Fig.1 Schematic Diagram (IMAGE) Osaka University Caption Schematic diagram of Z-scheme photocatalytic overall water splitting using BP/BiVO4 under visible light irradiation. Credit Osaka University 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.