Lebrun B, Jayet Y, Baboux J-C. Pulsed eddy current signal analysis: application to the experimental detection and characterization of deep flaws in highly conductive materials. NDT E Int., 1997, 30(3): 163–170.
Michniakova M, Janousek L. The impact of various waveform shapes on the response signal in pulsed eddy current NDE. ELEKTRO 2012, 2012: 439–442.
Li J, Wu X, Zhang Q, et al. Pulsed eddy current testing of ferromagnetic specimen based on variable pulse width excitation. NDT E Int., 2015, 69: 28–34.
Li Y, Yan B, Li D, et al. Pulse-modulation eddy current inspection of subsurface corrosion in conductive structures. NDT E Int., 2016, 79: 142–149.
Abidin I Z, Mandache C, Tian G Y, et al. Pulsed eddy current testing with variable duty cycle on rivet joints. NDT E Int., 2009, 42(7): 599–605.
Dolabdjian C P, Perez L, De Haan V O, et al. Performance of magnetic pulsed-eddy-current system using high dynamic and high linearity improved giant magnetoresistance magnetometer. IEEE Sensors Journal, 2006, 6(6): 1511–1517.
Li J, Wu X, Zhang Q, et al. Measurement of lift-off using the relative variation of magnetic flux in pulsed eddy current testing. NDT E Int., 2015, 75: 57–64.
Huang C, Wu X. An improved ferromagnetic material pulsed eddy current testing signal processing method based on numerical cumulative integration. NDT E Int., 2015, 69: 35–39.
Blitz J. Eddy current testing of metails. NDT E Int., 1997, 30(1): 41.
Desjardins D, Krause T W, Clapham L. Transient eddy current method for the characterization of magnetic permeability and conductivity. NDT E Int., 2016, 80: 65–70.
Desjardins D R, Krause T W, Clapham L. Transient response of a driver coil in transient eddy current testing. NDT E Int., 2015, 73: 8–14.
Vasic D, Bilas V, Ambrus D. Pulsed eddy-current nondestructive testing of ferromagnetic tubes. IEEE Transactions on Instrumentation and Measurement, 2004, 53(4): 1289–1294.
Park D G, Angani C S, Cheong Y M. Differential pulsed eddy current probe to detect the sub surface cracks in a stainless steel pipe. 18th World Conference on Nondestructive Testing, 2012.
Horan P, Underhill P R, Krause T W. Pulsed eddy current detection of cracks in F/A-18 inner wing spar without wing skin removal using Modified Principal Component Analysis. NDT E Int., 2013, 55: 21–27.
He Y, Luo F, Pan M, et al. Pulsed eddy current technique for defect detection in aircraft riveted structures. NDT E Int., 2010, 43(2): 176–181.
Abrantes R F, Rosado L S, Piedade M, et al. Pulsed eddy currents testing using a planar matrix probe. Measurement, 2016, 77: 351–361.
Southwest Research Institute. Southwest Research Institute 2004 Annual Report, 2004.
Yang G, Tamburrino A, Udpa L, et al. Pulsed eddy-current based giant magnetoresistive system for the Inspection of aircraft structures. IEEE Transactions on Magnetics, 2010, 46(3): 910–917.
He Y, Pan M, Luo F, et al. Pulsed eddy current imaging and frequency spectrum analysis for hidden defect nondestructive testing and evaluation. NDT E Int., 2011, 44(4): 344–352.
He Y, Luo F, Pan M, et al. Defect classification based on rectangular pulsed eddy current sensor in different directions. Sensors Actuators A Phys., 2010, 157(1): 26–31.
Arjun V, Sasi B, Rao B P C, et al. Optimisation of pulsed eddy current probe for detection of sub-surface defects in stainless steel plates. Sensors Actuators A Phys., 2015, 226: 69–75.
Zhou D, Wang J, He Y, et al. Influence of metallic shields on pulsed eddy current sensor for ferromagnetic materials defect detection. Sensors Actuators A Phys., 2016, 248: 162–172.
Fan M, Cao B, Sunny A I, et al. Pulsed eddy current thickness measurement using phase features immune to liftoff effect. NDT E Int., 2017, 86: 123–131.
Tumanski S. Induction coil sensors—a review. Meas. Sci. Technol., 2007, 18(3): R31–R46.
Ripka P, Janosek M. Advances in magnetic field sensors. IEEE Sensors Journal, 2010, 10(6): 1108–1116.
Herrera-May A L, Aguilera-Cortés L A, García-Ramírez P J, et al. Resonant magnetic field sensors based on MEMS technology. Sensors, 2009, 9(10): 7785.
Li Y, Tian G Y, Simm A. Fast analytical modelling for pulsed eddy current evaluation. NDT E Int., 2008, 41(6): 477–483.
Kim J, Yang G, Udpa L, et al. Classification of pulsed eddy current GMR data on aircraft structures,” NDT E Int., 2010, 43(2): 141–144.
Cheng W. Pulsed eddy current testing of carbon steel pipes’ wall-thinning through insulation and cladding. J. Nondestruct. Eval., 2012, 31(3): 215–224.
Albrecht J, Carls S, Robert S. Magnetoresistive Sensors for Nondestructive Evaluation. 10th SPIE International Symposium, Nondestructive Evaluation for Health Monitoring and Diagnostics, Conference 5770, 2005.
Panaitov G, Krause H-J, Zhang Y. Pulsed eddy current transient technique with HTS SQUID magnetometer for non-destructive evaluation. Phys. C Supercond., 2002, 372–376: 278–281.
Li Y, Yan B, Li D, et al. Gradient-field pulsed eddy current probes for imaging of hidden corrosion in conductive structures. Sensors Actuators A Phys., 2016, 238: 251–265.
Joubert P Y, Le Diraison Y, Xi Z, et al. Pulsed eddy current imaging device for non destructive evaluation applications. Sensors, 2013 IEEE, 2013: 1–4.
Joubert P Y, Le Diraison Y. Pulsed eddy current imager for the enhanced non destructive evaluation of aeronautical riveted assemblies. IEEE SENSORS 2014 Proceedings, 2014: 1188–1191.
Majidnia S, Nilavalan R, Rudlin J. Investigation of an encircling Pulsed Eddy Current probe for corrosion detection. IEEE Sensors 2014 Proceedings, 2014: 835–838.
Dai X W, Ludwig R, Palanisamy R. Numerical simulation of pulsed eddy-current nondestructive testing phenomena. IEEE Transactions on Magnetics, 1990: 26(6): 3089–3096.
Ludwig R, Dai X W. Numerical and analytical modeling of pulsed eddy currents in a conducting half-space. IEEE Transactions on Magnetics, 1990: 26(1): 299–307.
Allen B L, Lord W. Finite element modeling of pulsed eddy current phenomena. Review of Progress in Quantitative Nondestructive Evaluation, 1984: 3(A): 561–568.
Allen B, Ida N, Lord W. Finite element modeling of pulse Eddy current NDT phenomena. IEEE Transactions on Magnetics, 1985, 21(6): 2250–2253.
Desjardins D P R, Krause T W, Gauthier N. Analytical modeling of the transient response of a coil encircling a ferromagnetic conducting rod in pulsed eddy current testing. NDT E Int., 2013, 60: 127–131.
Fan M, Huang P, Ye B, et al. Analytical modeling for transient probe response in pulsed eddy current testing. NDT E Int., 2009, 42(5): 376–383.
Chen X, Lei Y. Time-domain analytical solutions to pulsed eddy current field excited by a probe coil outside a conducting ferromagnetic pipe. NDT E Int., 2014, 68: 22–27.
Fan M, Cao B, Wang Y. Computation of coil-induced voltage due to a defect-free plate using Stehfest’s method for pulsed eddy current evaluation. Insight Non-Destructive Test. Cond. Monit., 2010, 52(6): 302–304.
Chen X, Lei Y. Electrical conductivity measurement of ferromagnetic metallic materials using pulsed eddy current method. NDT E Int., 2015, 75: 33–38.
Theodoulidis T, Wang H, Tian G Y. Extension of a model for eddy current inspection of cracks to pulsed excitations. NDT E Int., 2012, 47: 144–149.
Liu S X, Xin W, Ding K Q. Simulation of corrosion on detection for pulsed eddy current. Fuzzy Systems and Knowledge Discovery (FSKD), 2010 Seventh International Conference on, 2010, 4: 1839–1842.
Pavo J. Numerical calculation method for pulsed eddy-current testing. IEEE Transactions on Magnetics, 2002, 38(2): 1169–1172.
Alamin M, Tian G Y, Andrews A, et al. Principal component analysis of pulsed eddy current response from corrosion in mild steel. IEEE Sensors Journal, 2012, 12(8): 2548–2553.
Xu Z, Wu X, Li J, et al. Assessment of wall thinning in insulated ferromagnetic pipes using the time-to-peak of differential pulsed eddy-current testing signals. NDT E Int., 2012, 51: 24–29.
Tian G Y, Sophian A. Defect classification using a new feature for pulsed eddy current sensors. NDT & E International, 2005, 38(1): 77–82.
Chen X, Hou D, Zhao L, et al. Study on defect classification in multi-layer structures based on Fisher linear discriminate analysis by using pulsed eddy current technique. NDT E Int., 2014, 67: 46–54.
BinFeng Y, FeiLu L, Dan H. Research on edge identification of a defect using pulsed eddy current based on principal component analysis. NDT E Int., 2007, 40(4): 294–299.
Yang G, Tian G Y, Que P W, et al. Independent component analysis–based feature extraction technique for defect classification applied for pulsed eddy current NDE. Res. Nondestruct. Eval., 2009, 20(4): 230–245.
Sophian A, Tian G Y, Taylor D, et al. A feature extraction technique based on principal component analysis for pulsed Eddy current NDT. NDT & E International, 2003, 36(1): 37–41.
Horan P F, Underhill P R, Krause T W. Real time pulsed eddy current detection of cracks in F/A-18 inner wing spar using discriminant separation of modified principal components analysis scores. IEEE Sensors Journal, 2014, 14(1): 171–177.
Qiu X, Zhang P, Wei J, et al. Defect classification by pulsed eddy current technique in con-casting slabs based on spectrum analysis and wavelet decomposition. Sensors Actuators A Phys., 2013, 203: 272–281.
Pan M, He Y, Tian G, et al. Defect characterisation using pulsed eddy current thermography under transmission mode and NDT applications. NDT E Int., 2012, 52: 28–36.
Stott C A, Underhill P R, Babbar V K, et al. Pulsed eddy current detection of cracks in multilayer aluminum lap loints. IEEE Sensors Journal, 2015, 15(2): 956–962.
Buck J A, Underhill P R, Mokros S G, et al. Pulsed eddy current inspection of support structures in steam generators. IEEE Sensors Journal, 2015, 15(8): 4305–4312.
Hosseini S, Lakis A A. Application of time–frequency analysis for automatic hidden corrosion detection in a multilayer aluminum structure using pulsed eddy current. NDT E Int., 2012, 47: 70–79.
Qiu X B, Liu L L, Li C L, et al. Defect classification by pulsed eddy-current technique based on power spectral density analysis combined with wavelet transform. IEEE Trans. Magn., 2014, 50(9): 1–8.
Kiwa T, Kawata T, Yamada H, et al. Fourier-transformed eddy current technique to visualize cross-sections of conductive materials. NDT E Int., 2007, 40(5): 363–367.
Tian G Y, Sophian A, Taylor D, et al. Wavelet-based PCA defect classification and quantification for pulsed eddy current NDT. IEE Proceedings - Science, Measurement and Technology, 2005, 152(4): 141–148.
Zhang Q, Chen T, Yang G, et al. Time and frequency domain feature fusion for defect classification based on pulsed eddy current NDT. Res. Nondestruct. Eval., 2012, 23(3): 171–182.
Giguère S, Lepine B A, Dubois J M S. Pulsed eddy current technology: characterizing material loss with gap and lift-off variations. Res. Nondestruct. Eval., 2001, 13(3): 119–129.
Giguère S, Dubois S J M. Pulsed eddy current: Finding corrosion independently of transducer lift-off. AIP Conf. Proc., 2000, 509(1): 449–456.
Angani C S, Ramos H G, Ribeiro A L, et al. Lift-off point of intersection feature in transient eddy-current oscillations method to detect thickness variation in stainless steel. IEEE Transactions on Magnetics, 2016, 52(6): 1–8.
Liu Z, Ramuhalli P, Safizadeh S, et al. Combining multiple nondestructive inspection images with a generalized additive model. Meas. Sci. Technol., 2008, 19(8): 817–822.
Lefebvre J H V, Dubois J M S. Lift-off point of intercept (LOI) behavior. AIP Conference Proceedings, 2005, 760: 523–530.
Tian G Y, Li Y, Mandache C. Study of lift-off invariance for pulsed eddy-current signals. IEEE Trans. Magn., 2009, 45(1): 184–191.
Li Y B, Chen Z B, Qi Y. Generalized analytical expressions of liftoff intersection in PEC and a liftoff-intersection-based fast inverse model. IEEE Trans. Magn., 2011, 47(10): 2931–2934.
Lefebvre J H V, Mandache C. Pulsed eddy current thickness measurement of conductive layers over ferromagnetic substrates. Int. J. Appl. Electromagn. Mech., 2008, 27(1–2): 1–8.
Mandache C, Lefebvre J H V. Transient and harmonic eddy currents: Lift-off point of intersection. NDT E Int., 2006, 39(1): 57–60.
Kral J, Smid R, Ramos H M G, et al. The lift-off effect in Eddy currents on thickness modeling and measurement. IEEE Trans. Instrum. Meas., 2013, 62(7): 2043–2049.
Tian G Y, Sophian A. Reduction of lift-off effects for pulsed eddy current NDT. NDT E Int., 2005, 38(4): 319–324.
Yu Y, Yan Y, Wang F, et al. An approach to reduce lift-off noise in pulsed eddy current nondestructive technology. NDT E Int., 2014, 63: 1–6.
Huang C, Wu X. Probe lift-off compensation method for pulsed eddy current thickness measurement. Antennas and Propagation (APCAP), 2014 3rd Asia-Pacific Conference on., 2014: 937–939.
Tian G Y, He Y, Adewale I, et al. Research on spectral response of pulsed eddy current and NDE applications. Sensors Actuators A Phys., 2013, 189: 313–320.
Yang H-C, Tai C-C. Pulsed eddy-current measurement of a conducting coating on a magnetic metal plate. Meas. Sci. Technol., 2002, 13(8): 1259.
Shin Y-K, Choi D-M, Kim Y-J, et al. Signal characteristics of differential-pulsed eddy current sensors in the evaluation of plate thickness. NDT E Int., 2009, 42(3): 215–221.
Robers M A, Scottini R. Pulsed eddy currents in corrosion detection. NDT.net, 2002: 7(10).
Eddyfi. Lyft Specifications Sheet. [Online]. Available: http://www.eddyfi.com/wp-content/uploads/2016/09/specifications-sheet-lyft.pdf. [Accessed: 02-Oct-2016].
Xie S, Chen Z, Takagi T, et al. Quantitative non-destructive evaluation of wall thinning defect in double-layer pipe of nuclear power plants using pulsed ECT method. NDT E Int., 2015, 75: 87–95.
Park D G, Angani C S, Kim G D, et al. Evaluation of pulsed eddy current response and detection of the thickness variation in the stainless steel. IEEE Transactions on Magnetics, 2009, 45(10): 3893–3896.
Park D-G, Angani C S, Kishore M B, et al. The effects of lift-off from wall thinning signal in pulsed eddy current testing. J. Magn., 2012, 17(4): 298–301.
Chen T, Tian G Y, Sophian A, et al. Feature extraction and selection for defect classification of pulsed eddy current NDT. NDT E Int., 2008, 41(6): 467–476.
Lai S, Chen D Y, Chen H, et al. Pulsed eddy current testing of inner wall flaws in pipe under insulation. Procedia Eng., 130: 1658–1664.
Tian G, He Y, Alamin M, et al. Corrosion characterisation using pulsed eddy current sensor systems. Sensing Technology (ICST), 2011 Fifth International Conference on., 2011: 498–503.
Sophian A, Tian G Y, Taylor D, et al. Design of a pulsed eddy current sensor for detection of defects in aircraft lap-joints. Sensors Actuators, A Phys., 2002: 101(1–2): 92–98.
Wu J, Zhou D, Wang J, et al. Surface crack detection for carbon fiber reinforced plastic (CFRP) materials using pulsed eddy current testing. Nondestructive Evaluation/Testing (FENDT), 2014 IEEE Far East Forum on., 2014: 181–185.
He Y, Tian G, Pan M, et al. Non-destructive testing of low-energy impact in CFRP laminates and interior defects in honeycomb sandwich using scanning pulsed eddy current. Compos. Part B Eng., 59: 196–203.
Morozov M, Tian G Yun, Withers P J. The pulsed eddy current response to applied loading of various aluminium alloys. NDT E Int., 2010, 43(6): 493–500.
Rosado L S, Santos T G, Ramos P M, et al. A differential planar eddy currents probe: Fundamentals, modeling and experimental evaluation. NDT E Int., 2012: 51: 85–93.
Zhou D, Wang J, Wu J, et al. Investigation of rectangular differential probes for pulsed eddy current non-destructive testing. Insight - Non-Destructive Test. Cond. Monit., 2016, 58(2): 87–100.
Sergeeva-Chollet N, Decitre J, Fermon C, et al. Intrinsic noise study of Eddy current probes based on magnetoresistive sensors. 11th European Conference on Non-Destructive Testing (ECNDT 2014), 2014.
Adewale I D, Tian G Y. Decoupling the influence of permeability and conductivity in pulsed eddy-current measurements. IEEE Transactions on Magnetics, 2013, 49(3): 1119–1127.
Fan M, Cao B, Yang P, et al. Elimination of liftoff effect using a model-based method for eddy current characterization of a plate. NDT E Int., 2015, 74: 66–71.