Making Perovskite Films with a Room Temperature Bath (image) Brown University Share Print E-Mail Caption Researchers have come up with a new way to make perovskite films for solar cells. The technique involves a room-temperature bath rather than a blast of heat, as is required in most other techniques. That could make mass-production easier. Credit Padture Lab / Brown University Usage Restrictions None Share Print E-Mail 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.