[1] Rodrigo D, Limaj O, Janner D et al. Mid-infrared plasmonic biosensing with graphene[J]. Science, 349, 165-168(2015).

[2] Huang F F, Liu X Q, Ma Y Y et al. Origin of near to middle infrared luminescence and energy transfer process of Er3＋/Yb3＋co-doped fluorotellurite glasses under different excitations[J]. Scientific Reports, 5, 8233(2015).

[3] Hugi A, Villares G, Blaser S et al. Mid-infrared frequency comb based on a quantum cascade laser[J]. Nature, 492, 229-233(2012).

[4] Nie H K, Wang F F, Liu J T et al. Rare-earth ions-doped mid-infrared (2.73 μm) bulk lasers: a review[J]. Chinese Optics Letters, 19, 091407(2021).

[5] Guo C Y, Dong F L, Shen P S et al. 20 W mid infrared 2.8 μm research on all fiber laser[J]. Chinese Journal of Lasers, 48, 1416001(2021).

[6] Zuo Z, Gu C L, Peng D W et al. Broadband mid-infrared molecular spectroscopy based on passive coherent optical-optical modulated frequency combs[J]. Photonics Research, 9, 1358-1368(2021).

[7] Wang P, Huang J P, Xie S R et al. Broadband mid-infrared supercontinuum generation in dispersion-engineered As2S3-silica nanospike waveguides pumped by 2.8 μm femtosecond laser[J]. Photonics Research, 9, 630-636(2021).

[8] Petersen C R, Møller U, Kubat I et al. Mid-infrared supercontinuum covering the 1.413.3 μm molecular fingerprint region using ultra-high NA chalcogenide step-index fibre[J]. Nature Photonics, 8, 830-834(2014).

[9] Zhao Z M, Wu B, Wang X S et al. Mid-infrared supercontinuum covering 2.016 μm in a low-loss telluride single-mode fiber[J]. Laser & Photonics Reviews, 11, 1770023(2017).

[10] Wise F W. Lead salt quantum dots: the limit of strong quantum confinement[J]. Accounts of Chemical Research, 33, 773-780(2000).

[11] Wang J, Zhang W, Liu C et al. Growth of lead selenide quantum dots in silicate glasses[J]. Journal of Non-Crystalline Solids, 475, 44-47(2017).

[12] Kolobkova E, Lipatova Z, Abdrshin A et al. Luminescent properties of fluorine phosphate glasses doped with PbSe and PbS quantum dots[J]. Optical Materials, 65, 124-128(2017).

[13] Wang J, Zhang J H, Liu C et al. Germanosilicate glasses containing PbSe quantum dots for mid-infrared luminescence[J]. Journal of Non-Crystalline Solids, 431, 79-82(2016).

[14] Zhang L, Huang T H, Ning L N et al. Effects of doped material properties on the emission of quantum dot optical fiber[J]. Optical Fiber Technology, 58, 102305(2020).

[15] Cheng C, Hu N S, Cheng X Y. Experimental realization of a PbSe quantum dot doped fiber amplifier with ultra-bandwidth characteristic[J]. Optics Communications, 382, 470-476(2017).

[16] Huang X J, Fang Z J, Peng Z X et al. Formation, element-migration and broadband luminescence in quantum dot-doped glass fibers[J]. Optics Express, 25, 19691-19700(2017).

[17] Peng Z X, Huang X J, Ma Z J et al. Surface modification and fabrication of white-light-emitting Tm3＋/CdS quantum dots co-doped glass fibers[J]. Journal of the American Ceramic Society, 102, 5818-5827(2019).

[18] Huang X J, Fang Z J, Kang S L et al. Controllable fabrication of novel all solid-state PbS quantum dot-doped glass fibers with tunable broadband near-infrared emission[J]. Journal of Materials Chemistry C, 5, 7927-7934(2017).

[19] Narendrudu T, Suresh S, Ram G C et al. Spectroscopic and structural properties of Cr3＋ ions in lead niobium germanosilicate glasses[J]. Journal of Luminescence, 183, 17-25(2017).

[20] Korobatova N M, Shtenberg M V, Koroleva O N. The structure of glasses of the K2O-SiO2-GeO2 system based on Raman and IR spectroscopy data[J]. Glass Physics and Chemistry, 46, 228-233(2020).