[1] Keller U. Recent developments in compact ultrafast lasers[J]. Nature, 424, 831-838(2003).

[2] Evans C L, Xie X S. Coherent anti-Stokes Raman scattering microscopy: chemical imaging for biology and medicine[J]. Annual Review of Analytical Chemistry, 1, 883-909(2008).

[3] Muñoz-Marco H, Abreu-Afonso J, Sardiello G et al. Theoretical and experimental comprehensive study of GHz-range passively mode-locked fiber lasers[J]. Applied Optics, 59, 6817-6827(2020).

[4] Dong Z K, Song Y R. Research progress of mode-locked fiber lasers based on saturable absorbers[J]. Chinese Journal of Lasers, 48, 0501006(2021).

[5] Zhou F, Zhou X F, Xin L Y et al. A tunable multi-wavelength mode-locked fiber laser based on NPR effect[J]. Journal of Optoelectronics·Laser, 32, 919-926(2021).

[6] Gomes L A, Orsila L, Jouhti T et al. Picosecond SESAM-based ytterbium mode-locked fiber lasers[J]. IEEE Journal of Selected Topics in Quantum Electronics, 10, 129-136(2004).

[7] Li Y, Quan M R, Tian J J et al. Tunable multiwavelength erbium-doped fiber laser based on nonlinear optical loop mirror and birefringence fiber filter[J]. Applied Physics B, 119, 363-370(2015).

[8] Fu B, Li J, Cao Z et al. Bound states of solitons in a harmonic graphene-mode-locked fiber laser[J]. Photonics Research, 7, 116-120(2019).

[9] Song Q Y, Chen G X, Tan X L et al. Multi-wavelength passively mode-locked laser based on single-walled carbon nanotube[J]. Chinese Journal of Lasers, 41, 0102002(2014).

[10] Xu W X, Guo P L, Li X H et al. Sheet-structured bismuthene for near-infrared dual-wavelength harmonic mode-locking[J]. Nanotechnology, 31, 225209(2020).

[11] Guo J J, Ding Y H, Xiao X S et al. Multiplexed static FBG strain sensors by dual-comb spectroscopy with a free running fiber laser[J]. Optics Express, 26, 16147-16154(2018).

[12] Li X H, Wang Y G, Wang Y S et al. Wavelength-switchable and wavelength-tunable all-normal-dispersion mode-locked Yb-doped fiber laser based on single-walled carbon nanotube wall paper absorber[J]. IEEE Photonics Journal, 4, 234-241(2012).

[13] Talaverano L, Abad S, Jarabo S et al. Multiwavelength fiber laser sources with Bragg-grating sensor multiplexing capability[J]. Journal of Lightwave Technology, 19, 553-558(2001).

[14] Zhang A L, Liu H L, Demokan M S et al. Stable and broad bandwidth multiwavelength fiber ring laser incorporating a highly nonlinear photonic crystal fiber[J]. IEEE Photonics Technology Letters, 17, 2535-2537(2005).

[15] Liao R Y, Song Y J, Liu W et al. Dual-comb spectroscopy with a single free-running thulium-doped fiber laser[J]. Optics Express, 26, 11046-11054(2018).

[16] Yang C X, Zhao K J, Cao B et al. Recent progress of single-cavity dual-comb mode-locked fiber lasers and their applications[J]. Chinese Journal of Lasers, 48, 1501001(2021).

[17] Yin G L, Wang X Z, Bao X Y. Effect of beam waists on performance of the tunable fiber laser based on in-line two-taper Mach-Zehnder interferometer filter[J]. Applied Optics, 50, 5714-5720(2011).

[18] Litago I A, Leandro D, Quintela M Á et al. Tunable SESAM-based mode-locked soliton fiber laser in linear cavity by axial-strain applied to an FBG[J]. Journal of Lightwave Technology, 35, 5003-5009(2017).

[19] Liu X M, Han D D, Sun Z P et al. Versatile multi-wavelength ultrafast fiber laser mode-locked by carbon nanotubes[J]. Scientific Reports, 3, 2718(2013).

[20] Han D D, Zhang J Y, Gao Q et al. Switchable multi-wavelength passively mode-locked all-fiber lasers[J]. Acta Optica Sinica, 41, 0506002(2021).

[21] Sun Z P, Popa D, Hasan T et al. A stable, wideband tunable, near transform-limited, graphene-mode-locked, ultrafast laser[J]. Nano Research, 3, 653-660(2010).

[22] You G H, Peng W J, Zou H. Research progress of frequency-swept fiber lasers based on optical filter[J]. Laser & Optoelectronics Progress, 58, 0100006(2021).

[23] Ozeki Y, Tashiro D. Fast wavelength-tunable picosecond pulses from a passively mode-locked Er fiber laser using a galvanometer-driven intracavity filter[J]. Optics Express, 23, 15186-15194(2015).

[24] Huang S S, Wang Y G, Yan P G et al. Tunable and switchable multi-wavelength dissipative soliton generation in a graphene oxide mode-locked Yb-doped fiber laser[J]. Optics Express, 22, 11417-11426(2014).

[25] Zhang H, Tang D Y, Wu X et al. Multi-wavelength dissipative soliton operation of an erbium-doped fiber laser[J]. Optics Express, 17, 12692-12697(2009).

[26] Martinez A, Fuse K, Xu B et al. Optical deposition of graphene and carbon nanotubes in a fiber ferrule for passive mode-locked lasing[J]. Optics Express, 18, 23054-23061(2010).

[27] Fu B, Zhang C H, Wang P et al. Nonlinear optical properties of Ag nanoplates plasmon resonance and applications in ultrafast photonics[J]. Journal of Lightwave Technology, 39, 2084-2090(2021).

[28] Garmire E. Resonant optical nonlinearities in semiconductors[J]. IEEE Journal of Selected Topics in Quantum Electronics, 6, 1094-1110(2000).