Ultra-thin Layers of Rust Generate Electricity from Flowing Water

Date posted
Funding Agency
(Funded by the National Science Foundation, the Office of Naval Research, the Defense Advanced Research Projects Agency, and the Army Research Office)

Scientists at Caltech and Northwestern University have shown that thin films of rust can generate electricity when saltwater flows over them. These films represent an entirely new way of generating electricity and could be used to develop new forms of sustainable power production.