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Conference Spotlight
2026 ANS Annual Conference
May 31–June 3, 2026
Denver, CO|Sheraton Denver
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DTRA’s advancements in nuclear and radiological detection
A new, more complex nuclear age has begun. Echoing the tensions of the Cold War amid rapidly evolving nuclear and radiological threats, preparedness in the modern age is a contest of scientific innovation. The Research and Development Directorate (RD) at the Defense Threat Reduction Agency (DTRA) is charged with winning this contest.
Technical Session|Criticality Safety
Friday, April 17, 2026|2:30–3:30PM CDT|RUDR 404
Session Chair:
Avery Meyer
Alternate Chair:
Zach Lassater
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TEX-HEU Input Generation and Benchmark Evaluation Toolkits
2:30–2:50PM CDT
Joseph M. Costa (LLNL), Eric Aboud (LLNL), Christopher Fitzgerald (LLNL)
Paper
Nuclear Data Libraries Sensitivity Studies for ORSA Using SCALE
2:50–3:10PM CDT
Evan Hong (NCSU), Walid A. Metwally (ORNL), Cihangir Celik (ORNL), Alexander Lang (ORNL), Alex Shaw (ORNL), Veronica V. Karriem (ORNL)
Enhanced Criticality Safety for Fissionable Solutions
3:10–3:30PM CDT
Sean J. Smith (Univ. Tennessee, Knoxville), Christopher R. Clark (Univ. Tennessee, Knoxville), Elliott Hebert (Univ. Tennessee, Knoxville)
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