JAMES KING-HOLMES / SCIENCE PHOTO LIBRARY JAMES KING-HOLMES / SCIENCE PHOTO LIBRARY
A piece of steel-titanium fabricated using the wire + arc additive manufacturing process (WAAM). Optical interference patterns as a result of surface oxidation produces the iridescent colours. In use the metal would be finished by conventional machining to a smooth surface. Photographed at Cranfield University, UK.
Model release not required. Property release not required.