BATTERY 2 (IMAGE) Rice University Caption Rice University graduate student Kaiqi Yang, left, and materials scientist Ming Tang modeled how engineering defects in the atomic lattice of an iron phosphate cathode can improve the performance of lithium ion batteries. 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.