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
Aug 2025
Jan 2025
Latest Journal Issues
Nuclear Science and Engineering
September 2025
Nuclear Technology
Fusion Science and Technology
August 2025
Latest News
Startup looks to commercialize inertial fusion energy
Another startup hoping to capitalize on progress the Department of Energy’s Lawrence Livermore National Laboratory has made in realizing inertial fusion energy has been launched. On August 27, San Francisco–based Inertia Enterprises, a private fusion power start-up, announced the formation of the company with the goal of commercializing fusion energy.
19th International Conference on Probabilistic Safety Assessment and Analysis (PSA 2025)
Technical Session|Sponsored by NISD
Tuesday, June 17, 2025|3:15–5:00PM CDT|Houston/Kansas City
Session Chair:
Robby Christian
Alternate Chair:
F. Gregory Hudson
Session Organizer:
David Grabaskas
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
Recent Updates to the Dynamic Physical Security Risk Assessment Methodology for Light Water Reactors
3:15–3:35PM CDT
Robby Christian (INL), Steven Prescott (INL), Shawn St. Germain (INL), Vaibhav Yadav (INL), Christopher P. Chwasz (INL), Andrew E. Johnson (Rensselaer Polytechnic Institute)
Paper
Presentation Slides (Visible to Attendees)
The Value of Developing Quantitative Estimates of Attack Likelihood for Risk-Informed Security
3:35–3:55PM CDT
Tim Sande (Enercon Services, Inc.)
A Risk-Informed Framework for Managing Nuclear Facility Security Risks
3:55–4:15PM CDT
Lon Dawson (Sandia), Rick Grantom (CR Grantom & Associates, LLC), Greg Hudson (Metcalfe PLLC), Tim Sande (Enercon Services, Inc.), Ricky Summitt (Enercon Services, Inc.), Bob Youngblood (INL)
Evaluating Security Performance Indicators for Risk-informed Performance-based regulation in the Republic of Korea
4:15–4:35PM CDT
Hyunjoo Lee (Korea Institute of Nuclear Nonproliferation and Control), Subong Lee (Korea Insitute of Nuclear Nonproliferation and Control)
Performing Numerical Analysis of Cybersecurity Options Using Dynamic Risk Analysis Tool EMRALD
4:35–4:55PM CDT
Steven Prescott (INL), Emerald Ryan (INL), Courtney Otani (INL), Justin Welch (INL)
To join the conversation, you must be logged in and registered for the meeting.