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
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
EnergySolutions to help explore advanced reactor development in Utah
Utah-based waste management company EnergySolutions announced that it has signed a memorandum of understating with the Intermountain Power Agency and the state of Utah to explore the development of advanced nuclear power generation at the Intermountain Power Project (IPP) site near Delta, Utah.
Technical Session|Sponsored by RPSD|Cosponsored by RPD
Tuesday, June 9, 2020|2:30–4:15PM EDT
Session Chair:
Amir A. Bahadori
Alternate Chair:
Alexander E. Perry
Session Organizer:
Michael Lorne Fensin
Staff Producer:
Daryl Rizzo (American Nuclear Society)
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Investigation into the Breakdown of Assumptions for 1D Radiation Transport in Air
L. M. Rolison (LANL), M. L. Fensin (LANL), K. C. Kelley (LANL), S. S. McCready (LANL)
Paper
First Steps in Scaling Adjoint Response to Areal Density for 1-D Neutron Transport in Air
M. L. Fensin (LANL)
International Platforms to Perform Atmospheric Dispersion Models for Dose Projection
Sanjoy Mukhopadhyay (IAEA)
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