Proton-conducting solid oxide fuel cell (PC-SOFC) (IMAGE) Tokyo University of Science Caption (Top) Schematic diagram of a PC-SOFC; (Bottom left) Arrhenius plot and activation energy of BCPY thin film on the anode side; and (Bottom right) Conductivity of BCPY thin films as a function of oxygen partial pressure. Credit Tohru Higuchi from TUS Usage Restrictions Cannot be used without permission 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.