Radiation damage in nanostructured materials

X Zhang, K Hattar, Y Chen, L Shao, J Li, C Sun… - Progress in Materials …, 2018 - Elsevier
Materials subjected to high dose irradiation by energetic particles often experience severe
damage in the form of drastic increase of defect density, and significant degradation of their …

[HTML][HTML] Historical review of computer simulation of radiation effects in materials

K Nordlund - Journal of Nuclear Materials, 2019 - Elsevier
In this Article, I review the development of computer simulation techniques for studying
radiation effects in materials from 1946 until 2018. These developments were often closely …

In-situ TEM investigation of 30 keV he+ irradiated tungsten: Effects of temperature, fluence, and sample thickness on dislocation loop evolution

Y Li, L Wang, G Ran, Y Yuan, L Wu, X Liu, X Qiu, Z Sun… - Acta Materialia, 2021 - Elsevier
In-situ irradiations with 30 keV He+ were performed on tungsten in an investigation of the
influences of irradiation temperature and fluence, pre-existing dislocation and sample …

[HTML][HTML] Shockwave generates< 100> dislocation loops in bcc iron

Q Peng, F Meng, Y Yang, C Lu, H Deng, L Wang… - Nature …, 2018 - nature.com
The formation mechanism of< 100> interstitial dislocation loops in ferritic steels stemming
from irradiation remains elusive, as their formations are either too short for experiments, or …

The evolution of dislocation loop and its interaction with pre-existing dislocation in He+-irradiated molybdenum: in-situ TEM observation and molecular dynamics …

Y Li, G Ran, Y Guo, Z Sun, X Liu, Y Li, X Qiu, Y Xin - Acta Materialia, 2020 - Elsevier
In-situ TEM observation and molecular dynamics simulation were used to investigate the
evolution of irradiation-induced dislocation loops and their interactions with the pre-existing …

In-situ TEM studies of 150 keV W+ ion irradiated W and W-alloys: Damage production and microstructural evolution

X Yi, ML Jenkins, MA Kirk, Z Zhou, SG Roberts - Acta Materialia, 2016 - Elsevier
In-situ irradiations with 150 keV W+ ions have been performed on W and W-5wt.%(Re; Ta;
V) alloys in a comprehensive study of the influences of irradiation temperature T irr, dose …

Dislocation loop evolution during in-situ ion irradiation of model FeCrAl alloys

JC Haley, SA Briggs, PD Edmondson, K Sridharan… - Acta Materialia, 2017 - Elsevier
Abstract Model FeCrAl alloys of Fe-10% Cr-5% Al, Fe-12% Cr-4.5% Al, Fe-15% Cr-4% Al,
and Fe-18% Cr-3% Al (in wt%) were irradiated with 1 MeV Kr++ ions in-situ with …

An in situ study on the effect of grain boundaries on helium bubble formation in dual beam irradiated FeCrAl alloy

T Sun, T Niu, Z Shang, WY Chen, M Li, H Wang… - Acta Materialia, 2023 - Elsevier
FeCrAl alloy is one of the promising cladding materials in the advanced nuclear reactors.
Here we compare the irradiation response of the nanolaminate (NL) and coarse-grained …

Rearrangement of interstitial defects in alpha-Fe under extreme condition

A Chartier, MC Marinica - Acta Materialia, 2019 - Elsevier
In this study, by theoretical means, we reveal the main mechanisms that underpin the
microstructure evolution driven by the formation of self-interstitial atoms (SIAs) clusters in …

Displacement cascades and defects annealing in tungsten, Part I: Defect database from molecular dynamics simulations

W Setyawan, G Nandipati, KJ Roche… - Journal of Nuclear …, 2015 - Elsevier
Molecular dynamics simulations have been used to generate a comprehensive database of
surviving defects due to displacement cascades in bulk tungsten. Twenty-one data points of …