Chemist Sam Schrell (IMAGE) DOE/Oak Ridge National Laboratory Caption Chemist Sam Schrell specializes in actinide research and development in ORNL’s Radioscience and Technology Division. She finds the study of actinides “intriguing,” because their chemistry is both rich and unpredictable. Credit Carlos Jones/ORNL, U.S. Dept. of Energy Usage Restrictions Use with credit 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.