Perovskite solar cells (IMAGE) Linköping University Caption Solar cells manufactured from materials known as “perovskites” are catching up with the efficiency of traditional silicon-based solar cells. Credit Anna Nilsen Usage Restrictions Please use appropriate caption and credit. 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.