[1] Miyamoto T, Tanaka M, Kobayashi J,et al. Highly nonlinear fiber-based lumped fiber Raman amplifier for CWDM transmission systems[J].Journal of lightwave technology. 2005, 23(11):3475-3483.
[2] M.H. Abu Bakar, F.R. Mahamd Adikan, N.H. Ibrahim, M.A. Mahdi. L-band R-EDFA/Raman hybrid amplifier with enhanced higher-order pumping scheme utilizing stimulated Raman scattering[J]. Optics Communications, 2013, 291: 155-161.
[3] Liaw S K, Dou L, Xu A S, et al. Optimally gain-flattened and dispersion-managed C + L-band hybrid amplifier using a single-wavelength pump laser[J]. Optics Communications, 2009, 282(20): 4087-4090.
[4] Beshr A H, Aly M H, AboulSeoud A K. New trend for optical signal-to-noise ratio of disturbed Ramanfiber amplifier[J]. International Journal for Light and Electron Optics, 2014, 125(11):2572-2576.
[5] Gong J M, Zhao Y, Zuo X. Gain-flattened tellurite-based fiber Raman amplifiers[J]. The Journal of China Universities of Posts and Telecommunications, 2013, 20(2):143-146.
[6] Jose R, Ohishi Y. Higher nonlinear indices, Raman gain coefficients,and bandwidths in the TeO2-ZnO-Nb2O5-MoO3 quaternary glass system[J].Appl.Phys.Lett.2007,90(21):211104-1-211104-3.
[7] Jose R, Arai Y, Ohishi Y. Enhanced nonlinear susceptibility in TeO2-BaO-SrO-Nb2O5 tellurite glasses[J]. Jpn. J. Appl. Phys.Part 2 , 2007, 46(25-28): L651-L653.
[8] Shaw L B, Pureza P C, Nguyen V Q,et al. Raman amplification in As-Se fiber[C]. In Proceedings of SPIE-The International Society for Optical Engineering, San Jose, CA, USA. 2002.
[9] Jose R, Arai Y, Ohishi Y.Raman scattering characteristics of the TBSN-based tellurite glass system as a new Raman gain medium[J]. Journal of the Optical Society of America B: Optical Physics , 2007, 24(7), 1517-1526.
[10] Stegeman R, Jankovic L, Kim H, et al. Tellurite glasses with peak absolute Raman gain coefficients up to 30 times that of fused silica[J]. Optics Letters. 2003, 28(13), 1126-1128.
[11] Liu Z X, Feng M, Guo Q H, et al. Theoretical analysis on gain characteristics of silicon Raman amplifier[J].Acta Phys.Sin. 2011.60(1): 014214 -1-014214 -5.
[12] Qin G S, Jose R, Ohishi Y. Design of ultimate gain-flattened O-,E-,and S + C + L ultrabroadband fiber amplifiers using a new fiber Raman gain medium[J]. Journal of Lightwave Technology.2007.25(9):2727-2738.
[13] Chamorovskiy A, Rautiainen J, Rantamki A, et al. 1.3 μm Raman-bismuth fiber amplifier pumped by semiconductor disk laser[J].Optics Express.2011.19(7):6433-6438.
[14] Schneider T. Nonlinear optics in telecommunications[M].Berlin:Springer-Verlag,2004:244-253.
[15] Almeida de Araujo A, De Matos C J S. Analysis of Raman amplification in a practical,low-loss,photonic crystal fiber[C]. In SBMO/IEEE MTT-S International Microwave & Optoelectronics Conference, Sao Paulo,Brazil, 2007.
[16] Gong J M, Zhao Y, Leng B. Gain-flattened Raman fiber amplifier based on highly nonlinear fiber[J].Journal of Applied Optics.2014.35(2): 353-358.
