CuxGeSe/SnS solar cell schematic (IMAGE) Lehigh University Caption Schematic of the thin-film solar cell with CuxGeSe/SnS as the active layer. Credit Ekuma Lab / Lehigh University Usage Restrictions None License Original 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.