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
Nuclear Energy Conference & Expo (NECX)
September 8–11, 2025
Atlanta, GA|Atlanta Marriott Marquis
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!
Latest Magazine Issues
Jul 2025
Jan 2025
Latest Journal Issues
Nuclear Science and Engineering
August 2025
Nuclear Technology
Fusion Science and Technology
July 2025
Latest News
Recent surveys confirm high levels of U.S. nuclear support
Surveys have consistently indicated that public support in the United States for the use of nuclear energy has been increasing in recent years. Four recent surveys continue to suggest that near-record-high numbers of Americans support nuclear energy. However, the survey results differ—sometimes widely—in the details of their findings.
19th International Conference on Probabilistic Safety Assessment and Analysis (PSA 2025)
Technical Session|Sponsored by NISD
Tuesday, June 17, 2025|1:00–2:45PM CDT|Chicago Ballroom C
Session Chair:
Ha H. Bui
Alternate Chair:
Rawan Mustafa
Session Organizer:
David Grabaskas
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
Fire PRA Human Failure Event Dependency Considerations with FLEX
1:00–1:20PM CDT
Dillon Sanders (Engineering Planning & Management, Inc.), Casey Weiser (Duke Energy)
Paper
Extending A Mathematical Equation for Quantification of FLEX Action Dependencies
1:20–1:40PM CDT
Yochan Kim (Korea Atomic Energy Research Institute), Jaewhan Kim (Korea Atomic Energy Research Institute), Jinkyun Park (Korea Atomic Energy Research Institute)
Presentation Slides (Visible to Attendees)
Applying the SPAR-H Human Reliability Methodology to FLEX Strategies
1:40–2:00PM CDT
Sergio Courtin (Univ. Politécnica de Madrid), César Queral (Univ. Politécnica de Madrid)
Overview of Credible Dependent Failure Mechanism (CDFM) Dependency Methodology - A New EPRI HRA Dependency Method
2:00–2:20PM CDT
Eric Thornsbury (EPRI), Kaydee Gunter (Jensen Hughes), Jeff Julius (Jensen Hughes), Annika Macleod (Jensen Hughes), Davide Mercurio (Jensen Hughes), Pierre Macheret (Jensen Hughes)
To join the conversation, you must be logged in and registered for the meeting.
