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
DOE issues new NEPA rule and procedures—and accelerates DOME reactor testing
Meeting a deadline set in President Trump’s May 23 executive order “Reforming Nuclear Reactor Testing at the Department of Energy,” the DOE on June 30 updated information on its National Environmental Policy Act (NEPA) rulemaking and implementation procedures and published on its website an interim final rule that rescinds existing regulations alongside new implementing procedures.
Technical Session|Sponsored by NCSD
Wednesday, June 14, 2023|8:00–9:45AM EDT|Florida/Illinois
Session Chair:
Walid Metwally (ORNL)
Alternate Chair:
Benjamin Martin
Session Organizer:
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
Impact of Thermal Scattering Law on Similarity Assessment in Light-Water or Polyethylene-Moderated Systems
8:00–8:20AM EDT
Travis M. Greene (ORNL), William J. Marshall (ORNL), Alexander Lang (ORNL), Travis Zipperer (PNNL)
Paper
Flattop Benchmark Reevaluation Update
8:20–8:40AM EDT
Kristin Stolte (LANL), Theresa Cutler (LANL), Dave Hayes (LANL)
Ab Initio Evaluation of Plutonium Dioxide S(α,β) and Thermal Neutron Cross Sections
8:40–9:00AM EDT
J.P.W. Crozier (NCSU), A.I. Hawari (NCSU)
Impact of Cross Section Libraries on Loading Curves for Burnup Credit Criticality Safety Analysis Models
9:00–9:20AM EDT
Rabab Elzohery (ORNL), Germina Ilas (ORNL)
To join the conversation, you must be logged in and registered for the meeting.
