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
Latest News
ANS joins others in seeking to discuss SNF/HLW impasse
The American Nuclear Society joined seven other organizations to send a letter to Energy Secretary Christopher Wright on July 8, asking to meet with him to discuss “the restoration of a highly functioning program to meet DOE’s legal responsibility to manage and dispose of the nation’s commercial and legacy defense spent nuclear fuel (SNF) and high-level radioactive waste (HLW).”
Technical Session|Sponsored by NCSD
Monday, November 18, 2024|1:00–2:45PM EST|Fantail
Session Chair:
Michael Cartwright (Y-12)
Alternate Chair:
Benjamin Martin
Session Organizer:
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
Improved Solid Angle Formulas for use in Criticality Hand Calculations
1:00–1:20PM EST
Jeffrey A. Favorite (LANL)
Paper
Bias and Bias Uncertainty for High-Burnup and Extended Enrichment Fuels in Criticality Safety Analyses Validation Studies
1:20–1:40PM EST
A. Lang (ORNL), M.N. Dupont (ORNL), A.M. Shaw (ORNL), W.A. Metwally (ORNL), W.J. Marshall (ORNL), C. Celik (ORNL), V. Karriem (ORNL), L. Reed Fassino (ORNL)
What is a Criticality Safety Officer at Savannah River Site
1:40–2:00PM EST
Tracy E. Stover (Savannah River Nuclear Solutions)
CAAS Detectability and Source Term Considerations
2:00–2:20PM EST
Timothy Jackson (Y-12 National Security Complex)
Standardized Criticality Safety Limits in Decommissioning Support at Los Alamos
2:20–2:40PM EST
Trevor Stewart (LANL)
To join the conversation, you must be logged in and registered for the meeting.