The principles of the magnetic-perturbation method of flaw detection and the Barkhausen noise residual stress measurement method are briefly reviewed. It is suggested that they provide very powerful ...

Nondestructive analysis is used for testing the soundness of a material for surface or internal flaws or biomechanical parameters without causing deterioration or suitability for function. There are ...

Strike a bell, and the bell rings at its resonance modes. Strike it harder and the bell rings at the same tone, only louder. Now imagine a small crack in the bell, perhaps invisible to the eye. We ...

ALBUQUERQUE, N.M. -- Researcher David Moore holds a rectangle of hard carbon composite material, smooth with a faint woven pattern on its surface. The sample shows normal wear and tear until he turns ...

Rechargeable batteries are everywhere — from portable electronic devices and electric vehicles to renewable energy storage. Battery failures are often due to the loss or chemical degradation of the ...

Nondestructive testing (NDT) refers to the inspection of materials to ensure their integrity and serviceability without damaging the components in the process. There are various NDT methods used by ...

The American Concrete Institute (ACI) has announced the launch of its Nondestructive Testing Specialist – Concrete Strength certification program. The program will certify individuals who successfully ...

Nondestructive testing (NDT) refers to the inspection of materials to ensure their integrity and serviceability without damaging the components in the process. There are various NDT methods used by ...

Non-destructive testing methods are used in industry to evaluate the integrity and properties of material or components without causing damage to the tested object. Aside from industrial radiography, ...