Figure 1 (IMAGE) Tohoku University Caption (a) A schematic of the interface between the SnS single crystal/MoO3 thin film analyzed in this study. (b) A sample actually used for the photoelectron spectroscopy measurement. Several single crystals are fixed on a stainless-steel plate. (c) A schematic energy band diagram of the present interface where SnS band exhibited large bending. Credit Issei Suzuki 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.