ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
Explore the many uses for nuclear science and its impact on energy, the environment, healthcare, food, and more.
Explore membership for yourself or for your organization.
Conference Spotlight
2026 Nuclear Energy Conference & Expo (NECX)
August 24–27, 2026
Dallas, TX|Hilton Anatole
Latest Magazine Issues
Aug 2026
Jan 2026
2026
Latest Journal Issues
Nuclear Science and Engineering
October 2026
Nuclear Technology
September 2026
Fusion Science and Technology
August 2026
Latest News
Reactor criticality, states’ new nuclear plans among NECX 2026 highlights
The second day of the Nuclear Energy Conference & Expo (NECX 2026) kicked off with success stories on the start-up and state levels.
In Wednesday’s opening plenary session, representatives of three of the four companies that reached criticality on or before Executive Order 14301’s July 4 target date—Aalo Atomics, Antares Nuclear, and Deployable Energy—talked about the run-up to meeting the deadline. Following the opener, officials from Kentucky, New York, and Utah discussed ambitious plans to expand nuclear power in their respective states.
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
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
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)
