MD Simulation Trajectory (IMAGE) RIKEN Caption This is a snapshot in the MD simulation trajectory of the HOD / D2O mixture that shows the water pair at the surface. White, green and red represent H, D and O atoms, respectively. Credit RIKEN 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.