James O. Kiggans Jr. (IMAGE) DOE/Oak Ridge National Laboratory Caption James Kiggans, a former ORNL research scientist in metals and ceramics for 44 years who retired in 2020. Kiggans died in January 2022 at the age of 69. Credit Carlos Jones/ORNL, U.S. Dept. of Energy Usage Restrictions n/a 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.