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Guided ultrasonic waves propagation imaging: A review
This article presents a comprehensive review of the laser-based guided ultrasonic waves
propagation imaging (G-UPI) system and respective signal/data processing methods related …
propagation imaging (G-UPI) system and respective signal/data processing methods related …
Drawing dispersion curves: band structure customization via nonlocal phononic crystals
A Kazemi, KJ Deshmukh, F Chen, Y Liu, B Deng… - Physical Review Letters, 2023 - APS
Dispersion relations govern wave behaviors, and tailoring them is a grand challenge in
wave manipulation. We demonstrate the inverse design of phononic dispersion using …
wave manipulation. We demonstrate the inverse design of phononic dispersion using …
On the control of the first Bragg band gap in periodic continuously corrugated beam for flexural vibration
This work aims to provide better physical understanding of Bragg band gap effects in
continuously periodic corrugated beams for flexural waves. The main outcome is the …
continuously periodic corrugated beams for flexural waves. The main outcome is the …
On the existence of zero-group velocity modes in free rails: Modeling and experiments
Y Wu, R Cui, K Zhang, X Zhu, JS Popovics - NDT & E International, 2022 - Elsevier
Zero-group velocity (ZGV) modes in rails are studied through simulation and experiments in
this work. Local resonances associated with ZGV modes appear as distinct, sharp peaks in …
this work. Local resonances associated with ZGV modes appear as distinct, sharp peaks in …
Characterization of the full complex-valued stiffness tensor of orthotropic viscoelastic plates using 3D guided wavefield data
AH Orta, M Kersemans, NB Roozen… - … Systems and Signal …, 2023 - Elsevier
A two-stage inversion scheme is proposed to determine the full set of 9 complex-valued
stiffness properties of orthotropic viscoelastic plates using their 3D surface velocity response …
stiffness properties of orthotropic viscoelastic plates using their 3D surface velocity response …
The multi-physics metawedge: graded arrays on fluid-loaded elastic plates and the mechanical analogues of rainbow trap** and mode conversion
EA Skelton, RV Craster, A Colombi… - New Journal of …, 2018 - iopscience.iop.org
We consider the propagation and mode conversion of flexural-acoustic waves along a fluid-
loaded graded array of elastic resonators, forming a metasurface. The multi-physics nature …
loaded graded array of elastic resonators, forming a metasurface. The multi-physics nature …
Towards real-time assessment of anisotropic plate properties using elastic guided waves
A method to recover the elastic properties, thickness, or orientation of the principal symmetry
axes of anisotropic plates is presented. This method relies on the measurements of …
axes of anisotropic plates is presented. This method relies on the measurements of …
Plane wave expansion and extended plane wave expansion formulations for Mindlin-Reissner elastic metamaterial thick plates
EJP Miranda Jr, SF Rodrigues, C Aranas Jr… - Journal of Mathematical …, 2022 - Elsevier
The plane wave expansion (PWE) and the extended plane wave expansion (EPWE)
formulations are derived in order to obtain the complex dispersion relation of flexural waves …
formulations are derived in order to obtain the complex dispersion relation of flexural waves …
Determining longitudinal and transverse elastic wave attenuation from zero-group-velocity Lamb waves in a pair of plates
A method for the determination of longitudinal and transverse bulk acoustic wave
attenuation from measurements of the decay-rate of two independent zero-group-velocity …
attenuation from measurements of the decay-rate of two independent zero-group-velocity …
Measuring dispersion curves for bending waves in beams: a comparison of spatial fourier transform and inhomogeneous wave correlation
B Van Damme, A Zemp - Acta Acustica united with Acustica, 2018 - ingentaconnect.com
In this paper, two methods to acquire the dispersion of bending waves in beams are
compared: the spatial Fourier transform and inhomogeneous wave correlation. Two …
compared: the spatial Fourier transform and inhomogeneous wave correlation. Two …