Natural fiber-reinforced polymer composites (NFRPCs) are being widely used in aerospace,
marine, automotive and healthcare applications due to their sustainability, low cost and …

The development and application of nondestructive testing technology for prestressed
reinforced concrete structures in the field of infrastructure construction were summarized in …

This paper presents a local defect resonance (LDR)-based approach to detect barely visible
impact damages (BVIDs) in woven CFRP laminates using laser-ultrasonic guided waves. In …

This paper presents an experimental investigation into the impact damage detection of
Paulownia wood core sandwich structures. The structures were impacted by a …

Delamination is the most common and dangerous failure mode for multilayered structures.
Delamination defects of different shapes and sizes have different sensitivity to guided wave …

Composite materials are well-recognised in the automobile and aerospace industries due to
their high strength-to-weight ratios. The orientation of fibres and anisotropic properties are …

Structural adhesive joints have numerous applications in many fields of industry. The
gradual deterioration of adhesive material over time causes a possibility of unexpected …

Abstract Local Defect Resonance (LDR) is exploited for non-destructive testing (NDT) by
using ultrasonic vibrations to get a localized resonant activation of defected zones. The LDR …

Delamination is one of the most common types of defects for carbon fiber reinforced plastic
(CFRP) composites. The application of laser techniques to detect delamination faces …

The resonance behaviors of defects, specifically local defect resonance (LDR), are useful for
defect detection in structures. However, there is a lack of intuitive elucidation regarding the …