But aligning two solid - state electrodes extremely close together is very difficult because of the rough surfaces of the materials. (sciencemag.org)
In the 1990s, Japan Atomic Energy Agency scientists pioneered materials that hold uranium as it is stuck or adsorbed onto surfaces of the material submerged in seawater. (pnnl.gov)
Instead of using canvas — as he had done previously — Richter experimented with Alucobond, a composite of aluminium and plastic, because of the unexpected effects that result when coloured oil paint is layered onto the very smooth surface of this material. (davidrobertsartfoundation.com)