USC Supercapacitor Diagram (IMAGE) University of Southern California Caption Anatomy of a supercapacitor: two films combining Indium Oxide (In2O3) separated by a layer of Nafion film. Credit USC Viterbi School of Engineering Usage Restrictions credit USC Viterbi School of Engineering 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.