OSCs (IMAGE) Science China Press Caption The J-V characteristics for OSCs based on PBDB-T-2Cl: BTP-4F, PBDB-T-2Cl: PC61BM and PBDB-T-2Cl: BTP-4F: PC61BM; the chemical structures of active layer components. 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.