Figure A | True dendrites (IMAGE) Washington University in St. Louis Caption Dendrites can quickly penetrate a separator in a lithium metal battery. Credit Peng Bai Usage Restrictions Please credit Washington University in St. Louis 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.