Schematic Illustration (IMAGE) Science China Press Caption SCHEMATIC ILLUSTRATION OF AU DIMERS/TIO2 TO SIMULATE THE PHOTOSYSTEM II AND PLASMONIC CHARGE ACCUMULATION AT NANOCAVITY FOR WATER OXIDATION. Credit ©Science China Press Usage Restrictions Use with credit. 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.