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
Thursday, October 7, 2021|8:30–10:10AM EDT
Session Chair:
Benjamin Betzler (ORNL)
Session Organizer:
Shawn D. Pautz (Sandia National Laboratory)
Student Producer:
Joe Coale (NC State Univ.)
To access the session recording, you must be logged in and registered for the meeting.
Register NowLog In
To access paper attachments, you must be logged in and registered for the meeting.
Stability Analysis of Spatial Discretisation in Burn-Up Calculations
8:30–8:55AM EDT
P. Cosgrove (Univ. of Cambridge), N. Adamowicz (Univ. of Michigan)
Paper
Modeling of the Dynamic Reactivity Effect on Account of Periodical Fluctuation in Fuel Medium
8:55–9:20AM EDT
A. Cherezov (Ulsan Nat'l Institute of Science and Technology), D. Lee (Ulsan Nat'l Institute of Science and Technology)
Solving Advection Problems with Isotopic Evolution with SCALE/ORIGEN
9:20–9:45AM EDT
Jin Whan Bae (ORNL), Benjamin R. Betzler (ORNL), William A. Wieselquist (ORNL)
Recent Advances in the Stability Analysis of Burn-Up Calculations
9:45–10:10AM EDT
N. Adamowicz (Univ. of Michigan), P. Cosgrove (Univ. of Cambridge)
To join the conversation, you must be logged in and registered for the meeting.
