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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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Oct 2025
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Nuclear Science and Engineering
November 2025
Nuclear Technology
October 2025
Fusion Science and Technology
Latest News
Russia withdraws from 25-year-old weapons-grade plutonium agreement
Russia’s lower house of Parliament, the State Duma, approved a measure to withdraw from a 25-year-old agreement with the United States to cut back on the leftover plutonium from Cold War–era nuclear weapons.
Technical Session
Wednesday, September 17, 2025|1:00–2:40PM CDT|Grand Salon AB
Session Chair:
Cole Kolstelac
Alternate Chair:
Jesson D. Hutchinson
Session Organizer:
Rowdy Davis
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TRISO-form HALEU-fueled Experiment for Transport Applications (THETA) Experimental Design and Simulation Results
1:00–1:20PM CDT
Kristin Stolte (LANL), Alex Levinsky (LANL), Christopher Campbell (Kairos Power), Nader Satvat (Kairos Power), Theresa Cutler (LANL)
Paper
The National Criticality Experiments Research Center: Accomplishments and Experiments Related to Criticality Safety in the Last Three Years
1:20–1:40PM CDT
George E. McKenzie (LANL), Kelsey Amundson (LANL), Theresa E. Cutler (LANL), Nicholas W. Thompson (LANL), Nicholas H. Whitman (LANL)
Quantifying Benchmark Submission Improvement with TSUNAMI-IP and TSURFER
1:40–2:00PM CDT
Rowdy Davis (Univ. New Mexico), Christopher M. Perfetti (Univ. New Mexico), Larry L. Wetzel (LL Wetzel, LLC.)
Lilith: An Enduring Plutonium Critical Assembly
2:00–2:20PM CDT
Cole Kostelac (LANL), Jesson D. Hutchinson (LANL), George E. McKenzie (LANL), Kristin N. Stolte (LANL), Robert C. Little (LANL)
Enhancements to the KENO Validation Benchmark for Spent Fuel Pool Criticality Analyses
2:20–2:30PM CDT
Robert Hall (Duke Energy), David S. Orr (Duke Energy)
Absolute Efficiency Characterization of Neutron Detectors within Radioisotope Identification Devices
2:30–2:40PM CDT
Nuria A. Putnam (TAMU), Craig M. Marianno (TAMU), Nicholas H. Whitman (LANL), Sam Meijer (LANL), Jesson D. Hutchinson (LANL)
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