Proposed Mechanism (IMAGE) Hokkaido University Caption The proposed mechanism in which the hydrogen atoms spill over onto zeolite support, which then turns the cobalt oxide back into cobalt, keeping the catalyst active. Credit Yuhui Hou <em>et al</em>., <em>Communications Chemistry</em>, August 1, 2018 Usage Restrictions This image is copyrighted and can be used for reporting this press release if properly credited. 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.