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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!
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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|Methods
Monday, April 22, 2024|10:15AM–12:00PM PDT|Continental Ballroom 2
Session Chair:
David Griesheimer (Naval Nuclear Laboratory)
Alternate Chair:
Valeria Raffuzzi (Univ. Cambridge)
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Nemo: A Centralized Model Representation for Reactor Physics Solvers
10:15–10:35AM PDT
P.E. Burke (Naval Nuclear Laboratory), S.J. Douglass (Naval Nuclear Laboratory), D.F. Gill (Naval Nuclear Laboratory), D.P. Griesheimer (Naval Nuclear Laboratory), M.W. Hackemack (Naval Nuclear Laboratory), B.R. Nease (Naval Nuclear Laboratory)
Paper
Assessment of Heuristics for the Automated Generation of 2D Method of Characteristics Mesh
10:35–10:55AM PDT
Kyle Vaughn (Univ. Michigan), Brendan Kochunas (Univ. Michigan)
Presentation Slides (Visible to Attendees)
Geometric Acceleration Structures to Speed Up Cell Searches in OpenMC
10:55–11:15AM PDT
Saad Amin (Mission San Jose High School), Gavin Ridley (MIT), Benoit Forget (MIT)
A Recursive Subdivision Algorithm for Delta-Tracking on Bezier Curve Geometries in SCONE
11:15–11:35AM PDT
Jamie K. Edwards (Univ. Cambridge), Andrew Davis (UKAEA), Eugene Shwageraus (Univ. Cambridge)
A Delta-Tracking Method that Supports Finite-Element Material Properties in Mesh-Based Monte Carlo Codes
11:35–11:55AM PDT
Pablo A. Vaquer (LANL), Michael E. Rising (LANL), Joel A. Kulesza (LANL), Colin A. Weaver (LANL), Colin J. Josey (LANL)
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