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Conference Spotlight
2025 ANS Winter Conference & Expo
November 9–12, 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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Nuclear Science and Engineering
October 2025
Nuclear Technology
September 2025
Fusion Science and Technology
Latest News
NNSA awards BWXT $1.5B defense fuels contract
The Department of Energy’s National Nuclear Security Administration has awarded BWX Technologies a contract valued at $1.5 billion to build a Domestic Uranium Enrichment Centrifuge Experiment (DUECE) pilot plant in Tennessee in support of the administration’s efforts to build out a domestic supply of unobligated enriched uranium for defense-related nuclear fuel.
Technical Session|Sponsored by MCD
Monday, November 18, 2024|3:15–5:00PM EST|Biscayne 3
Session Chair:
Matthew Jessee (ORNL)
Alternate Chair:
Sebastian Schunert
Session Organizer:
Koroush Shirvan (MIT)
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Resolving Temperature Feedback Anomalies in Monte Carlo Neutron Transport Codes
3:15–3:35PM EST
William Fritsch (Univ. Tennessee, Knoxville), Gabriel Lentchner (Univ. Tennessee, Knoxville), Noah Walton (Univ. Tennessee, Knoxville), Robert Crowder (Univ. Tennessee, Knoxville), Ethan Wever (Univ. Tennessee, Knoxville), Ondrej Chvala (Univ. Tennessee, Knoxville), Kevin Clarno (Univ. Texas, Austin), Vlad Sobes (Univ. Tennessee, Knoxville)
Paper
Variance Reduction and Population Control for Time-Dependent Neutron Transport
3:35–3:55PM EST
Jordan Northrop (Oregon State), Ilham Variansyah (Oregon State), Todd Palmer (Oregon State), Camille J. Palmer (Oregon State)
Criticality Calculations with Negative Angular Distributions in Monte Carlo Simulations
3:55–4:15PM EST
Parth Singh (Rensselaer Polytechnic Institute), Hunter Belanger (Rensselaer Polytechnic Institute)
Hyperreduction for Neutron Transport
4:15–4:35PM EST
Quincy Huhn (TAMU), Suparno Bhattcharyya (TAMU), Jean Ragusa (TAMU)
Bell Function-Based Analytic Two-Region Slowing Down Method for Double Heterogeneous Problem
4:35–4:55PM EST
Hansol Park (ANL), Yeon Sang Jung (ANL), Changho Lee (ANL)
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