[1] Yamada M, Mori A, Kobayashi K, et al. Gain-flattened tellurite-based EDFA with a flat amplification bandwidth of 76nm [J]. IEEE Photon. Techno. Lett., 1998, 10(9): 1244-1246.
[2] Ohishi Y, Mori A, Yamada M, et al. Gain characteristics of tellurite-based erbium-doped fiber amplifiers for 1.5μm broadband amplification [J]. Opt. Lett., 1998, 23(4): 274-276.
[3] Mori A, Sakamoto T, Kobayashi K, et al. 1.58μm broad-band erbium-doped tellurite fiber amplifier [J]. Journal of Lightwave Technology, 2002, 20(5): 794-799.
[4] Lopez-Barbero A P, Arellano-Espinoza W A, Fregnito H L, et al. Tellurite-based optical fiber amplifier analysis using the finite-element method [J]. Microwave and Optical Technology Letters, 2000, 25(2): 103-107.
[6] Giles C R, Desurvire E. Modeling erbium-doped fiber amplifiers [J]. IEEE Journal of Lightwave Technology,1991, 9(2): 271-283.
[7] Wang J S, Vogel E M, Snitzer E. Tellurite glass:a new candidate for fiber devices [J]. Opt. Matt., 1994, 3: 187-203.