IMAGE (IMAGE) Higher Education Press Caption Ammonia conversion at different temperatures for the catalysts prepared. (a) Schematic diagram of modified direct ammonia protonic fuel cell; (b) comparison of catalysts in terms of ammonia decomposition rates (10Ni/CeO2, 1Ru/CeO2, and 1Ru-10Ni/CeO2). Credit HIGHER EDUCATION PRESS Usage Restrictions none 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.