[1] Cheng Naijun, Li Weifan, Qi Feng. Progress of mid-infrared laser[J]. Laser & Optoelectronics Progress, 60, 1700006(2023).
[2] Vitiello M S, Scalari G, Williams B, et al. Quantum cascade lasers: 20 years of challenges[J]. Optics Express, 23, 5167-5182(2015).
[3] Quan C, Sun D L, Zhang H L, et al. 13-W and 1000-Hz of a 2.7-μm laser on the 968 nm LD side-pumped Er: YAP crystal with concave end-faces[J]. Optics Express, 29, 21655-21663(2021).
[4] Chen T T, Li J, Yuan J L, et al. 3μm Watt-level all-fiber lasers based on mid-IR dielectric-coated fiber mirrors[J]. Journal of Lightwave Technology, 41, 249-254(2023).
[5] Ma Lianying, Zhou Songqing, Huang Chao, . Purifying technology for non-chain discharge-pumped HF laser media at high frequency[J]. High Power Laser and Particle Beams, 30, 051003(2018).
[6] Guo Jianzeng, Wang Jie, Zhao Haitao, . Output spectrum of continuous wave hydrogen fluoride laser[J]. Laser & Optoelectronics Progress, 55, 021404(2018).
[7] Fried W A, Chan K H, Darling C L, et al. Use of a DPSS Er: YAG laser for the selective removal of composite from tooth surfaces[J]. Biomedical Optics Express, 9, 5026-5036(2018).
[8] Borri S, Insero G, Santambrogio G, et al. High-precision molecular spectroscopy in the mid-infrared using quantum cascade lasers[J]. Applied Physics B, 125, 18(2019).
[9] Walsh B M, Lee H R, Barnes N P. Mid infrared lasers for remote sensing applications[J]. Journal of Luminescence, 169, 400-405(2016).
[10] Xu Xiaojun. Retrospect and prospect on 60-year development of high energy laser[J]. High Power Laser and Particle Beams, 32, 011007(2020).
[11] Li Ding, Xiong Shengming. Mid-infrared properties of oxide coatings prepared by ion beam sputtering deposition[J]. Chinese Journal of Lasers, 42, 0107002(2015).
[12] Rudisill J E, Lohneiss W H, Jeffers W Q. Ultralow absption coatings f infrared cw lasers[C]. Proceedings of the SPIE 2253, Optical Interference Coatings. 1994: 802808.
[13] Gordon I E, Rothman L S, Hargreaves R J, et al. The HITRAN2020 molecular spectroscopic database[J]. Journal of Quantitative Spectroscopy and Radiative Transfer, 277, 107949(2022).
[14] Zeng T T, Zhu M P, Chai Y J, et al. Effects of water adsorption on properties of electron-beam HfO2/SiO2 high-reflection coatings[J]. Thin Solid Films, 697, 137826(2020).
[15] Dekkers H F W, Gallo A, Van Elshocht S. Infrared molar absorption coefficient of H2O stretching modes in SiO2[J]. Thin Solid Films, 542, 8-13(2013).
[16] Li Bincheng, Gong Yuan. Review of cavity ring-down techniques for high reflectivity measurements[J]. Laser & Optoelectronics Progress, 47, 021203(2010).
[17] Gao Lifeng, Xiong Shengming, Li Bincheng, . Analysis of reflectivity measurement by cavity ring-down spectroscopy[J]. High Power Laser and Particle Beams, 17, 335-338(2005).
[18] ISO 13142: 2015, Optics photonics – lasers laserrelated equipment – cavity ringdown method f highreflectance hightransmittance measurement[S
[19] Xiao Shilei, Li Bincheng, Wang Jing. Precise measurements of super-high reflectance with cavity ring-down technique[J]. Metrologia, 57, 055002(2020).
[20] Cui Hao, Li Bincheng, Han Yanling, et al. Extinction measurement with open-path cavity ring-down technique of variable cavity length[J]. Optics Express, 24, 13343-13350(2016).
[21] Winkler G, Perner L W, Truong G W, et al. Mid-infrared interference coatings with excess optical loss below 10 ppm[J]. Optica, 8, 686-696(2021).