[HTML][HTML] Effects of Fe atoms on hardening of a nickel matrix: Nanoindentation experiments and atom-scale numerical modeling

L Kurpaska, FJ Dominguez-Gutierrez, Y Zhang… - Materials & Design, 2022 - Elsevier
Significant hardening effect due to Fe concentrations in Ni-based alloys with face-centered-
cubic structure has been studied by using a combined experimental and atomistic-based …

STEM characterization of dislocation loops in irradiated FCC alloys

P Xiu, H Bei, Y Zhang, L Wang, KG Field - Journal of Nuclear Materials, 2021 - Elsevier
In this study, we demonstrate the methodology systematically developed for dislocation loop
(perfect and faulted loops) imaging and analysis in irradiated face-centered-cubic (FCC) …

QM/MM study of dislocation—hydrogen/helium interactions in α-Fe

Y Zhao, G Lu - Modelling and Simulation in Materials Science …, 2011 - iopscience.iop.org
Impurities such as hydrogen (H) and helium (He) interact strongly with dislocations in
metals. Using a multiscale quantum-mechanics/molecular-mechanics (QM/MM) approach …

TEM characterization of in-reactor neutron irradiated CANDU spacer material Inconel X-750

HK Zhang, Z Yao, G Morin, M Griffiths - Journal of Nuclear Materials, 2014 - Elsevier
The irradiation induced defects in CANDU Inconel X-750 spacers, which were removed from
reactors after about 14 effective full power years, were examined by transmission electron …

[HTML][HTML] Observations of radiation-enhanced ductility in irradiated Inconel 718: Tensile properties, deformation behavior, and microstructure

DA McClintock, MN Gussev, C Campbell, K Mao… - Acta Materialia, 2022 - Elsevier
An increase in ductility with radiation dose was observed and investigated during
postirradiation evaluation of tensile properties, microstructure, deformation behavior, and …

In-situ radiation response of additively manufactured modified Inconel 718 alloys

E Aydogan, O El-Atwani, B Erdem, WY Chen, M Li… - Additive …, 2022 - Elsevier
In this study, a novel alloy of modified Inconel 718 produced by laser powder bed fusion is
studied before and after in-situ Kr irradiation up to 3 dpa at 200 and 450° C. Before …

Mechanical properties of structural metallic alloys for nuclear applications deduced by small punch test

T Melkior, D Terentyev, CC Chang, A Bakaev… - Journal of Nuclear …, 2023 - Elsevier
Abstract Small Punch Test (SPT) techniques are becoming a popular tool for the
characterization of the irradiation damage effects in nuclear materials thanks to a number of …

Microstructural evolution of CANDU spacer material Inconel X-750 under in situ ion irradiation

HK Zhang, Z Yao, C Judge, M Griffiths - Journal of Nuclear Materials, 2013 - Elsevier
Abstract Work on Inconel® 1 X-750 spacers removed from CANDU® 2 reactors has shown
that they become embrittled and there is development of many small cavities within the …

Applying a new push-to-pull micro-tensile testing technique to evaluate the mechanical properties of high dose Inconel X-750

C Howard, CD Judge, P Hosemann - Materials Science and Engineering: A, 2019 - Elsevier
The results from a novel, micro-tensile testing technique, employing a micro-electro-
mechanical system, operated in a push-to-pull configuration, to study the effects of radiation …

Process development for 9Cr nanostructured ferritic alloy (NFA) with high fracture toughness

TS Byun, JH Yoon, DT Hoelzer, YB Lee… - Journal of Nuclear …, 2014 - Elsevier
This article is to summarize the process development and key characterization results for the
newly-developed Fe–9Cr based nanostructured ferritic alloys (NFAs) with high fracture …