Figure 1 (IMAGE) Tohoku University Caption Detailed architecture of two distinct Cu14 NCs, protected by two different thiols which were investigated in this study. These NCs exhibit different intercluster interactions which shape their stability and reaction selectivity for electrochemical CO2 reduction reaction. Credit ©Yuichi Negishi et al. Usage Restrictions Reporters may use freely these materials in news coverage with appropriate credit information. 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.