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Conference Spotlight
2026 ANS Annual Conference
May 31–June 3, 2026
Denver, CO|Sheraton Denver
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Hanford contractor settles fraud suit for $3.45M
Hanford Site services contractor Hanford Mission Integration Solutions (HMIS) has agreed to pay the Department of Justice $3.45 million as part of a settlement agreement resolving allegations that HMIS overcharged the Department of Energy for millions of dollars in labor hours at the nuclear site in Washington state.
Technical Session|Technology Research and Development
Thursday, April 30, 2026|1:00–2:00PM EDT|Room 306
Session Chair:
June F. Zakrajsek (The Aerospace Corporation)
Alternate Chair:
Tyler Steiner (NASA GRC)
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Harnessing Cloud and AI to Accelerate Space Nuclear Technology Development
1:00–1:06PM EDT
Juan Carlos Lopez (Microsoft), Nelli Babayan
Paper
foamForNuclear: Fully Open-Source, Resource-Efficient Multiphysics for Space Nuclear Systems
1:06–1:12PM EDT
Carlo Fiorina (Texas A&M University College Station), Thomas Guilbaud (Ecole Polytechnique Federale de Lausanne), Giovanni Nervi (Ecole Polytechnique Federale de Lausanne), Alessandro Scolaro (Ecole Polytechnique Federale de Lausanne)
Innovative UZrCN Synthesis by Nitrogen Heat Treatment of UZrC
1:12–1:18PM EDT
David M. Sanches (Idaho National Laboratory), James M. Zillinger (Idaho National Laboratory), Sarah Hamilton (Idaho National Laboratory)
ZrC grain growth at conditions relevant to space nuclear propulsion
1:18–1:24PM EDT
Katherine I. Montoya (Oak Ridge National Laboratory), Bryan Conry (Oak Ridge National Laboratory), Wesley Jones (Oak Ridge National Laboratory), Ryan Heldt, Brandon A. Wilson (Oak Ridge National Laboratory), Eddie Lopez Honorato (Oak Ridge National Laboratory)
Advancing Space Nuclear Fuel Development: A Comprehensive Strategy from Prototyping to Production
1:24–1:30PM EDT
Ryan T. Swanson (BWX Technologies, Inc.), Sabrina McCoy
Comprehensive Uncertainty Quantification Approach for First of Kind Space Reactors Neutronics Modeling
1:30–1:36PM EDT
Ryan T. Swanson (BWX Technologies, Inc.), Chase Lawing (BWX Technologies, Inc.), Andy Rivas (BWX Technologies, Inc.)
Applying a Comprehensive Uncertainty Quantification Framework to U.S. Government Space Reactor Designs: Insights from Propulsion and Power Reactors
1:36–1:42PM EDT
Assessing Reactivity Uncertainty in Space Reactors Under Nuclear Data Limitations: Covariance Inconsistency, Missing Benchmarks, and Validation Gaps
1:42–1:48PM EDT
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