amplifiers and lasers. Proc Conf. on Optical Communication,OFC' 95,Optical Society of America,Washington DC,1995,Paper WD1
[13] Bertino A. Analysis of the efficiency of a third order cascaded Raman laser operating at the wavelength of 1.24 μm. Optics and Quantum Electron,1997,29(11):1047～1058
[14] Vareille G,Audouin O,Desurvire E. Numerical optimization of power conversion efficiency in 1480 nm multi-Strokes Raman fibre lasers. Electron Lett,1998,34(7):675～676
[15] Rini M,Cristiani I,Degiorgio V. Numerical modeling and optimization of cascaded CW Raman fiber lasers.IEEE J Quantum Electron,2000,36(10):1117～1121
[16] Agrawal G P. Nonlinear Fiber Optics. New York:Academic,1989
[17] Adamas M J. An Introduction to Optical Waveguides.New York: John Wiley & Sons,1981
[18] Marcuse D. Gaussian approximation of the fundamental modes of graded index fibers. J Opt Soc Am,1978,68(1):103～109
