Ca<sub>3</sub>SiO semiconductor (IMAGE) National Institute for Materials Science, Japan Caption Crystal structure of the inverse perovskite Ca<sub>3</sub>SiO semiconductor Credit NIMS 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.