Adaptive mode filter for Lamb wavefield in the wavenumber-time domain based on wavenumber response function

• Main Authors: Shahrim, Muhamad Azim Azhad, Chia, Chen Ciang, Ramli, Hafiz Rashidi, Harmin, Mohammad Yazdi, Lee, Jung-Ryul
• Format: Article
• Published: Multidisciplinary Digital Publishing Institute 2023
• Online Access: http://psasir.upm.edu.my/id/eprint/106425/; https://www.mdpi.com/2226-4310/10/4/347
• Institution: Universiti Putra Malaysia

Aerospace thin-walled structures are susceptible to various forms of damage and they can be effectively inspected using Lamb wavefields. However, Lamb wavefields contain at least two dispersive modes which interfere with the generation of a clear image for damage visualization. Conventional mode fil...