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Division Spotlight
Reactor Physics
The division's objectives are to promote the advancement of knowledge and understanding of the fundamental physical phenomena characterizing nuclear reactors and other nuclear systems. The division encourages research and disseminates information through meetings and publications. Areas of technical interest include nuclear data, particle interactions and transport, reactor and nuclear systems analysis, methods, design, validation and operating experience and standards. The Wigner Award heads the awards program.
Meeting Spotlight
International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering (M&C 2025)
April 27–30, 2025
Denver, CO|The Westin Denver Downtown
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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Apr 2025
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Nuclear Science and Engineering
June 2025
Nuclear Technology
May 2025
Fusion Science and Technology
Latest News
Sam Altman steps down as Oklo board chair
Advanced nuclear company Oklo Inc. has new leadership for its board of directors as billionaire Sam Altman is stepping down from the position he has held since 2015. The move is meant to open new partnership opportunities with OpenAI, where Altman is CEO, and other artificial intelligence companies.
Technical Session|Sponsored by RPD
Wednesday, November 15, 2023|1:00–2:45PM EST|Gunston East/West
Session Chair:
Aaron Epiney (INL)
Alternate Chair:
Paul Talbot (INL)
Session Organizer:
Frederick N. Gleicher (ORNL)
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Estimating the Molten Salt Flow Rate for the MSRE Isothermal Transient Benchmark Development
1:00–1:20PM EST
Mohamed Elhareef (Virginia Commonwealth Univ.), Zeyun Wu (Virginia Commonwealth Univ.)
Paper
Heat and Mass Transfer Coefficients in the Molten Salt Reactor Experiment
1:20–1:40PM EST
Kyoung O. Lee (ORNL), Robert K. Salko (ORNL), Matthew A. Jessee (ORNL), Shane Henderson (ORNL), Dave J. Kropaczek (ORNL), Zachary D. Bevans (ORNL)
Parameters of Neutron Diffusion Equation for Temperature Effect of MSRE
1:40–2:00PM EST
Kyoung O. Lee (ORNL), Zachary D. Bevans (ORNL), Donny Hartanto (ORNL), Matthew A. Jessee (ORNL), Dave J. Kropaczek (ORNL)
Modeling The DLOFC Accident Scenario of HTR-PM Equilibrium Core Using NEAMS Tools
2:00–2:20PM EST
Mustafa Jaradat (INL), Sebastian Schunert (INL), Joshua Hanophy (INL), Javier Ortensi (INL)
Multiphysics Analysis of the MSRE Experiment Using Griffin-SAM Coupled Code System
2:20–2:40PM EST
Mustafa Jaradat (INL), Javier Ortensi (INL), Gang Yang (ANL), Rui Hu (ANL), Ling Zou (ANL)
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