16x9Li-air cell (IMAGE) DOE/Argonne National Laboratory Caption Schematic shows lithium-air battery cell consisting of lithium metal anode, air-based cathode, and solid ceramic polymer electrolyte (CPE). On discharge and charge, lithium ions (Li+) go from anode to cathode, then back. Credit (Image by Argonne National Laboratory.) Usage Restrictions original content License Original 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.