A New Catalyst for Hydrogen Fuel Cells (IMAGE) University at Buffalo Caption A round-bottom flask filled with cofacial cobalt porphyrin, a new catalyst for hydrogen fuel cells. Credit Credit: Douglas Levere/University at Buffalo Usage Restrictions This image may only be used in news reports discussing the research in the related press release. 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.