Recent trends in metallic fast reactor fuels research

A Aitkaliyeva - Journal of Nuclear Materials, 2022 - Elsevier
Metallic nuclear fuels have been extensively investigated for more than 60 years. Early
studies noted that metallic fuels exhibit characteristic irradiation behaviors that set them …

α-U and ω-UZr2 in neutron irradiated U-10Zr annular metallic fuel

T Yao, L Capriotti, JM Harp, X Liu, Y Wang… - Journal of Nuclear …, 2020 - Elsevier
To develop metallic fuel with ultra-high burnup of 30%-40%, an annular U-10Zr fuel with
55% smear density was fabricated through a casting route and irradiated at the Advanced …

Integrating advanced modeling and accelerated testing for a modernized fuel qualification paradigm

GL Beausoleil, C Petrie, W Williams… - Nuclear …, 2021 - Taylor & Francis
With the increasing interest in sodium fast reactor technology, as seen by applications to the
US Nuclear Regulatory Commission for the OKLO Aurora plant, fuel testing for the …

Postirradiation examination results of several metallic fuel alloys and forms from low burnup AFC irradiations

JM Harp, HJM Chichester, L Capriotti - Journal of Nuclear Materials, 2018 - Elsevier
Several different U based metallic nuclear fuel alloys and forms were irradiated as part of the
Advanced Fuels Campaign (AFC) series of irradiation experiments. Results from …

Fuel performance analysis of fast flux test facility MFF-3 and-5 fuel pins using BISON with post irradiation examination data

KM Paaren, M Gale, D Wootan, P Medvedev, D Porter - Energies, 2023 - mdpi.com
Using the BISON fuel-performance code, simulations were conducted of an automated
process to read initial and operating conditions from the Pacific Northwest National …

Transmission electron microscopy study of a high burnup U-10Zr metallic fuel

D Salvato, X Liu, DJ Murray, KM Paaren, F Xu… - Journal of Nuclear …, 2022 - Elsevier
To support the development of U-10 wt.% Zr (U-10Zr) metallic fuel for Generation IV sodium-
cooled fast reactors, we analyzed a Na-bonded solid U-10Zr fuel cross-section that was …

Out-of-pile and postirradiated examination of lanthanide and lanthanide-palladium interactions for metallic fuel

MT Benson, JM Harp, Y Xie, T Yao, KR Tolman… - Journal of Nuclear …, 2021 - Elsevier
Palladium is being investigated as a fuel additive to bind with and potentially immobilize
lanthanide fission products. A primary cause of fuel-cladding chemical interaction (FCCI) is …

The application of synchrotron micro-computed tomography to characterize the three-dimensional microstructure in irradiated nuclear fuel

J Thomas, AF Bengoa, ST Nori, R Ren… - Journal of Nuclear …, 2020 - Elsevier
This research demonstrated the first time that synchrotron X-ray micro-computed
tomography (μ-CT) was utilized to analyze the three-dimensional (3-D) morphology of the …

Phase transformations and thermal expansion coefficients of unirradiated UX wt.% Zr (X= 6, 10, 20, 30) measured via neutron diffraction

WJ Williams, SC Vogel, MA Okuniewski - Journal of Nuclear Materials, 2023 - Elsevier
This work characterizes the crystallographic evolution of unirradiated UX wt.% Zr (X= 6, 10,
20, 30) while cooling from equilibration, single phase γ-U-Zr, at 900° C to ambient …

Development and formulation of physics based metallic fuel models and comparison to integral irradiation data

C Matthews, S Novascone, A Casagranda… - Journal of Nuclear …, 2023 - Elsevier
Metallic fuel has an important historical significance in the development of nuclear reactors
and continues to be relevant to the progression of advanced test and power reactors. A …