... 3 67 372 375 377 379 380 385 Craft Turned into Science 3 47 Earlier, a special issue of Materials Science and Engineering (Jones and Kurz 1984) to mark the 30th anniversary of the identification ... 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...