Battery (1 of 3) (IMAGE) Rice University Caption A clay-based compound invented at Rice University is an electrolyte and a separator for lithium-ion batteries for use in high-temperature environments. Credit Jeff Fitlow/Rice University 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.