Visiting columnist Joe Weeg, who spent time here in 2018, is back in The Hague again. Part 1: Rain Rain in the Netherlands has a certain texture that doesn’t exist back home in Iowa. Here in the ...

Irregularities present on a surface are often described as surface roughness or texture. These surface textures such as grooves and dimples impart friction, which is the force between two sliding ...

There are numerous analytical methods for establishing the surface roughness as well as the visualization of surface texture. Each of these methods has its own advantages and disadvantages. The ...