In the past decades, Lamb waves (LW) have seen encouraging results when applied to non
destructive testing (NDT) and structural health monitoring (SHM), with important research …

Bolt joints are extensively used in aerospace and civil engineering. Online monitoring of bolt
looseness is crucial to ensure the function and safety of these structures. Understanding the …

This work deals with the evaluation of adhesive single-lap joints using ultrasound guided
waves; in particular, it is intended to characterize the signal propagation when defects are …

Transmission spectra of the lowest-order antisymmetric (A0) Lamb wave for adhesively
bonded single lap joints are experimentally investigated in a frequency range below 0.4 …

The experimental study of ultrasonic transmission coefficient measurement method was
carried out for the problem of bonding quality inspection of bonded structures of composites …

Theoretical analysis for bonding evaluation by ultrasonic reflection characteristics is carried
out with respect to FRP-to-FRP (Fiber Reinforced Polymer) bonded joints with thick adhesive …

Stress wave propagation in a metal–plastic bonded laminate immersed in a fluid is
investigated based on linear viscoelastic theory. The reflection spectrum is theoretically …

An ultrasonic evaluation method of interfacial bonding quality from layered structures is
proposed for enhancing the testing accuracy. The ultrasonic reflection and transmission …

Welded lap joints play a vital role in a wide range of engineering structures such as
pipelines, storage tanks, pressure vessels, and ship hulls. This study aims to investigate the …

The scattering phenomena of the fundamental antisymmetric Lamb wave mode with a
horizontal notch enabling the partial energy transfer (PET) option is addressed in this paper …