Radiation effects in zirconium alloys

F Onimus, S Doriot, JL Béchade - Comprehensive Nuclear …, 2020 - hal-emse.ccsd.cnrs.fr
In this chapter, the effects of neutron irradiation on zirconium alloys are described. Irradiation
effects on the microstructure are first discussed, describing damage creation, point-defect …

[HTML][HTML] The effect of matrix chemistry on dislocation evolution in an irradiated Zr alloy

A Harte, D Jädernäs, M Topping, P Frankel, CP Race… - Acta Materialia, 2017 - Elsevier
Advancements in transmission electron microscopy allow us to draw correlations between
evolving matrix chemistry environments and the resulting dislocation structures that form …

[HTML][HTML] Cold sprayed Cr-coating on Optimized ZIRLO™ claddings: the Cr/Zr interface and its microstructural and chemical evolution after autoclave corrosion testing

A Fazi, K Stiller, HO Andrén, M Thuvander - Journal of Nuclear Materials, 2022 - Elsevier
Abstract Cr-coated Optimized ZIRLO™ cladding material fabricated with the cold-spray
deposition process is studied. Microstructure and chemistry of this material are investigated …

The effect of irradiation temperature on damage structures in proton-irradiated zirconium alloys

M Topping, A Harte, T Ungár, CP Race… - Journal of Nuclear …, 2019 - Elsevier
A study into the effects of irradiation temperature on the damage structures that form during
proton-irradiation has been carried out on two commercial Zr alloys in order to develop a …

APT and TEM study of behaviour of alloying elements in neutron-irradiated zirconium-based alloys

BM Jenkins, J Haley, MP Moody, JM Hyde… - Scripta Materialia, 2022 - Elsevier
In this study, APT and TEM analyses were used to characterise two Zr-based alloys neutron-
irradiated to 13.7 dpa. The high spatial and chemical resolution of these techniques has …

Microstructure and microchemistry study of irradiation-induced precipitates in proton irradiated ZrNb alloys

Z Yu, C Zhang, PM Voyles, L He, X Liu, K Nygren… - Acta Materialia, 2019 - Elsevier
Proton irradiation induced Nb redistribution in Zr-xNb alloys (x= 0.4, 0.5, 1.0 wt%) has been
investigated using scanning transmission electron microscopy/energy dispersive X-ray …

Evidence of hydrogen trapping at second phase particles in zirconium alloys

C Jones, V Tuli, Z Shah, M Gass, PA Burr, M Preuss… - Scientific reports, 2021 - nature.com
Zirconium alloys are used in safety–critical roles in the nuclear industry and their
degradation due to ingress of hydrogen in service is a concern. In this work experimental …

Emulation of neutron damage with proton irradiation and its effects on microstructure and microchemistry of Zircaloy-4

P Wang, J Bowman, M Bachhav, B Kammenzind… - Journal of Nuclear …, 2021 - Elsevier
This work assesses the potential of proton irradiation to simulate the neutron damage to the
matrix and laves phase Zr (Fe, Cr) 2 precipitates in Zircaloy-4. Isothermal proton irradiation …

Effect of neutron and ion irradiation on the metal matrix and oxide corrosion layer on Zr-1.0 Nb cladding alloys

J Hu, A Garner, P Frankel, M Li, MA Kirk… - Acta Materialia, 2019 - Elsevier
A detailed study has been carried out on recrystallised Zr-1.0 Nb alloys corroded and
irradiated under different conditions, including ex-autoclave and ex-reactor samples. After …

[HTML][HTML] Focused Ion Beam induced hydride formation does not affect Fe, Ni, Cr-clusters in irradiated Zircaloy-2

D Mayweg, J Eriksson, O Bäcke, AJ Breen… - Journal of Nuclear …, 2023 - Elsevier
Room temperature focused ion beam (FIB) milling is known to potentially promote the
formation of hydrides in zirconium and its alloys. We used atom probe tomography (APT) to …