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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.
18th International Probabilistic Safety Assessment and Analysis (PSA 2023)
Technical Session|Modeling, Analysis, and Methods (Advanced Methods and Tools)
Tuesday, July 18, 2023|1:00–2:45PM EDT|300C
Session Chair:
Alexander J. Huning
Alternate Chair:
Michael D. Muhlheim
Session Organizer:
Askin Guler Yigitoglu
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Xe-100 PRA Initiating Events and Human Reliability Analysis Modeling Frameworks During the Early Design Stages
1:00–1:25PM EDT
Mostafa Hamza (NCSU), Huafei Liao (X-energy), Luke McSweeney (X-energy), Mark Cursey (X-energy), Karl Fleming (Technology Insights), Glen Lawson (X-energy), Mihai A. Diaconeasa (NCSU)
Paper
The Impact of Small Modular Reactor Design on Licensing and Regulation
1:25–1:50PM EDT
Muhammad Mahad (Ontario Power Generation), Lixuan Lu (Ontario Tech Univ.)
Considerations for the Risk-Informed Performance-Based Regulatory Treatment of Non-Core Sources of Radioactivity for Advanced Reactors
1:50–2:15PM EDT
David Grabaskas (ANL), Ben Chen (ANL), Scott Ferrara (INL), Jason Christensen (INL), Jason Andrus (INL)
NEAMS Activities Supporting Mechanistic Source Term Model Development for Molten Salt Reactors
2:15–2:40PM EDT
Shayan Shahbazi (ANL), Mauricio Tano (INL), Sara Thomas (ANL), Samuel Walker (INL), Abdalla Abou Jaoude (INL), Yeongshin Jeong (ANL), Rushi Gong (Penn State), Dong Hoon Kam (ANL), Ben Chen (ANL), David Grabaskas (ANL)
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