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
Fuel Cycle & Waste Management
Devoted to all aspects of the nuclear fuel cycle including waste management, worldwide. Division specific areas of interest and involvement include uranium conversion and enrichment; fuel fabrication, management (in-core and ex-core) and recycle; transportation; safeguards; high-level, low-level and mixed waste management and disposal; public policy and program management; decontamination and decommissioning environmental restoration; and excess weapons materials disposition.
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
Two updated standards on criticality safety published
The American National Standards Institute (ANSI) recently approved two new American Nuclear Society standards covering different aspects of nuclear criticality safety (NCS).
Technical Session
Monday, May 16, 2022|1:30–3:15PM EDT|Ellwood
Session Chair:
Igor Zmijarevic (CEA)
Alternate Chair:
Gumersindo Verdú (Univ. Politècnica de València)
Session Organizer:
Akio Yamamoto
To access session resources, you must be logged in and registered for the meeting.
Register NowLog In
Reference — pdf
To access paper attachments, you must be logged in and registered for the meeting.
High-Order Diamond Differencing Schemes for the Boltzmann Fokker-Planck Equation in 3D Cartesian Geometries
Charles Bienvenue (Polytechnique Montréal), Alain Hebert (Polytechnique Montréal)
Paper
New Modelling Capabilities in IDT
Francesco Filiciotto (CEA), Emiliano Masiello (CEA), Sandrine Lapuerta-Cochet (CEA), Roland Lenain (CEA)
On the Effect of Scalar Flux Weighting of Linearly Anisotropic Scattering Matrices in Few-Group Transport Calculations
B. Babcsány (Budapest Univ. Technology and Economics), Z. I. Böröczki (Budapest Univ. Technology and Economics), J. E. Maróti (Budapest Univ. Technology and Economics), M. Szieberth (Budapest Univ. Technology and Economics)
First-Collision Source Treatment for Ray Effect Mitigation in Discrete-Ordinate Radiation Transport Solutions
A. Christensen (LLNL), A. Kunen (LLNL), J. Loffeld (LLNL), P. Brown (LLNL), R. Vega (LLNL), M. Fratoni (Univ. California, Berkeley), M. Ishii (LLNL)
To join the conversation, you must be logged in and registered for the meeting.
