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
2025 ANS Winter Conference & Expo
November 9–12, 2025
Washington, DC|Washington Hilton
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
Sep 2025
Jan 2025
Latest Journal Issues
Nuclear Science and Engineering
September 2025
Nuclear Technology
Fusion Science and Technology
October 2025
Latest News
A wave of new U.S.-U.K. deals ahead of Trump’s state visit
President Trump will arrive in the United Kingdom this week for a state visit that promises to include the usual pomp and ceremony alongside the signing of a landmark new agreement on U.S.-U.K. nuclear collaboration.
Technical Session|Sponsored by NCSD|Cosponsored by FCWMD, RPD
Wednesday, June 19, 2024|8:00–9:45AM PDT|Jasmine G
Session Chair:
Kelsey Amundson
Session Organizer:
Alternate Chair:
Jesse Brown
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
Nuclear Data Needs for MCFR Reactors
8:00–8:20AM PDT
T. Cisneros (TerraPower), M. Wargon (TerraPower)
Paper
Design of Pre-Moderated Pulsed-Neutron Die-Away Experiments to Validate the Thermal Scattering Law of Beryllium
8:20–8:40AM PDT
Rida Rahman (Univ. Tennessee, Knoxville), Daniel Siefman (Univ. California, Berkeley), Ruby Araj (LLNL), Catherine Percher (LLNL), Vladimir Sobes (Univ. Tennessee, Knoxville)
Bayesian Inference Re-estimation of 9Be(α, n) Cross Sections by Using Neutron Spectra Measurements
8:40–9:00AM PDT
Sylvain Bertholon (CEA), Anis Ben-Yelles (CEA), David Bernard (CEA)
Review of Available Critical Experiments and Critical Experiments Facilities to Perform High-Assay Low-Enriched Uranium Fuel Transport Validation for Advanced Reactor Deployment
9:00–9:20AM PDT
M.N. Dupont (ORNL), K.L. Reed Fassino (ORNL), W.J. Marshall (ORNL), W.A. Metwally (ORNL), W.A. Wieselquist (ORNL)
A Methodology for Validating the Evolution of Start-up Neutron Sources
9:20–9:30AM PDT
Anis Ben-Yelles (CEA)
To join the conversation, you must be logged in and registered for the meeting.
