Stretchable Electronics (IMAGE) University of Delaware Caption This University of Delaware research image shows a fully stretchable supercapacitor composed of carbon nanotube macrofilms, a polyurethane membrane separator and organic electrolytes. Credit University of Delaware Usage Restrictions Image must include credit to University of Delaware 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.