4 septiembre 2014
A multi-element high-entropy alloy not only tests out as one of the toughest materials on record, but, unlike most materials, the toughness as well as the strength and ductility of this alloy actually improves at cryogenic temperatures.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/ZYw0yZMAiks/140904144648.htm
