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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
November 2025
Nuclear Technology
October 2025
Fusion Science and Technology
Latest News
The current status of heat pipe R&D
Idaho National Laboratory under the Department of Energy–sponsored Microreactor Program recently conducted a comprehensive phenomena identification and ranking table (PIRT) exercise aimed at advancing heat pipe technology for microreactor applications.
Technical Session|Sponsored by NCSD
Wednesday, November 20, 2024|1:00–2:45PM EST|Fantail
Session Chair:
Joshua Gogolski
Alternate Chair:
Theresa E. Cutler
Session Organizer:
Benjamin Martin
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Calculation of Extended Subcritical Mass Limits in ANSI/ANS-8.1-2014
1:00–1:20PM EST
T.M. Greene (ORNL), D.G. Bowen (ORNL), G. Radulescu (ORNL)
Paper
Criticality Safety Validation Methods for Heat-Source Plutonium
1:20–1:40PM EST
James Suthon (Univ. New Mexico), Christopher Perfetti (Univ. New Mexico)
Lessons Learned in Drafting ANSI/ANS-8.28-2024, Administrative Practices for the Use of Nondestructive Assay Measurements for Nuclear Criticality Safety
1:40–2:00PM EST
Jeff Chapman (National Nuclear Security Administration), Ernest Elliott (BWX Technologies)
Exploration of Firefighting Techniques and how this Affects Criticality Safety Advice at Sellafield Ltd
2:00–2:20PM EST
David Kirkwood (Sellafield), Amy van der Vyver (Sellafield)
Investigation of Benchmark keff Sensitivity and Uncertainty for 239Pu Fission in Specific Energy Ranges
2:20–2:40PM EST
J. Hutchinson (LANL), K. Amundson (LANL), P. Brain (LANL), T. Cutler (LANL), N. Kleedtke (LANL), R. Little (LANL), D. Neudecker (LANL)
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