On: New technique can weld “un-weldable” metals

[RyJones]

it's interesting how very close the margin in the micrographs they show looks to explosive welding.

The ones on page 2053 (warning, PDF, but it isn't 2000+ pages) http://www.jim.or.jp/journal/e/pdf3/47/08/2049.pdf are the ones I'm on about.