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
NRC cancels advanced reactor meeting due to government shutdown
The Nuclear Regulatory Commission has announced it is cancelling an upcoming advanced reactor stakeholder meeting, originally scheduled for November 19, due to the government shutdown and the limitations on staffing at the agency.
Technical Session
Monday, October 4, 2021|10:40AM–12:20PM EDT
Session Chair:
Jaakko Leppanen (VTT Technical Research Centre of Finland, Ltd.)
Session Organizer:
Jeffery D. Densmore (Naval Nuclear Laboratory)
Student Producer:
Nicholas Herring (Univ. of Michigan)
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.
Solving Eigenvalue Transport Problems With Negative Weights and Regional Cancellation
10:40–11:05AM EDT
Hunter Belanger (CEA Saclay), Davide Mancusi (CEA Saclay), Andrea Zoia (CEA Saclay)
Paper
Weighted Delta Tracking Performance Evaluation in the Presence of Localized Heavy Absorbers
11:05–11:30AM EDT
Valeria Raffuzzi (Univ. of Cambridge), Eugene Shwageraus (Univ. of Cambridge), Lee Morgan (AWE)
Woodcock Delta Tracking With Arbitrary Sampling Parameters in Fission and Fusion Reactor Models
11:30–11:55AM EDT
Impact of Sampling Strategies in the Polynomial Chaos Surrogate Construction for Monte Carlo Transport Applications
11:55AM–12:20PM EDT
Gianluca Geraci (Sandia), Aaron J. Olson (Sandia)
To join the conversation, you must be logged in and registered for the meeting.
