Gallium and platinum close up (IMAGE) ARC Centre of Excellence in Exciton Science Caption Liquid gallium and platinum beads in close up. Credit Dr Md. Arifur Rahim, UNSW Sydney. Usage Restrictions For use with this story only 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.