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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!
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Nuclear Science and Engineering
October 2025
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September 2025
Fusion Science and Technology
Latest News
NNSA awards BWXT $1.5B defense fuels contract
The Department of Energy’s National Nuclear Security Administration has awarded BWX Technologies a contract valued at $1.5 billion to build a Domestic Uranium Enrichment Centrifuge Experiment (DUECE) pilot plant in Tennessee in support of the administration’s efforts to build out a domestic supply of unobligated enriched uranium for defense-related nuclear fuel.
Technical Session|Sponsored by RPD
Wednesday, June 14, 2023|10:00–11:45AM EDT|Kentucky
Session Chair:
Jason Hou (NCSU)
Alternate Chair:
Pavel V. Tsvetkov
Session Organizer:
Massimiliano Fratoni (UC Berkeley)
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On-the-Fly Energy Group Condensation for Whole-Core Multiphysics Simulations
10:00–10:20AM EDT
Aaron M. Graham (ORNL), Kang-Seog Kim (ORNL)
Paper
Fixed-Source Diffusion Solver in PARCS
10:20–10:40AM EDT
Oscar Lastres (Purdue), Yunlin Xu (Purdue)
Application of Equivalent Dancoff Factor Method for Resonance Calculation of Double Heterogeneous Fuel
10:40–11:00AM EDT
Akio Yamamoto (Nagoya Univ.), Tomohiro Endo (Nagoya Univ.)
Presentation Slides (Visible to Attendees)
Direct Multi-Group Cross-Sections via NJOY+OJOYU for PWR and FLiBe-MSR Reactor Systems
11:00–11:20AM EDT
Meng-Jen (Vince) Wang (Univ. Utah), Michael Simpson (Univ. Utah), Glenn E. Sjoden (Univ. Utah)
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