Quantifying Uncertainty in Residual Stress Measurements: a Cross-Method Perspective I

Tuesday, October 21, 2025: 9:10 AM-10:40 AM
140A (Huntington Place Convention Center)
Dr. Tommaso Grossi, University of Pisa and Dr. Michael B. Prime, Los Alamos National Laboratory
9:10 AM
Introductory Remarks
9:20 AM
Comparisons of Representative Volume Elements for Mechanical and Diffraction Stress Measurements
Prof. Darren Pagan, Ph.D., The Pennsylvania State University; Prof. I. Cevdet Noyan, Columbia University
9:40 AM
Uncovering Bias and Underestimated Errors in Neutron Diffraction Residual Strain Measurements
Mr. Cole Franz, The University of Tennessee, Knoxville; Dr. Michael B. Prime, Los Alamos National Laboratory; Dr. Jeff Bunn, Oak Ridge National Laboratory; Dr. E. Andrew Payzant, Oak Ridge National Laboratory; Dr. Katharine Page, The University of Tennessee, Knoxville
10:00 AM
When confidence intervals are too confident: how inverse methods fool us and how to fix them
Dr. Tommaso Grossi, University of Pisa
10:20 AM
Beating the “Unknowable” Bias in Residual Stress Inverse Solutions
Dr. Michael B. Prime, Los Alamos National Laboratory
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