Advanced composite materials are prone to various types of damage during the process of
manufacturing and long-time service. Ultrasonic detection methods have been widely …

Bolts are commonly applied to lap joints in various industrial fields. Harsh environment, low
quality of operation, and other unfavorable conditions may result in bolt looseness. Due to …

This paper proposes a damage assessment approach for composites based on the Lamb
wave factorization method. It can exploit both the forward and back-scattering waves and …

Based on the assumption of damage sparsity, scattering signals can be directly sparsely
decomposed in the time domain to obtain the scattering coefficients to generate images for …

Composite materials are progressively employed in many safety-critical structural
applications due to their superior properties. Structural health monitoring techniques based …

Aimed at improving the imaging performance of the classical total focusing method (TFM),
which is an effective post-processing technique for Lamb wave phased array based damage …

With the increasing utilization of composite materials due to their superior properties, the
need for efficient structural health monitoring techniques rises rapidly to ensure the integrity …

The composite bolted joints are the weak points of overall structure, lacking an effective and
accurate monitoring method. In this paper, a novel MXene/CNTs film sensor with high …

Lamb wave receiver arrays are commonly utilized in nondestructive testing (NDT) and
structural health monitoring (SHM) systems to enhance the identification and localization …

Lamb wave is a promising tool for structural health monitoring and nondestructive testing.
During propagation, dispersion and multi-mode characteristics generally result in …