Nuclear Data Sensitivity, Uncertainties, and Sensitivity Metrics for Tantalum Reflected Systems [Slides]

Conference · Mon Sep 15 00:00:00 EDT 2025

DOI:https://doi.org/10.2172/3006164· OSTI ID:3006164

Hutchinson, Jesson D. ^[1]; Brain, Peter Jacob ^[1]; Catlett, Matthew Loyd ^[1]; Cutler,, Theresa Elizabeth ^[1]; Gibson, Nathan Andrew ^[1]; Herman, Michal W. ^[1]; Kleedtke, Noah Andrew ^[1]; Little, Robert Currie ^[1]; Michaud, Isaac James ^[1]; Neudecker, Denise; ^[1]; Wynne, Nicholas Alan ^[1]

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1. Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)

Nuclear data uncertainties and similarity metrics were investigated for the Thales design. Nuclear data uncertainties decrease dramatically from BLO to ENDF/B-VIII.1 covariances. Similarity metrics were utilize to down-select among proposed experiment design files.

• Research Organization: Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
• Sponsoring Organization: USDOE National Nuclear Security Administration (NNSA), Nuclear Criticality Safety Program (NCSP)
• DOE Contract Number: 89233218CNA000001
• OSTI ID: 3006164
• Report Number(s): LA-UR--25-29476
• Resource Type: Conference presentation
• Conference Information: American Nuclear Society (ANS) Nuclear Criticality Safety Division (NCSD) Topical Meeting; Austin, TX (United States); 15 Sep 2025
• Country of Publication: United States
• Language: English

Related Subjects

Nuclear Criticality Safety Program (NCSP)
Refractory metal
Ta
Thales