[1] [1] Geng J, Wang Q, Jiang S. 2 μm fiber laser sources their applications[C] Proc of SPIE, 2011, 8164: 816409.

[2] [2] Wang P, Wang X, Guo H, et al. Infrared Fluide Chalcogenide Glasses Fibers[M]. Berlin: Springer, 2022.

[3] B Walsh, H Lee, N Barnes. Mid infrared lasers for remote sensing applications. Journal of Luminescence, 169, 400-405(2016).

[4] R Waynant, I Ilev, I Gannot. Mid-infrared laser applications in medicine and biology. Philosophical Transactions of the Royal Society of London Series A-Mathematical Physical and Engineering Sciences, 359, 635-644(2001).

[5] D Pang, Y Li, Q Wang. Dynamics of mid-infrared femtosecond laser resonant ablation. Applied Physics a-Materials Science & Processing, 115, 1181-1185(2014).

[6] S Jackson. Towards high-power mid-infrared emission from a fibre laser. Nature Photonics, 6, 423-431(2012).

[7] [7] Ohsawa K, Shibata T, Nakamura K, et al. Fluozirconate glasses f infrared transmitting optical fibers [C]Proceedings of the 7th European Conference on Optical Communication (ECOC), 1981.

[8] X Gu, Y Li, C Yang, et al. Research on Er³⁺: ZBLAN fiber laser based on composite F-P cavity. Optoelectronics Letters, 16, 176-180(2020).

[9] S Jackson. Single-transverse-mode 2.5 W holmium-doped fluoride fiber laser operating at 2.86 μm. Optics Letters, 29, 334-336(2004).

[10] Z Qin, G Xie, J Ma, et al. Mid-infrared Er: ZBLAN fiber laser reaching 3.68 μm wavelength. Chinese Optics Letters, 15, 111402(2017).

[11] J Schneider, C Carbonnier, U Unrau. Characterization of a Ho³⁺-doped fluoride fiber laser with a 3.9 μm emission wavelength. Applied Optics, 36, 8595(1997).

[12] J Videau, B Dubois. Indium fluoride glasses. Mechanics-Physics, Chemistry, Sciences of the Universe, Earth Sciences, 297, 483-485(1983).

[13] L Wetenkamp, T Westendorf, G West, et al. The effect of small composition changes on the refractive index and material dispersion in zblan heavy-metal fluoride glass. Materials Science Forum, 32-33, 471-476(1991).

[14] Y Messaddeq, M Poulain. Stabilizing effect of indium in divalent fluoride glasses. Materials Science Forum, 67-68, 161-168(1991).

[15] G Maze, M Poulain, J Carre, et al. Fluorinated glasses. Journal of Fluorine Chemistry, 78, 206-207(1996).

[16] A Soufiane, Y Messaddeq, M Poulain, et al. Stabilization of fluoroindate glasses by magnesium fluoride. Journal of Non-Crystalline Solids, 213-214, 85-89(1997).

[17] A Boutarfaia, M Poulain, M Poulain, et al. Fluoroindate glasses based on the InF₃–BaF₂–YF₃ system. Journal of Non-Crystalline Solids, 213-214, 36-39(1997).

[18] G Zhang, M Poulain. Influence of rare-earth ions on fluorogallate glass formation and properties. Journal of Alloys and Compounds, 275-277, 15-20(1998).

[19] A Bouaggad, G Fonteneau, J Lucas. New zirconium free multicomponent fluoride glasses. Materials Research Bulletin, 22, 685-689(1987).

[20] A Greer. Confusion by design. Nature, 366, 303-304(1993).

[21] M Poulain. Trivalent fluoride glasses. Materials Science Forum, 32-33, 137-141(1988).

[22] J Videau, J Dance, J Portier, et al. Etude de verres à base de InF₃. Revue de Chimie Minérale, 23, 789-795(1986).

[23] D Dong, Z Bo, J Zhu, et al. Study of properties of InF₃-based glasses containing different valent fluorides. Journal of Non-Crystalline Solids, 204, 260-264(1996).

[24] A. W. H Cooper. Zachariasen - the melody lingers on. Journal of Non-Crystalline Solids, 49, 1-17(1982).

[25] V Mastelaro, S Ribeiro, Y Messaddeo, et al. EXAFS and Raman spectroscopy study of binary indium fluoride glasses. Journal of Materials Science, 31, 3441-3446(1996).

[26] J Zhu, Z Li, T Liu, et al. EXAFS study of 20 GaF₃–15 InF₃–20 CdF₂–15 ZnF₂–20 PbF₂–10 SnF₂ glass. Journal of Non-Crystalline Solids, 354, 1182-1184(2008).

[27] S Bakhvalov, E Petrova, A Livshits, et al. IR and NMR studies of the structure of glasses based on gallium and indium trifluorides. Journal of Structural Chemistry, 39, 651-659(1998).

[28] L Zhang, F Guan, L Zhang, et al. Next generation mid-infrared fiber: fluoroindate glass fiber. Optical Materials Express, 12, 1683-1707(2022).

[29] L Ignatieva, N Surovtsev, E Merkulov, et al. InF₃-based bismuth-containing glasses. Russian Journal of Inorganic Chemistry, 57, 139-145(2012).

[30] L Zhang, Y Jiang, Z Wang, et al. Performance and structure evolution of fluoindinate glass at high temperatures. Journal of the American Ceramic Society, 105, 2001-2009(2022).

[31] R Almeida, J Pereira, Y Messaddeq, et al. Vibrational spectra and structure of fluoroindate glasses. Journal of Non-Crystalline Solids, 161, 105-108(1993).

[32] L Gomes, V Fortin, M Bernier, et al. The basic spectroscopic parameters of Ho³⁺-doped fluoroindate glass for emission at 3.9 μm. Optical Materials, 60, 618-626(2016).

[33] R Wang, H Zhao, M Zhang, et al. Enhancement mechanisms of Tm³⁺ codoping on 2  μm emission in Ho³⁺ doped fluoroindate glasses under 888 nm laser excitation. Ceramics International, 46, 6973-6977(2020).

[34] Z Zhang, R Wang, M Liu, et al. Enhanced 3.9  µm emission from diode pumped Ho³⁺/Eu³⁺ codoped fluoroindate glasses. Optics Letters, 46, 2031-2034(2021).

[35] Z Zhang, Z Cheng, R Wang, et al. Deactivation effects of Tb³⁺ on Ho³⁺ emission in fluoroindate glasses for 3.9 μm laser applications. Ceramics International, 49, 12772-12778(2022).

[36] R Wang, J Zhang, H Zhao, et al. 3.9 μm emission and energy transfer in ultra-low OH⁻, Ho³⁺/Nd³⁺ co-doped fluoroindate glasses. Journal of Luminescence, 225, 117363(2020).

[37] P Wang, J Zhang, J Zhang, et al. 3.5 μm emission in Er³⁺ doped fluoroindate glasses under 635 nm laser excitation. Journal of Luminescence, 237, 118200(2021).

[38] H He, Z Jia, T Wang, et al. Intense emission at ~3.3  µm from Er³⁺-doped fluoroindate glass fiber. Optics Letters, 46, 1057-1060(2021).

[39] H He, Z Jia, Y Ohishi, et al. Efficient ~4  µm emission from Pr³⁺/Yb³⁺ co-doped fluoroindate glass. Optics Letters, 46, 5607-5610(2021).

[40] M Majewski, R Woodward, J-Y Carreé, et al. Emission beyond 4  μm and mid-infrared lasing in a dysprosium-doped indium fluoride (InF₃) fiber. Optics Letters, 43, 1926-1929(2018).

[41] Zhixuan Yu, Jiawen Ji, Gong Wang. Preliminary study on mechanism and feasibility of manufacturing ultra-low loss optical fiber in space. Laser & Optoelectronics Progress, 59, 1516018(2022).

[42] Y Nishida, T Kanamori, T Sakamoto, et al. Development of PbF₂–GaF₃–InF₃–ZnF₂–YF₃–LaF₃ glass for use as a 1.3 μm Pr³⁺-doped fiber amplifier host. Journal of Non-Crystalline Solids, 221, 238-244(1997).

[43] D Lancaster, S Gross, H Ebendorff, et al. Efficient 2.9 μm fluorozirconate glass waveguide chip laser. Optics Letters, 38, 2588-2591(2013).

[44] S Jia, Z Jia, C Yao, et al. 2875 nm lasing from Ho³⁺-doped fluoroindate glass fibers. IEEE Photonics Technology Letters, 30, 323-326(2018).

[45] F Maes, V Fortin, S Poulain, et al. Room-temperature fiber laser at 3.92 μm. Optica, 5, 761-764(2018).