Prospects for additive manufacturing of nuclear fuel forms

AT Nelson - Progress in Nuclear Energy, 2023 - Elsevier
Additive manufacturing (AM) is viewed as a critical enabling technology for achieving
superior performance and improved economics across many sectors. Although the past …

Zirconium nanoparticle coating development for FCCI diffusion barrier in nuclear cladding

S Hamilton, M Childs, S Bhattacharya, A Yacout… - Surface and Coatings …, 2023 - Elsevier
Fuel clad chemical interaction (FCCI) is a pervasive issue for metallic nuclear fuels. FCCI
can damage cladding, reduce thermal efficiency, and compromise the structural integrity of …

Solidification-induced nonuniformity in U–Zr–RE metallic nuclear fuel rods

SU Mun, G Oh, JH Kim, SG Park, BM Weon - Scientific Reports, 2024 - nature.com
Metallic fuel is being developed for the next generation of sodium-cooled fast reactors due to
its safety and fuel cycle economics through spent fuel reprocessing technology. After spent …

The formation mechanism of the Zr rind in U-Zr fuels

MT Benson, T Yao, JN Zelina, F Teng, D Murray… - Journal of Nuclear …, 2022 - Elsevier
The Zr-rich rind that forms at the fuel-cladding interface in U-Zr nuclear fuels has been
known for many years, although it has never been explained. It acts as an effective diffusion …

Formation of uranium nitride nanoparticles via mechanical alloying of uranium-molybdenum alloy fuels in gaseous nitrogen

J Zillinger, N Jerred, M Bachhav, AR Wagner… - Journal of Nuclear …, 2024 - Elsevier
Abstract Uranium-molybdenum (U-Mo) alloys show promise as a nuclear fuel system due to
their high thermal conductivity and fuel loading capability. However, U-Mo systems are …

Point defects stability, hydrogen diffusion, electronic structure, and mechanical properties of defected equiatomic γ (U, Zr) from first-principles

S Huang, JJ Ma, K Lai, CB Zhang, W Yin, R Qiu… - Materials, 2022 - mdpi.com
At present, many experimental fast reactors have adopted alloy nuclear fuels, for example, U-
Zr alloy fuels. During the neutron irradiation process, vacancies and hydrogen (H) impurity …

Effect of additive (Zr) and dopants (Pd & Sb) on the depth of migration of lighter lanthanides (Nd & Ce) from U-bearing metal alloys into T91 steel

N Janardhanan, UK Maity, G Natarajan… - Journal of Nuclear …, 2023 - Elsevier
The metal alloy fuel, which is considered as the advanced nuclear fuel, has its own
limitations; namely, lower liquidus temperature, higher swelling, and is highly prone to …

Nd, SbNd and Sb3Nd4 and their interactions with the cladding alloy HT9

ND Jerred, R Khanal, MT Benson, RD Mariani… - Journal of Nuclear …, 2020 - Elsevier
Lanthanide fission products, such as neodymium, formed during the irradiation of metallic
fuels are known to cause deleterious effects from chemical interactions occurring at the fuel …

Evaluation of Sb-Nd and Te-Nd phases within the U-Zr fuel matrix and their interactions with HT9 alloy

ND Jerred, R Khanal, MT Benson, S Choudhury… - Journal of Nuclear …, 2024 - Elsevier
Abstract Antimony (Sb) and tellurium (Te) were investigated as potential additives for U-10Zr
(wt.%) metallic fuel to limit the fuel-cladding chemical interaction (FCCI) with HT-9 alloy …

Interactions and immobilization of lanthanides with dopants in uranium-based metallic fuels

R Khanal, N Jerred, MT Benson, Y Xie… - Journal of Nuclear …, 2020 - Elsevier
In uranium-based fuels, production and migration of lanthanide fission products and
subsequent chemical interactions with cladding constituents lead to fuel–cladding chemical …