Nanoporous metals made by dealloying 1, 2, 3 take the form of monolithic bodies consisting of an interconnected network of nanoscale ‘ligaments’ in a polycrystalline microstructure with typically 10 ...
Just pure gold (100 percent) or 24 karat gold is way too soft for a metal. This softness allows gold’s ductility (ability to be drawn into wires) and malleability (ability to be hammered into sheets).