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.
Division Spotlight
Isotopes & Radiation
Members are devoted to applying nuclear science and engineering technologies involving isotopes, radiation applications, and associated equipment in scientific research, development, and industrial processes. Their interests lie primarily in education, industrial uses, biology, medicine, and health physics. Division committees include Analytical Applications of Isotopes and Radiation, Biology and Medicine, Radiation Applications, Radiation Sources and Detection, and Thermal Power Sources.
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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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|Multi-Scale, Multi-Physics Simulations
Wednesday, April 30, 2025|10:00–11:40AM MDT|E.P. Ensley A
Session Chair:
Elliott Biondo (ORNL)
Alternate Chair:
Mauricio Tano (INL)
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Coupling of Serpent, SUBCHANFLOW and SuperFINIX for Transient Simulations
10:00–10:25AM MDT
Riku Tuominen (VTT Technical Research Centre of Finland), Ville Valtavirta (VTT Technical Research Centre of Finland)
Paper
Coupled Neutronics and Thermal Hydraulics Simulations of a BWR Fuel Channel in the Version5 Environment
10:25–10:50AM MDT
Raphael Guasch (Polytechnique Montréal), Clément Huet (Polytechnique Montréal), Alain Hébert (Polytechnique Montréal), Cédric Béguin (Polytechnique Montréal), Guy Marleau (Polytechnique Montréal)
Application of Expanded Transfer Functions for Predicting Two-Group Macroscopic Cross Sections in a 3D Nuclear Thermal Propulsion Core
10:50–11:15AM MDT
Bailey Painter (Georgia Tech), Dan Kotlyar (Georgia Tech)
Serpent - BISON - THM Preliminary Multiphysics Modeling of a Nuclear Thermal Propulsion System Fuel Assembly
11:15–11:40AM MDT
Isaac Naupa (INL), Stefano Terlizzi (Penn State), Mark DeHart (INL)
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