Nonlinear guided wave mixing in pipes for detection of material nonlinearity

C Yeung, CT Ng - Journal of Sound and Vibration, 2020 - Elsevier
Pipes have multiple applications in daily life and they are subjected to different types of
defects. Nonlinear guided wave has attracted significant attention in detecting …

Nonlinear guided wave technique for localized damage detection in plates with surface-bonded sensors to receive Lamb waves generated by shear-horizontal wave …

H Cho, M Hasanian, S Shan, CJ Lissenden - NDT & E International, 2019 - Elsevier
Mutual wave interactions provide a very promising technique for nondestructive testing and
evaluation due to their exceptional sensitivity to micro-scale damage growth in metallic …

Low-frequency Lamb wave mixing for fatigue damage evaluation using phase-reversal approach

H Zhu, CT Ng, A Kotousov - Ultrasonics, 2022 - Elsevier
Fatigue damage is difficult to detect and evaluate non-destructively, specifically at its early
stages (before the macro-crack formation). In this study, fatigue damage is evaluated based …

[HTML][HTML] Damage detection in composite laminates using nonlinear guided wave mixing

JCP Allen, CT Ng - Composite Structures, 2023 - Elsevier
This paper presents a delamination damage detection technique based on the nonlinear
response of Lamb waves in composite laminates. In the approach, a network of transducers …

Modeling and simulation of backward combined harmonic generation induced by one-way mixing of longitudinal ultrasonic guided waves in a circular pipe

W Li, Z Lan, N Hu, M Deng - Ultrasonics, 2021 - Elsevier
Nonlinear guided wave has been recognized as a potential means to characterize the state
of material microstructures in solids. However, nonlinear guided wave approaches based on …

Numerical study on the static bending and forced vibration of triclinic plate with arbitrary boundary conditions

B Karami, M Janghorban - Archives of Civil and Mechanical Engineering, 2023 - Springer
Despite the potential for more realistic results, the behavior of anisotropic structures has not
been comprehensively studied. Consequently, a numerical investigation is conducted to …

Frequency selection and time shifting for maximizing the performance of low-frequency guided wave mixing

H Zhu, CT Ng, A Kotousov - NDT & E International, 2023 - Elsevier
Abstract Evaluation of fatigue damage using nonlinear guided wave mixing has been
studied extensively over the past decade. It was found that the combinational harmonics as …

[HTML][HTML] Second order ultrasonic guided wave mutual interactions in plate: Arbitrary angles, internal resonance, and finite interaction region

M Hasanian, CJ Lissenden - Journal of Applied Physics, 2018 - pubs.aip.org
The sensitivity of ultrasonic wave interactions to material and geometric nonlinearities
makes them very useful for nondestructive characterization. The ability of guided waves to …

Nonlinear ultrasonic detection of partially closed cracks in metal plates using static component of lamb waves

W Zhu, Z Xu, Y Xiang, C Liu, M Deng, X Qiu, D Sun… - NDT & E …, 2021 - Elsevier
This paper presents physical and experimental studies of the static component of Lamb
waves (SCLWs) induced by partially closed cracks. The generation mechanism of SCLWs …

Defect localization using nonlinear Lamb wave mixing technique

M Aslam, P Nagarajan, M Remanan - Journal of Nondestructive Evaluation, 2021 - Springer
Structural health monitoring using nonlinear guided waves have found to be of great
importance. The detection of micro/fatigue cracks in the early stage is essential to avoid …