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Conference Spotlight
2025 ANS Winter Conference & Expo
November 9–12, 2025
Washington, DC|Washington Hilton
Standards Program
The Standards Committee is responsible for the development and maintenance of voluntary consensus standards that address the design, analysis, and operation of components, systems, and facilities related to the application of nuclear science and technology. Find out What’s New, check out the Standards Store, or Get Involved today!
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Nuclear Science and Engineering
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October 2025
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Latest News
NRC nominee Nieh commits to independent safety mission
During a Senate Environment and Public Works Committee hearing today, Ho Nieh, President Donald Trump’s nominee to serve as a commissioner at the Nuclear Regulatory Commission, was urged to maintain the agency’s independence regardless of political pressure from the Trump administration.
19th International Conference on Probabilistic Safety Assessment and Analysis (PSA 2025)
Technical Session|Sponsored by NISD
Wednesday, June 18, 2025|3:15–5:00PM CDT|Purdue/Wisconsin
Session Chair:
Michelle Bensi
Alternate Chair:
Rick Grantom
Session Organizer:
David Grabaskas
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Towards Uncertainty Quantification : Efficient Surrogate Models In Coupled Fluid-Structure Interaction For Fuel Assembly Bow
3:15–3:35PM CDT
Ali Abboud (CEA - Ecole Polytechnique l'X), Josselin Garnier (CMAP, CNRS, École polytechnique, Institut Polytechnique de Paris, 91120 Palaiseau, France), Bertrand Leturcq (Université Paris-Saclay, CEA, Service d'Études Mécaniques et Thermiques, 91191, Gif-sur-Yvette, France), Nicolas Lamorte (Framatome, 2 rue du Professeur Jean-Bernard, 69007 Lyon, France), Stanislas d. Lambert (Université Paris-Saclay, CEA, Service d'Études Mécaniques et Thermiques, 91191, Gif-sur-Yvette, France)
Paper
Bayesian Network as a Surrogate Model for Physical Simulations in Probabilistic Risk Assessment
3:35–3:55PM CDT
Jingyu Chen (University of Pittsburgh), Tatsuya Sakurahara (University of Pittsburgh)
Guiding the Formulation of Surrogate Values of Modeling Input Parameters in Screening Analysis of Probabilistic Risk Assessment (PRA)
3:55–4:15PM CDT
Sari Alkhatib (ANL), Tatsuya Sakurahara (University of Pittsburgh), Seyed-A. Reihani (University of Illinois Urbana Champaign), Zahra Mohaghegh (University of Illinois Urbana Champaign)
Incorporating Time-Dependent Delays in Conventional PSA for SLOCA
4:15–4:35PM CDT
Dong Hee Choi (School of Energy Systems Engineering, Chung-Ang University, Seoul, Korea), Man Cheol Kim (School of Energy Systems Engineering, Chung-Ang University)
Bridging Deterministic and Probabilistic Safety Models for Advanced Nuclear Reactors Through Inverse Uncertainty Quantification
4:35–4:55PM CDT
Rawan Mustafa (NCSU), Yahya A. Alzahrani (NCSU), Mihai A. Diaconeasa (NCSU)
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