Structural changes in titanium-48 (IMAGE) Osaka Metropolitan University Caption The nuclear structure of titanium-48 changes from a shell model structure to an α-cluster structure based on the distance from the center of the nucleus. Credit Osaka Metropolitan University Usage Restrictions News organizations may use or redistribute this image, with proper attribution, as part of news coverage of this paper only. 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.