Nuclear Data Week 2025

Session

Covariances

8 Jan 2026, 08:00

Building 555, Hamilton Conference Room

107. Introduction

Denise Neudecker (Los Alamos National Laboratory, Theoretical Division)

08/01/2026, 08:00

108. TBD (Ta181 Covariance)

jesson hutchinson (LANL)

08/01/2026, 08:02

109. TBD (Standards)

Georg Schnabel (IAEA)

08/01/2026, 08:17

110. Using ML to find root causes for discrepancies in experimental data underlying the new 252Cf PFNS Standard

Denise Neudecker (Los Alamos National Laboratory, Theoretical Division)

08/01/2026, 08:32

111. TBD (model UQ RRR)

Vladimir Sobes (University of Tennessee)

08/01/2026, 08:47

112. TBD (exp. UQ and eval. in the URR)

Cole Fritsch (UTK), Noah Walton (LANL)

08/01/2026, 09:02

113. Bayesian Model Mixing and the Bayesian Analysis of Nuclear Dynamics (BAND) Software Framework

Daniel Philips (U. Ohio)

08/01/2026, 09:17

114. The BAND approach to optical potentials

Kyle Beyer (University of Michigan)

08/01/2026, 09:32

116. Covariances for the LLNL Pu239 Evaluation

Andre Sieverding (LLNL)

08/01/2026, 09:57

115. Adjustment of Pu239 Evaluation Using Bayesian Inference

Marc Salinas

08/01/2026, 10:12

117. TBD (AI/ML for photo-induced eval.)

Ajeeta Khatiwada (LANL), Ajeeta Khatiwada (LANL)

08/01/2026, 10:27

118. TBD (photo-induced eval. and cov.)

Noah Walton (LANL)

08/01/2026, 10:42

119. TBD (inventory studies using cov.)

Friederike Bostelmann (Oak Ridge National Laboratory)

08/01/2026, 10:57

120. Gaussian Mixture Models (GMM) for data and covariance evaluations: a phonon density of states case study

Goran Arbanas (Oak Ridge National Laboratory)

08/01/2026, 11:12

121. TBD (TSL cov.)

Chris Chapman (Oak Ridge National Laboratory)

08/01/2026, 11:27

122. TBD (FPY cov.)

Amanda Lewis (LANL)

08/01/2026, 11:42

57. Adjusting VIII.0 mean values and covariances with different integral responses

Denise Neudecker (Los Alamos National Laboratory, Theoretical Division)

56. Cu Covariance

jesson hutchinson (LANL)

47. ENDF/B-VIII.1 covariance testing

Oscar Cabellos (UPM)

50. Reevaluating the 252Cf(sf) PFNS and associated covariances

Denise Neudecker (Los Alamos National Laboratory, Theoretical Division)

53. RRR Covariance Testing Discussion

Denise Neudecker (Los Alamos National Laboratory, Theoretical Division)

55. Self-Consistent Atomic Thermal Disorder for Perturbing Phonon Density of States and Thermal Scattering Law

Chris Chapman (Oak Ridge National Laboratory), Iyad Al-Qasir (Oak Ridge National Laboratory)

49. Standards

Allan Carlson (NIST)

51. Ta-181 URR Covariance

Jesse Brown (ORNL)

54. TSL Covariance

Chris Chapman (Oak Ridge National Laboratory)

48. USU and Covariance

Georg Schnabel (IAEA)

52. Verifiable Covariance Estimation in the RRR

Jacob Forbes (University of Tennessee), Vladimir Sobes (University of Tennessee)