An curved arrow pointing right. A professor at NC State University has spent years developing composite metal foams that can obliterate bullets into dust upon impact. Produced by Jenner Deal ...

To make metal electrodes last longer ... The researchers developed a novel tin material with a specific structure: a foam.

Graphene foam (see image from GrapheneSupermarket.com) is made by CVD on a metal foam template, with the metal later removed. It is porous on more then one level – the large (100μm-scale) holes in the ...