Unique Catalyst (IMAGE) Washington State University Caption Gas bubbles form as researchers use a unique catalyst to convert water to hydrogen and oxygen. The inset image shows the catalytic materials at the nanoscale. Credit Washington State University photo Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.