diagram (IMAGE) Flinders University Caption The novel process involves creating metallic ‘clusters’ of just nine gold (Au) atoms chemically ‘anchored’ to titanium dioxide which in turn drives the reaction by converting the energy of absorbed UV light. Credit Flinders University Usage Restrictions Use with this release License Original 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.