The Fe(III) Spin Crossover Molecule (IMAGE) Kiel University Caption The Fe(III) spin crossover molecule used in the experiment under the STM, with a model of its structure placed on top. Credit Figure/Copyright: Manuel Gruber 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.