It might not seem like scraping the top of a cold stick of butter with a knife could be a scientific test, but engineers say the process is very similar to the "scratch test," which is perhaps the ...

KLA has come out with a highly accurate scratch test which can yield a fount of valuable information regarding scratch hardness, mar resistance, coating adhesion, delamination of film, and failure ...

Novel thin films and coatings find use in a broad range of applications including LEDs, solar panels, displays and semiconductors. Although several established techniques are available for determining ...