Richard J. Gedney

Additive manufacturing offers geometric freedom that was previously impossible, but it demands a higher standard of validation.

Material fatigue is a critical concern in engineering, with over 90% of failures caused by fatigue stress rather than overloading. As industries push material limits, efficient fatigue testing becomes vital. Rotating beam fatigue testing, dating back to the mid-1800s, provides a cost-effective way for researchers to evaluate material endurance while saving time and money.

The microtester has revolutionized materials testing by allowing precise evaluations of small specimens, such as biological tissues and semiconductor wafers. This article discusses its key features, benefits, and future potential in materials testing.