... so he measured the time dependence of the radius of curvature, r, of the ‘weld’ interface between spheres and the plate. He then worked out the theoretical dependence of r on time, ... slow it down or, if there are enough of them, stop it entirely. The reality of this effect has been plentifully demonstrated, and the 356 The Coming of Materials Science to play in ... was finished and ask their wives to switch on the light”. Nernst’s lamps were steadily improved 348 The Coming of Materials Science 9 .2. 2.1 Fusion welding. One of the most important...