Atomic Structure of Ru Catalyst (IMAGE) University of Science and Technology of China Caption In acidic electrolyte environment, water molecules was adsorbed on the active site Ru atom, and then single atom Ru catalyst boosts acidic water electrolysis producing oxygen. Purple, blue, red and white balls represents Ru, Pt, O and H atoms, respectively. Credit WU Yuen Usage Restrictions None 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.