History of Eddy Current Testing
Eddy current testing has its origins with Michael Faraday's discovery of electromagnetic…
Eddy Current Testing (ET) Overview
Eddy current testing a modern Non-destructive testing – NDT method that has…
AE Applications
Acoustic emission is a very versatile, non-invasive way to gather information about…
AE Barkhausen Techniques
Barkhausen Effect The Barkhausen effect refers to the sudden change in size of ferromagnetic domains…
AE Source Location Techniques
Multi-Channel Source Location Techniques: Locating the source of significant acoustic emissions is…
Data Display
Software-based AE systems are able to generate graphical displays for analysis of…
AE Signal Features
With the equipment configured and setup complete, AE testing may begin. The…
Theory – Acoustic Waves
Wave Propagation A primitive wave released at the AE source is illustrated…
Theory – AE Sources
As mentioned in the Introduction, acoustic emissions can result from the initiation…


