Ultrasonic full guided wavefield for damage detection in curved CFRP parts
Guided waves can propagate from flat plates to curved structures and carry structural health
information. In this paper, an ultrasonic guided wave inspection method is proposed for …
information. In this paper, an ultrasonic guided wave inspection method is proposed for …
Damage imaging in plates by evaluating local entropy in guided wavefield data
This paper presents a new algorithm called broadband entropy-based two-stage damage
imaging (BE2DI) for the detection and imaging of defects in multi-layer plates. The method …
imaging (BE2DI) for the detection and imaging of defects in multi-layer plates. The method …
Baseline-Free Damage Imaging of Composite Lap Joint via Parallel Array of Piezoelectric Sensors
This paper presents a baseline-free damage imaging technique using a parallel array of
piezoelectric sensors and a control board that facilitates custom combinations of sensor …
piezoelectric sensors and a control board that facilitates custom combinations of sensor …
Directional Fiber-Optic Ultrasonic Transceiver Using Tilted Fiber Bragg Gratings
L Li, X Xue, H Zhong, X Wang, C Hou… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Optical fiber ultrasonic transducers have exhibited excellent performance in medical
diagnosis, material characterization, and structural health monitoring. The functional …
diagnosis, material characterization, and structural health monitoring. The functional …
Terahertz Automatic Localization and Imaging for Multi-scene Delamination Damages of Composites Using Multi-label Attention Fusion Network
Y Xu, Y Cui, X Peng, D Liu… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Multiscene delamination damages caused by the multiinterface characteristics of
composites, including single delamination damage and overlapping compound …
composites, including single delamination damage and overlapping compound …
Adhesive Porosity Analysis of Composite Adhesive Joints Using Ultrasonic Guided Waves
M Barzegar, Y Lugovtsova, J Bulling… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Adhesively bonded composite joints can develop voids and porosity during fabrication,
leading to stress concentration and a reduced load-carrying capacity. Hence, adhesive …
leading to stress concentration and a reduced load-carrying capacity. Hence, adhesive …
Crack Depth Evaluation and Imaging using Lamb wavefield measurements by a movable PZT Sensor
In this article, nondestructive testing (NDT) using ultrasonic Lamb waves with a movable
contact piezoelectric transducer (PZT) receiver is introduced for crack depth evaluation and …
contact piezoelectric transducer (PZT) receiver is introduced for crack depth evaluation and …
Comparative Study on Ultrasonic C-Scan Imaging of Composite Lap Joints Using Piezoelectric Transducer: Pulse-Echo and Pitch-Catch Configurations
This article compares low-frequency (LF) Lamb waves in a pitch-catch configuration and
high-frequency (HF) bulk waves in a pulse-echo mode for ultrasonic C-scan imaging of …
high-frequency (HF) bulk waves in a pulse-echo mode for ultrasonic C-scan imaging of …
Automatic improved-resolution imaging of composite adhesive joints using time-frequency-wavenumber filtering applied to ultrasonic guided wavefields
M Barzegar, Y Lugovtsova, J Bulling… - 2023 IEEE …, 2023 - ieeexplore.ieee.org
This paper presents an automatic damage imaging technique by employing a signal
processing approach based on applying hierarchically clustered filters across different …
processing approach based on applying hierarchically clustered filters across different …