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Conference Spotlight
2025 ANS Winter Conference & Expo
November 8–12, 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
December 2025
Nuclear Technology
November 2025
Fusion Science and Technology
Latest News
DNFSB’s Summers ends board tenure, extending agency’s loss of quorum
Lee
Summers
The Defense Nuclear Facilities Safety Board, the independent agency responsible for ensuring that Department of Energy facilities are protective of public health and safety, announced that the board’s acting chairman, Thomas Summers, has concluded his service with the agency, having completed his second term as a board member on October 18.
Summers’ departure leaves Patricia Lee, who joined the DNFSB after being confirmed by the Senate in July 2024, as the board’s only remaining member and acting chair. Lee’s DNFSB board term ends in October 2027.
Advances in Thermal Hydraulics (ATH 2024)
Technical Session
Wednesday, November 20, 2024|3:15–5:00PM EST|Coral B
Session Chair:
SuJong Yoon (TerraPower)
Alternate Chair:
Victor Habiyaremye (NRG)
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Preliminary Experiment on Local Hot Spots in Liquid Metal Cooled Wire-wrapped Pin Bundles
3:15–3:35PM EST
Taehwan Ahn (ETH Zurich), Victor Petrov (ETH Zürich), Annalisa Manera (ETH Zürich), Wilhelm-Martin Bissels (PSI)
Paper
Code Comparison of SE2ANL and DASSH Using a Medium-Size SFR
3:35–3:55PM EST
Michael A. Smith (ANL), Kyle Ramey (ANL), Nicolas Stauff (ANL)
Modeling of Natural Convection in Low Prandtl Number Fluids Using a Novel Local Algebraic Heat Flux Model
3:55–4:15PM EST
Victor Habiyaremye (Nuclear Research and Consultancy Group), Akshat Mathur (Nuclear Research and Consultancy Group), Ferry Roelofs (Nuclear Research and Consultancy Group)
Coupling SAS-FATE for Mechanistic Source Term Analysis of Lead-Cooled Fast Reactors
4:15–4:35PM EST
Sung Jin Lee (Fauske & Assoc.), Luciano Maniaci (Westinghouse Electric Co.), Jim Scobel (Westinghouse Electric Co.), Jun Liao (Westinghouse Electric Co.), Paolo Ferroni (Westinghouse Electric Co.), Dan O’Grady (ANL)
Experimental Friction Factor for Wire-Wrapped Bundle with a Porous Blockage
4:35–4:55PM EST
Matthew Kinsky (TAMU), Dalton Pyle (TAMU), Craig Menezes (TAMU), Yassin Hassan (TAMU)
Numerical Study on Sodium Heat Transfer Characteristics for PLANDTL 37-Pin Fuel Assembly
4:55–5:05PM EST
Won-Seok Ryoo (Gachon Univ.), Gi-Uk Choi (Gachon Univ.), Jae-Ho Jeong (Gachon Univ.)
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