Anita Ho-Baillie, University of Sydney (IMAGE) University of Sydney Caption Professor Anita Ho-Baillie with an earlier prototype perovskite solar cell. Credit UNSW Usage Restrictions For this story only 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.