The potential of perovskite solar cells (IMAGE) Tsinghua University Press Caption Researchers at Soochow University reviewed the current developments in making perovskite solar cells more efficient and offer directions to guide future research. They currently can achieve slightly more than 25% efficiency but the research said they could achieve more if current limitations are addressed appropriately. Credit Fengren Cao, Soochow University Usage Restrictions Credit must be given to the creator. License CC BY 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.