Layered Structure (IMAGE) University of Konstanz Caption Illustration of the layered structure with layers of synthesized material (in gray; the end groups of the molecular chains are marked blue) and ions (red). Credit University of Konstanz Usage Restrictions None 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.