NSUF 23-4751: Determining Mechanical Properties of the Phases Formed of Irradiated U-19Pu-10Zr

The objective of the proposed work is to measure the local mechanical properties of U-Pu-Zr fuel irradiated to 11 at. % burnup using in-situ PI88 Picoindeter system at INL. The collected mechanical property data will be correlated to the microstructure and the phases present in each constituent redistribution region. The microstructural characterization data has been previously collected and analyzed as part of NSUF project. This work will enhance the understanding of the elastic and plastic deformation behavior of U-Pu-Zr alloy and advance the development of fuel performance code for metallic fuels.

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Abstract The objective of the proposed work is to measure the local mechanical properties of U-Pu-Zr fuel irradiated to 11 at. % burnup using in-situ PI88 Picoindeter system at INL. The collected mechanical property data will be correlated to the microstructure and the phases present in each constituent redistribution region. The microstructural characterization data has been previously collected and analyzed as part of NSUF project. This work will enhance the understanding of the elastic and plastic deformation behavior of U-Pu-Zr alloy and advance the development of fuel performance code for metallic fuels.
Award Announced Date 2023-09-14T13:36:49.453
Awarded Institution None
Facility None
Facility Tech Lead Alina Zackrone
Irradiation Facility None
PI Mitchell Mika
PI Email [email protected]
Project Type RTE
RTE Number None