[1] [1] M. El-Amraoui, G. Gadret, J. C. Jules et al.. Microstructured chalcogenide optical fibers from As2S3 glass: towards new IR broadband sources［J］. Opt. Express, 2010, 18(25): 26655～26665

[2] [2] Zhang Pengjun, Dai Shixun, Peng Bo et al.. Near- and Mid-infrared spectroscopic properties of Tm3+-doped Ge-Ga-S-CsI glasses［J］. Chinese J. Lasers, 2010, 37(2): 554～559

[3] [3] V. Moizan, V. Nazabal, J. Troles et al.. Er3+-doped GeGaSbS glasses for mid-IR fibre laser application: Synthesis and rare earth spectroscopy［J］. Opt. Mater., 2008, 30(1): 39～46

[4] [4] L. Brilland, F. Charpentier, J. Troles et al.. Microstructured chalcogenide fibers for biological and chemical detection: Case study: A CO2 sensor［C］. SPIE, 2009, 7503: 581～584

[5] [5] F. Prudenzano, L. Mescia, L. Allegretti et al.. Simulation of mid-IR amplification in Er3+-doped chalcogenide microstructured optical fiber［J］. Opt. Mater., 2009, 31(9): 1292～1295

[6] [6] N. J. Traynor, A. Monteville, L. Provino et al.. Fabrication and applications of low loss nonlinear holey fibers［J］. Fiber and Integrated Optics, 2009, 28(1): 51～59

[7] [7] Dai Shixun, Yu Xingyan, Zhang Wei et al.. Research progress of chalcogenide glass photonic crystal fibers［J］. Laser & Optoelectronics Progress, 2011, 48(9): 090602

[8] [8] B. R. Judd. Optical absorption intensities of rare-earth ions［J］. Phys. Rev., 1962, 127(3): 750～761

[9] [9] G. S. Ofelt. Intensities of crystal spectra of rare-earth ions［J］. Chem. Phys., 1962, 37(3): 511～520

[10] [10] Chen Fen, Zhou Lin, Zhou Yaxun et al.. Gain characteristics of a erbium-doped tellurite glass fiber applied for broadband amplification［J］. Chinese J. Quantum Electronics, 2007, 24(2): 241～247

[11] [11] Zhou Yaxun, Wang Jun, Chen Fen. Broadband amplifying characteristics of a bismuth-based erbium-doped fiber amplifier［J］. Optical Technique, 2008, 34(1): 41～47

[12] [12] Zhang Debao, Chen Baoyu, Liu Zhupin et al.. Effects of composition on spectroscopic properties of Er3+-doped Na2O-Al2O3-SiO2 glasses［J］. Chinese J. Lasers, 2005, 32(1): 110～114

[13] [13] Dai Shixun, Hu Lili, Jiang Zhonghong et al.. Study of ytterbium-doped phosphate and borate laser glasses［J］. Chinese J. Lasers, 2002, A29(1): 82～86

[14] [14] D. E. McCumber. Theory of phonon-terminated optical masers［J］. Phys. Rev., 1964, 134(2A): A199～A306

[15] [15] C. C. Ye, D. W. Hewak, M. Hempstead et al.. Spectra properties of Er3+-doped gallium lanthanum sulphide glass［J］. J. Non-Cryst. Solids, 1996, 208(1-2): 56～63

[16] [16] Y. G. Choi, K. H. Kim, B. J. Lee et al.. Emission properties of the Er3+4I11/2→4I13/2 transition in Er3+- and Er3+/Tm3+-doped Ge-Ga-As-S glasses［J］. J. Non-Cryst. Solids, 2000, 278(1-3): 137～144

[17] [17] V. K. Tikhomirov, J. Méndez-Ramos, V. D. Rodríguez et al.. Laser and gain parameters at 2.7 μm of Er3+-doped oxyfluoride transparent glass-ceramics［J］. Opt. Mater., 2006, 28(10): 1143～1146

[18] [18] S. D. Jackson, T. A. King, M. Pollnau. Modelling of high-power diode-pumped erbium 3 μm fibre lasers［J］. J. Mod. Opt., 2000, 47(11): 1987～1994

[19] [19] Y. Tian, R. R. Xu, L. Y. Zhang. Observation of 2.7 μm emission from diode-pumped Er3+/Pr3+-codoped fluorophosphate glass［J］. Opt. Lett., 2011, 36(2): 109～111

[20] [20] M. Sario De, L. Mescia, F. Prudenzano et al.. Feasibility of Er3+-doped, Ga5Ge20Sb10S65 chalcogenide microstructured optical fiber amplifiers［J］. Optics & Laser Technology, 2009, 41(1): 99～106

[21] [21] K. Kadono, T. Yazawa, S. Jiang et al.. Rate equation analysis and energy transfer of Er3+-doped Ga2S3-GeS2-La2S3 glasses［J］. J. Non-Cryst. Solids, 2003, 331(1-3): 79～90

[22] [22] V. Moizan, V. Nazabal, J. Troles et al.. Mid-infrared fiber laser application: Er3+-doped chalcogenide glasses［C］. SPIE, 2007, 6469: 64690E