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!
Latest Magazine Issues
Apr 2025
Jan 2025
Latest Journal Issues
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 OPD
Monday, June 16, 2025|1:00–2:45PM CDT|State
Session Chair:
William N. Mann
Session Organizer:
Alternate Chair:
Ben Holtzman
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
First-Principles Cost Analysis of Advanced High-Temperature Nuclear Plants
1:00–1:20PM CDT
Jacob H. Prosser (Strategic Analysis, Inc.), Max B. Graham (Strategic Analysis, Inc.), Timothy Duffy (Strategic Analysis, Inc.)
Paper
NE-COST plug-in: Expanding ACCERT's Capabilities for Life-Cycle Cost Modeling
1:20–1:40PM CDT
Jia Zhou (ANL), Nicolas E. Stauff (ANL), Edward A. Hoffman (ANL)
Open Architecture for Cost Savings in Advanced Nuclear Reactors
1:40–2:00PM CDT
Esther N. Ollennu (Univ. Wisconsin, Madison), Ben Lindley (Univ. Wisconsin, Madison), Nahuel Guaita (INL), Sunming Qin (INL)
Modeling of Nuclear Power Plant Construction Schedule to Evaluate Construction Risk
2:00–2:20PM CDT
Khaldoon Al-Dawood (INL), Levi M. Larsen (INL)
Uranium Enrichment Plant Economics
2:20–2:40PM CDT
Benjamin S. Jordan (American Centrifuge), David C. O'Keefe (American Centrifuge), Jeffrey R. Cooper (American Centrifuge)
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