Fewer Defects from a 2-D Approach (IMAGE) King Abdullah University of Science & Technology (KAUST) Caption Improving the efficiency of materials will help to further advancements in designing and optimizing perovskite solar cells. Credit © 2017 KAUST 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.