Electrolysis using the new method (IMAGE) RIKEN Caption (Left) The mixed cobalt manganese oxide, Co2MnO4. (Right) a frame from a video showing hydrogen being produced through electrolysis at the current density of 1000 milliamperes per square centimeter. Credit RIKEN Usage Restrictions Credit RIKEN 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.