Medical needles have many uses. Since the needles are directly inserted into a person’s body, it is critical that manufacturers adhere to national and international standards for shape, materials, and ...

Surface roughness influences many mechanical properties, including friction and adhesion, surface reactivity, semiconductor substrate quality, and surface interaction with electromagnetic waves, ...

Many types of equipment use ball bearings to minimize friction in rotating parts, including automobiles, bicycles, electric appliances, and industrial machinery. Ball bearings are ground to ensure a ...

Using statistical analysis, we have identified a potential source of error in the way automotive manufacturers measure surface roughness. Through our analysis, which ...