Understanding friction, the unavoidable enemy - EurekAlert

New research led by the University of Pittsburgh unveils the atomic-scale friction of a single tungsten asperity, or rough edge, in real time, showing atomic motion for the first time with electron microscopy. The work, completed by two labs in the Swanson Sc…

For machines with mechanical elements, friction is an unavoidable enemy. It is a major source of service failure and can reduce the lifespan of any machinery, from bicycles and cars to airplanes and … [+2561 chars]

full article...