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.
Explore membership for yourself or for your organization.
Conference Spotlight
2025 ANS Winter Conference & Expo
November 8–12, 2025
Washington, DC|Washington Hilton
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
Nov 2025
Jul 2025
Latest Journal Issues
Nuclear Science and Engineering
December 2025
Nuclear Technology
November 2025
Fusion Science and Technology
Latest News
White House taps Douglas Weaver for NRC role
The Trump White House has nominated seasoned nuclear regulatory expert Douglas Weaver for a commissioner seat on the Nuclear Regulatory Commission. If confirmed, Weaver would fill the seat vacated by NRC commissioner Annie Caputo, who resigned in July.
Weaver’s nomination was sent earlier today to the Senate Environment and Public Works Committee. If confirmed, he would finish the remainder of Caputo’s term, which expires June 30, 2026.
Technical Session|Sponsored by RPD
Thursday, November 19, 2020|2:30–4:15PM EST
Session Chair:
Kristin Stolte (Texas A&M Univ.)
Alternate Chair:
Massimiliano Fratoni
Session Organizer:
Pavel V. Tsvetkov
Staff Producer:
Jay Bogardus (American Nuclear Society)
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.
Implementation of Partial Current Discontinuity Factors in VARIANT Nodal Transport Analysis
Puran Deng (University of Michigan Ann Arbor), Won Sik Yang (University of Michigan), Robert N. Wahlen (Niowave, Inc.), Chad P. Denbrock (Niowave Inc.), Terry L. Grimm (Niowave, Inc.)
Paper
Analytic Insights into the Neutronic Characteristics of Neutron Moderators from MCNP Calculations
Donald K. Parsons (Los Alamos)
Energy Deposition in the OpenMC Monte Carlo Particle Transport Code
Paul K. Romano (Argonne National Laboratory), Andrew Johnson (Georgia Institute of Technology), Amanda L. Lund (Argonne National Laboratory), Jingang Liang (Tsinghua University)
Fast Reproduction of Time-dependent MOC Calculations using the Reduced Order Model based on the Proper Orthogonal and Singular Value Decompositions
Kosuke Tsujita (Nuclear Engineering, Ltd.), Tomohiro Endo (Nagoya University), Akio Yamamoto (Nagoya University)
Evaluating Methods for Modeling Disk Fuel Samples with SCALE
Tucker D. Sawyer (University of Texas at Austin), Kevin T. Clarno (University of Texas at Austin)
To join the conversation, you must be logged in and registered for the meeting.