A Swell Electrode (IMAGE) DOE/Pacific Northwest National Laboratory Caption This composite image shows a silicon-carbon nanofiber electrode before (left) and after (right) being charged with lithium ions. Credit Chongmin Wang Usage Restrictions Credit required 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.