Multiscale, mechanistic modeling of irradiation-enhanced silver diffusion in TRISO particles
Tristructural isotropic (TRISO) particles are under consideration for use in several proposed
advanced nuclear reactor concepts. The silicon carbide (SiC) layer in TRISO acts as a …
advanced nuclear reactor concepts. The silicon carbide (SiC) layer in TRISO acts as a …
Mechanistic calculation of the effective silver diffusion coefficient in polycrystalline silicon carbide: Application to silver release in AGR-1 TRISO particles
The silicon carbide (SiC) layer in tristructural isotropic (TRISO) fuel particles serves as a
barrier to prevent the escape of fission products produced and not retained in the fuel kernel …
barrier to prevent the escape of fission products produced and not retained in the fuel kernel …
[PDF][PDF] Mechanisms of Mesoscale Hydride Morphology and Reorientation in a Polycrystal Investigated Using Phase-Field Modeling
This study focuses on the precipitation of nanoscale hydrides in polycrystalline zirconium as
a first step to predicting the hydride morphology observed experimentally and investigating …
a first step to predicting the hydride morphology observed experimentally and investigating …
Demonstrate Improved Ag Diffusion and Describe the Basis for Pd Penetration Modeling in SiC
In past work, an effective diffusivity coefficient was determined for Ag transport through the
silicon carbide layer of a tristructural isotropic fuel particle. The effective diffusivity coefficient …
silicon carbide layer of a tristructural isotropic fuel particle. The effective diffusivity coefficient …
Multi-scale fission product release model with comparison to AGR data
TRistructural ISOtropic (TRISO) particle fuel is central to several advanced, high-temperature
reactor designs. Each particle consists of a fuel kernel encapsulated by three layers of …
reactor designs. Each particle consists of a fuel kernel encapsulated by three layers of …
Bayesian Analysis of TRISO Fuel: Quantifying Model Inadequacy, Incorporating Lower-Length-Scale Effects, and Developing Parallel Active Learning Capabilities
The\ac {doe}'s\ac {neams} program aims to develop predictive capabilities by applying
computational methods to the analysis and design of advanced reactor and fuel-cycle …
computational methods to the analysis and design of advanced reactor and fuel-cycle …