Assessment of damage in composites using static component generation of ultrasonic guided waves

C Jiang, C Zhang, W Li, M Deng… - Smart Materials and …, 2022 - iopscience.iop.org
Static component (SC) generation of guided waves (GWs), which combines the high
sensitivity of acoustic nonlinearity to micro-damage and low attenuative effect, has great …

Quasistatic pulse generation of ultrasonic guided waves propagation in composites

C Jiang, W Li, M Deng, CT Ng - Journal of Sound and Vibration, 2022 - Elsevier
In this paper, the generation of quasistatic pulses (QSPs) of guided waves propagation in
fiber reinforced plastic (FRP) thin plates is investigated. Numerical perspective of the …

Quasistatic component generation of group velocity mismatched guided waves in tubular structures for microdamage localization

C Jiang, W Li, CT Ng, M Deng - Applied Acoustics, 2024 - Elsevier
Quasistatic component (QSC) of guided wave (GW) has relatively low attenuation due to low
frequency and high sensitivity to microdamage. The group velocity matching between …

Assessment of thermal damage in polymethyl methacrylate using quasi-static components of ultrasonic waves

W Li, C Jiang, J Xiao, C Xu, M Deng - Journal of Nondestructive Evaluation, 2023 - Springer
A nonlinear acoustic response can be an effective indicator of early-stage damage in a
material. However, it is challenging to use this approach to assess thermal damage in highly …

Theoretical and numerical investigations of acoustic field characteristics of shear-horizontal feature guided waves in a welded joint

X Meng, M Deng, C Xu, W Li - Mechanics of Advanced Materials …, 2024 - Taylor & Francis
This paper investigates acoustic field characteristics of shear-horizontal feature guided
waves (SH-FGWs) propagating through topographic waveguides like welds and stiffeners in …

[HTML][HTML] Microcrack localization based on static component induced by a primary A0 Lamb wave in a thin plate

J Wang, C Xu, N Hu, M Deng - JASA Express Letters, 2022 - pubs.aip.org
A microcrack localization method based on a static component (SC) induced by a primary
A0 Lamb wave is proposed. Based on the bilinear stress–strain constitutive model, a two …

Quasistatic component generation of ultrasonic waves and its applications in materials evaluation

C Jiang - 2024 - digital.library.adelaide.edu.au
The quasistatic component (QSC) of ultrasonic wave propagation is one of the nonlinear
ultrasonic phenomena that results from the interaction between ultrasound and …