[1] Zhao X D, Baudisch M, Beutler M et al. Tunable picosecond optical parametric amplifier pumped by 1 ps pulses at 1 µm for coherent anti-Stokes Raman scattering[J]. Optics Express, 30, 33850-33859(2022).

[2] Yang K W, Wu J M, Ao J P et al. Generation of broadband parabolic pulses based on a pre-chirper free, core-pumped nonlinear fiber amplifier for coherent anti-Stokes Raman imaging[J]. Optics Express, 30, 7636-7646(2022).

[3] Hauschwitz P, Stoklasa B, Kuchařík J et al. Micromachining of invar with 784 beams using 1.3 ps laser source at 515 nm[J]. Materials, 13, 2962(2020).

[4] Kudryashov S I, Smirnov N A, Gakovic B et al. Dependence of the two-photon absorption coefficient of steel on the pulse duration during its ablation by femto- and picosecond laser pulses[J]. JETP Letters, 110, 107-110(2019).

[5] Zhou Y H, Zhang J, Feng A X et al. Damage law and mechanism of bronze-based diamond grinding wheel sharpening with picosecond green laser[J]. Chinese Journal of Lasers, 48, 0602116(2021).

[6] Fu Y, Wang H F, Shi R Y et al. Characterization of photodamage in coherent anti-Stokes Raman scattering microscopy[J]. Optics Express, 14, 3942-3951(2006).

[7] Yang Z J, Hao Q, Tang C et al. Picosecond pulse and high efficiency frequency doubling based on all-polarization-maintaining Er-doped fibers[J]. Chinese Journal of Lasers, 48, 1315003(2021).

[8] Guo W, Chen H X, Zhang X B et al. Broadband second-harmonic generation in a tapered PPLN waveguide[J]. Optoelectronics Letters, 16, 252-255(2020).

[9] Wu J R, Lü Z Q, Lu X et al. Characteristics of second harmonic generation in erbium doped femtosecond fiber lasers based on quasi phase matching[J]. Chinese Journal of Lasers, 45, 0701001(2018).

[10] Su M Q, You Y, Quan Z et al. 610-W continuous-wave single-mode green laser output based on highly efficient single-pass frequency doubling[J]. Chinese Journal of Lasers, 48, 1315002(2021).

[11] Wei L J, Cao J, Zhang Q M et al. Frequency doubling of fiber laser based on narrow linewidth grating[J]. Laser & Optoelectronics Progress, 58, 1914010(2021).

[12] Galutskiy V V, Stroganova E V, Shmargilov S A et al. Frequency conversion in compositionally graded PPLN crystals[J]. Quantum Electronics, 44, 30-33(2014).

[13] Kang Y, Yang S H, Brunel M et al. Second-harmonic generation of a dual-frequency laser in a MgO∶PPLN crystal[J]. Applied Optics, 56, 2968-2972(2017).

[14] He C J, Yu H J, Zhang J Y et al. High efficiency single-pass SHG of low power CWML and QML laser in an MgO∶PPLN[J]. Optics & Laser Technology, 106, 197-201(2018).

[15] Sundar S, Prabhakar A. Frequency doubling in three laser regimes using nonlinear polarization rotation laser[J]. Proceedings of SPIE, 11981, 1198117(2022).

[16] Yu B H, Hao Q, Tang C et al. Femtosecond green light generation using a MgO-doped periodically poled lithium niobate crystal pumped by a Yb-doped fiber laser[J]. Applied Sciences, 12, 1391(2022).