References
- Tsuda, H., Lee, J.R., Guan, Y., Takatsubo, J. (2007). Investigation of fatigue crack in stainless steel using a mobile fiber Bragg grating ultrasonic sensor. Optical Fiber Technology, 13 (3), 209-214. https://doi.org/10.1016/j.yofte.2006.12.003
- Takeda, N., Okabe, Y., Kuwahara, J. (2005). Development of smart composite structures with small-diameter fiber Bragg grating sensors for damage detection: Quantitative evaluation of delamination length in CFRP laminates using lamb wave sensing. Composites Science and Technology, 65 (15-16), 2575-2587. https://doi.org/10.1016/j.compscitech.2005.07.014
- Lam, P.M., Lau, K.T., Ling, H.Y., Su, Z., Tam, H.Y. (2009). Acousto-ultrasonic sensing for delaminated GFRP composites using an embedded FBG sensor. Optics & Lasers in Engineering, 47 (10), 1049-1055. https://doi.org/10.1016/j.optlaseng.2009.01.010
- Frieden, J., Cugnoni, J., Botsis, J., Gmuer, T. (2012). Low energy impact damage monitoring of composites using dynamic strain signals from FBG sensors – part І: Impact detection and localization. Composite Structures, 94 (2), 438-445. https://doi.org/10.1016/j.compstruct.2011.08.003
- Gomez, J., Jorge, I., Durana, G., Arrue, J., Zubia, J., Aranguren, G., Montero, A., Lopez, I. (2013). Proof of concept of impact detection in composites using fiber Bragg grating arrays. Sensors, 13 (9), 11998-12011. https://doi.org/10.3390/s130911998
- Wu, Q., Okabe, Y. (2012). High-sensitivity ultrasonic phase-shifted fiber Bragg grating balanced sensing system. Optics Express, 20 (27), 28353-28362. https://doi.org/10.1364/OE.20.028353
- Wu, Q., Okabe, Y., Saito, K., Yu, F. (2014). Sensitivity distribution properties of a phase-shifted fiber Bragg grating sensor to ultrasonic waves. Sensors, 14 (1), 1094-1105. https://doi.org/10.3390/s140101094
- Wu, Q., Okabe, Y. (2014). Novel real time acousto ultrasonic sensors using two phase-shifted fiber Bragg gratings. Journal of Intelligent Material Systems and Structures, 25 (5), 640-646. https://doi.org/10.1177/1045389X13483028
- Yu, F., Wu, Q., Okabe, Y., Kobayashi, S., Saito, K. (2016). The identification of damage types in carbon fiber reinforced plastic cross-ply laminates using a novel fiber-optic acoustic emission sensor. Structural Health Monitoring, 15 (1), 93-103. https://doi.org/10.1177/1475921715624503
- Yu, F.M., Okabe, Y., Wu, Q., Shigeta, N. (2016). A novel method of identifying damage types in carbon fiber-reinforced plastic cross-ply laminates based on acoustic emission detection using a fiber-optic sensor. Composites Science & Technology, 135, 116-122. https://doi.org/10.1016/j.compscitech.2016.09.017
- Fink, T., Qi, Z., Ahrens, W., Ming, H. (2012). Study of π-phase-shifted, Fiber Bragg gratings for ultrasonic detection. In Fiber Optic Sensors and Applications IX. SPIE Vol. 8370. https://doi.org/10.1117/12.920810
- Rosenthal, A., Razansky, D., Ntziachristos, V. (2011). High-sensitivity compact ultrasonic detector based on a pi-phase-shifted fiber Bragg grating. Optics Letters, 36 (10), 1833-1835. https://doi.org/10.1364/OL.36.001833
- Liu, T., Han, M. (2012). Analysis of π-phase-shifted fiber Bragg gratings for ultrasonic detection. IEEE Sensors Journal, 12 (7), 2368-2373. https://doi.org/10.1109/JSEN.2012.2189383
- Guo, J., Xue, S., Zhao, Q., Yang, C. (2014). Ultrasonic imaging of seismic physical models using a phase-shifted fiber Bragg grating. Optics Express, 22 (16), 19573-19580. https://doi.org/10.1364/OE.22.019573
- Zhang, F.Y., Jiang, M.S., Sui, Q.M., Lü, S.S., Jia, S. (2017). Acoustic emission localization technique based on fiber Bragg grating sensing network and signal feature reconstruction. Acta Physica Sinica, 66 (7), 074210. https://doi.org/10.7498/aps.66.074210
- Sante, R.D., Bastianini, F. (2015). Temperature-compensated fibre Bragg grating ‐based sensor with variable sensitivity. Optics & Lasers in Engineering, 75, 5-9. https://doi.org/10.1016/j.optlaseng.2015.06.002
- Zhu, Y., Hu, L., Liu, Z., Han, M. (2019). Ultrasensitive ultrasound detection using an intracavity phase-shifted fiber Bragg grating in a self-injection-locked diode laser. Optics Letters, 44 (22), 5525-5528. https://doi.org/10.1364/OL.44.005525
- Xu, Y., Zhang, L, Gao, S., Lu, P., Mihailov, S., Bao, X. (2017). Highly sensitive fiber random grating-based random laser sensor for ultrasound detection. Optics Letters, 42 (7), 1353-1356. https://doi.org/10.1364/OL.42.001353
- Lee, J.R., Tsuda, H., Toyama, N. (2007). Impact wave and damage detections using a strain-free fiber Bragg grating ultrasonic receiver. NDT&E International, 40 (1), 85-93. https://doi.org/10.1016/j.ndteint.2006.07.001
- Dwivedi, K.M., Trivedi, G., Khijwania, S.K., Osuch, T. (2020). Design and numerical analysis of a highly sensitive ultrasonic acoustic sensor based on π-phase-shifted fiber Bragg grating and fiber Mach-zehnder interferometer interrogation. Metrology and Measurement Systems (Metrologia i Systemy Pomiarowe), 27 (2), 289-300. https://doi.org/10.24425/mms.2020.132775
- Liu, T., Han, M. (2012). Analysis of π-phase-shifted fiber Bragg gratings for ultrasonic detection. IEEE Sensors Journal, 12 (7), 2368-2373. https://doi.org/10.1109/JSEN.2012.2189383
- Zhai, H.Z., Wu, Q., Xiong, K., Wang, R. (2019). π-phase-shifted fiber Bragg grating for strain measurement with high spatial resolution. IEEE Photonics Technology Letters, 31 (16), 1335-1338. https://doi.org/10.1109/LPT.2019.2926849
- Jiao, J.P., Drinkwater, B.W., Neild, S.A., Wilcox, P.D. (2009). Low-frequency vibration modulation of guided waves to image nonlinear scatterers for structural health monitoring. Smart Materials & Structures, 18 (6), 065006. https://doi.org/10.1088/0964-1726/18/6/065006
- Wang, X., Tse, P.W., Mechefske, C.K., Hua, M. (2010). Experimental investigation of reflection in guided wave-based inspection for characterization of pipeline defects. NDT&E International, 43 (4), 365-374. https://doi.org/10.1016/J.NDTEINT.2010.01.002
- Zhu P., Yan H. (2022). Damage identification of flexible PVC substrate based on wavelet decomposition and limit learning machine. Journal of Vibration and Shock, 13, 220-227. https://doi.org/10.13465/j.cnki.jvs.2022.13.028
- Liu, X., Jiang, Z., Yan, Z. (2012). Improvement of accuracy in damage localization using frequency slice wavelet transform. Shock and Vibration, 19 (4), 585-596. https://doi.org/10.3233/SAV-2011-0652
- Lemistre, M., Balageas, D. (2001). Structure health monitoring system based on diffracted Lamb wave analysis by multiresolution processing. Smart Materials and Structures, 10 (3), 504-511. https://doi.org/10.1088/0964-1726/10/3/312
- Tang, X., Li, Q. (2016). Time Frequency Analysis and Wavelet Transform (2nd Ed.). China Science Press, ISBN 9787030475428.