[1] Zhong W, Zhao X Q, Wang W J et al. Study on growth behavior of fatigue crack of PD3 and U71Mn rail[J]. China Mechanical Engineering, 19, 1740-1743(2008).

[2] Zhou Q Y, Zhang Y H, Chen Z Y et al. The research and development of rail steels in China and foreign countries[J]. China Railway Science, 23, 120-126(2002).

[3] Liu Q Y, He C G, Huang Y B et al. Research and prospects of simulation experiment on wheel/rail fatigue damage[J]. Journal of Southwest Jiaotong University, 51, 282-290(2016).

[4] Zhang H, Song Y N, Wang Y N et al. Review of rail defect non-destructive testing and evaluation[J]. Chinese Journal of Scientific Instrument, 40, 11-25(2019).

[5] Li J X. Research on the application of nondestructive testing technology in boiler and pressure vessel inspection[J]. Modern Manufacturing Technology and Equipment, 59, 162-164(2023).

[6] Rajagopal S, Cox B T. Modelling laser ultrasound waveforms: the effect of varying pulse duration and material properties[J]. The Journal of the Acoustical Society of America, 149, 2040-2054(2021).

[7] Zhan Y, Xue J C, Liu C S. Numerical simulation of laser ultrasonic elastic constant measurement based on Abaqus[J]. Chinese Journal of Lasers, 42, 0508002(2015).

[8] Wang J J, Shen Z H, Xu B Q et al. Numerical simulation of laser-generated ultrasound in non-metallic material by the finite element method[J]. Optics & Laser Technology, 39, 806-813(2007).

[9] Hu P, Ai L, Qiu Z Y et al. Laser ultrasonic nondestructive testing on metal additive manufacturing components[J]. Chinese Journal of Lasers, 49, 1402803(2022).

[10] Zhou Z G, Xiang S, Wei D et al. Ultrasonic testing technologies for composites[J]. Aeronautical Manufacturing Technology, 52, 70-73(2009).

[11] Pan Y D, Qian M L, Xu W J et al. Residual stress profiling of an aluminum alloy by laser ultrasonics[J]. Acta Acustica, 29, 254-257(2004).

[12] Wang J J, Shi Y F, Lu L Z et al. Analysis of laser-generated ultrasonic force source at specimen surface and display of bulk wave in transversely isotropic plate by numerical method[J]. Applied Surface Science, 258, 1919-1923(2012).

[13] Tan H, Chen Y X, Jin Y et al. Laser ultrasonic real-time monitoring method for solidification state of butylated hydroxy lining[J]. Acta Optica Sinica, 42, 0814004(2022).

[14] Zhou X T, Huang X Y, Hou D S. Laser-ultrasonic visualization-based detection of pipeline internal defects[J]. Laser & Optoelectronics Progress, 58, 1707001(2021).

[15] Jiang W, Sun K H. Measurement of local elastic modulus of thin plates using lamb wave dual-modal resonance motivated by laser ultrasound[J]. Chinese Journal of Lasers, 50, 1304004(2023).

[16] Sui H, Gao X R, Luo L et al. Finite element simulation and experiment on interaction of surface waves excited by laser point or line source with rail defects[J]. Laser & Optoelectronics Progress, 56, 081201(2019).

[17] Wooh S C, Wang J. Laser ultrasonic detection of rail defects[C], 615, 1819-1826(2002).

[18] Li J, Ni C Y, Zhang H C et al. Detection of micro-crack by ultrasonic approach of one-sided pitch-catch method based on laser assisted heating[J]. Chinese Journal of Lasers, 40, 0408008(2013).

[19] Ni C Y, Dong L M, Shen Z H et al. The experimental study of fatigue crack detection using scanning laser point source technique[J]. Optics & Laser Technology, 43, 1391-1397(2011).

[20] Tang Y H, Zuo O Y, Wu M P. Research on laser ultrasonic crack depth quantitative detection[J]. Applied Laser, 40, 1144-1152(2020).

[21] Deng J, Liu Y H, Li H Y et al. Total optical detection technology for quantitative detection of oblique crack[J]. China Measurement & Test, 48, 90-98(2022).

[22] Liu X K, Yang S X, Liu Y Q. Numerical study for Surface-breaking crack detection on a cylinder using Laser-generated ultrasound[C], 797-802(2018).

[23] Guo H L, Zheng B, Liu H. Numerical simulation and experimental research on interaction of micro-defects and laser ultrasonic signal[J]. Optics & Laser Technology, 96, 58-64(2017).

[24] Arias I, Achenbach J D. Thermoelastic generation of ultrasound by line-focused laser irradiation[J]. International Journal of Solids and Structures, 40, 6917-6935(2003).

[25] Shen Z H, Xu B Q, Ni X W et al. Theoretical study on line source laser-induced surface acoustic waves in two-layer structure in ablative regime[J]. Optics & Laser Technology, 36, 139-143(2004).

[26] Zhang P H, Zhao Y, Li P et al. Research progress in ultrasonic imaging detection technology[J]. Laser & Optoelectronics Progress, 59, 0200003(2022).

[27] Tian X X, Zhao J Y, Lu B H et al. Laser ultrasonic quantitative detection of buried depth for internal defects in additive manufacturing parts[J]. China Mechanical Engineering, 33, 952-959(2022).

[28] Song C, Zheng B, Guo H L et al. Laser ultrasonic treatment based on wavelet packet energy change rate[J]. China Measurement & Test, 43, 12-16(2017).

[29] Che H K, Xiang Z Q, Cheng Y D. Time frequency neighborhood adaptive de-noise method of ultrasonic inspection signals[J]. Journal of Mechanical Engineering, 43, 226-231(2007).

[30] Xu R. Quantitive timing strategy based on relationship of price and volume after wavelet packet noise reduction[D](2018).

[31] Wen Y K, Chen L, Fu Y Q. A fast recognition method of buzzer based on wavelet denoising[J]. China Measurement & Test, 48, 12-17, 34(2022).