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
September 2025
Nuclear Technology
August 2025
Fusion Science and Technology
Latest News
Oklo selects Kiewit for construction of first Aurora Powerhouse
Following the signing of a new agreement, Kiewit Nuclear Solutions, a subsidiary of Kiewit Corporation, is officially the lead constructor for Oklo’s first commercial Aurora powerhouse, which will be built at Idaho National Laboratory.
Technical Session|Advanced Reactors
Tuesday, July 22, 2025|4:05–5:45PM EDT|Palm Room
Session Chair:
Steve E. Skutnik
Alternate Chair:
Joe Fuel
Session Organizer:
Scott P. Palmtag
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
MARIE: A Python-Based Framework for Comprehensive Fuel Recycling Modeling
4:05–4:30PM EDT
Steve E. Skutnik (ORNL), Randy Ngelale (ORNL), Laura Arias Chavez (ORNL), Robert A. Lefebvre (ORNL), Jin Whan Bae (ORNL), Brianna Hiscox (ORNL), Leigh Martin (ORNL), Andrew Worrall (ORNL)
Paper
MOX and UOx Fuel Multi Recycling in Pressurized Water Reactors
4:30–4:55PM EDT
Hervé Billat (EDF), Enrico Girardi (EDF R&D), Francois-Xavier de Cordoue (EDF), Loic Pussard (EDF), Guillaume Vaast (EDF), Badiaa Amekraz (Framatome)
Selective Conversion of Transuranic Oxides to Species Soluble in Molten Chloride Salt - Validation of the First Stage of the WATSS Recycling Process
4:55–5:20PM EDT
J. P. Zuniga (Moltex Energy), I. Scott (Moltex Energy), O. Gregoire (Moltex Energy), A. D. Warren (Moltex Energy), R. Brown (Moltex Energy), G. Cota-Sanchez (Canadian Nuclear Laboratory), L. Bradford (Canadian Nuclear Laboratory), D. Cluff (Canadian Nuclear Laboratory), K. Kovack (Canadian Nuclear Laboratory), D. Poff (Canadian Nuclear Laboratory), R. O'Sullivan (Moltex Energy)
Modeling a Thermal-Spectrum LEU-fueled Molten Salt Reactor Co-fueled with Thorium in SCALE 6.3.1 and Serpent-2
5:20–5:45PM EDT
C. Erika Moss (Univ. Tennessee, Knoxville), Ondrej Chvala (Univ. Tennessee, Knoxville), Donny Hartanto (ORNL), John P. Carter (INL)
To join the conversation, you must be logged in and registered for the meeting.
