Radium targets (IMAGE) DOE/Oak Ridge National Laboratory Caption An illustration shows how the composite is pressed into a seamless aluminum liner, which is then sealed with an aluminum powder cap. The research is sponsored by the DOE Isotope Program. Credit Chris Orosco/ORNL, U.S. Dept. of Energy Usage Restrictions None 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.