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Conference Spotlight
2026 Annual Conference
May 31–June 3, 2026
Denver, CO|Sheraton Denver
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
January 2026
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December 2025
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November 2025
Latest News
Five companies receive DOE awards for HALEU transport packages
Five companies are the recipients of Department of Energy awards to support the development, modification, and licensing of transportation packages for high-assay low-enriched uranium (HALEU) fuel. HALEU, which is enriched between 5 percent and 20 percent, is the type of fuel required for the operation of many of the small advanced nuclear reactors that are being designed and developed by U.S. companies.
The Consortium for Advanced Simulation of Light Water Reactors Virtual Meeting
Technical Session|Sponsored by Radiation Transport Methods
Thursday, November 19, 2020|12:15–2:00PM EST|2
Session Chair:
Bill Martin (Univ. of Michigan)
Alternate Chair:
Tara Pandya (ORNL)
Track Organizer:
Scott Palmtag (NCSU)
Staff Producer:
Nicholas Herring (Univ. of Michigan)
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MPACT Diffusion Coefficient Improvement Through Westinghouse Collaboration
Shane G. Stimpson (Oak Ridge National Laboratory), Thomas J. Downar (University of Michigan), Aaron M. Graham (Oak Ridge National Laboratory), Kang S. Kim (Oak Ridge National Laboratory), Andrew Godfrey (Oak Ridge National Laboratory), Benjamin S. Collins (Oak Ridge National Laboratory), Fausto Franceschini (Westinghouse Electric Corporation)
Paper
Subgrid Methods to Address Axial Heterogeneities in MPACT
Thomas J. Downar (University of Michigan), Benjamin S. Collins (Oak Ridge National Laboratory), Shane G. Stimpson (Oak Ridge National Laboratory), Aaron M. Graham (Oak Ridge National Laboratory)
Verification Framework in MPACT
Jipu Wang (University of Michigan), Martin Pilch (MPilchConsulting), Brendan M. Kochunas (University of Michigan), Benjamin S. Collins (Oak Ridge National Laboratory), Thomas J. Downar (University of Michigan), William R. Martin (University of Michigan)
MPACT Validation
Shane Stimpson (Oak Ridge National Lab), Ben S. Collins (Oak Ridge National Lab), Yuxuan Liu (University of Michigan), Brendan M. Kochunas (University of Michigan), Tom Downar (University of Michigan)
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