Why Lithium Metal Batteries Fail (IMAGE) University of California - San Diego Caption Chengcheng Fang uses a technique that UC San Diego researchers invented to quantify inactive lithium. Credit David Baillot/UC San Diego Jacobs School of Engineering Usage Restrictions Please credit: David Baillot/UC San Diego Jacobs School of Engineering 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.