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 …

Fusion materials science: Overview of challenges and recent progress

SJ Zinkle - Physics of Plasmas, 2005 - pubs.aip.org
A brief review is given of fundamental materials science concepts important for development
of structural materials for fusion energy systems. Particular attention is placed on …

Interface enabled defects reduction in helium ion irradiated Cu/V nanolayers

EG Fu, A Misra, H Wang, L Shao, X Zhang - Journal of Nuclear Materials, 2010 - Elsevier
Sputter-deposited Cu/V nanolayer films with individual layer thickness, h, varying from 1 to
200nm were subjected to helium (He) ion irradiation at room temperature. At a peak dose …

Radiation damage in helium ion irradiated nanocrystalline Fe

KY Yu, Y Liu, C Sun, H Wang, L Shao, EG Fu… - Journal of Nuclear …, 2012 - Elsevier
Fe films with an average columnar grain size varying from 49 to 96nm are deposited by
magnetron sputtering technique. Sputtered films have predominant body centered cubic …

Microstructure of neutron-irradiated iron before and after tensile deformation

SJ Zinkle, BN Singh - Journal of nuclear materials, 2006 - Elsevier
Tensile specimens of pure Fe were neutron irradiated at 50–70° C in three fission reactors to
displacement dose levels of 0.0001–0.79 displacements per atom (dpa). Irradiated …

In situ micro-pillar compression to examine radiation-induced hardening mechanisms of FeCrAl alloys

Y Cui, E Aydogan, JG Gigax, Y Wang, A Misra… - Acta Materialia, 2021 - Elsevier
Abstract The effects of 5 MeV Fe 2+ ion irradiation at 300° C on the microstructure evolution
and deformation behavior of a FeCrAl C26M alloy are presented. It has been found that …

In situ study of defect accumulation in zirconium under heavy ion irradiation

Y Idrees, Z Yao, MA Kirk, MR Daymond - Journal of Nuclear Materials, 2013 - Elsevier
In this study, we report direct observations on heavy ion (Kr2+) irradiation induced changes
in microstructures of pure Zr at different temperatures using intermediate voltage electron …

The effect of crystallographic mismatch on the obstacle strength of second phase precipitate particles in dispersion strengthening: bcc Nb particles and nanometric Nb …

Y Matsukawa, HL Yang, K Saito, Y Murakami… - Acta Materialia, 2016 - Elsevier
A potential factor dominating the obstacle strength of second phase precipitate particles in
dispersion strengthening is the crystallographic mismatch between the matrix phase and the …

Helium irradiation induced ultra-high strength nanotwinned Cu with nanovoids

C Fan, Q Li, J Ding, Y Liang, Z Shang, J Li, R Su, J Cho… - Acta Materialia, 2019 - Elsevier
There are increasing studies that show nanotwinned (NT) metals have enhanced radiation
tolerance. However, the mechanical deformability of irradiated nanotwinned metals is a …

Effects of ion irradiation on Cr, CrN, and TiAlCrN coated Zircaloy-4 for accident tolerant fuel claddings

L Song, B Huang, J Li, X Ma, M Liu, J Jiang… - Annals of Nuclear Energy, 2021 - Elsevier
Abstract Heavy ion (6 MeV Au+) irradiation studies were carried out on three candidate
coatings (Cr, CrN, TiAlCrN) and Zircaloy-4 for accident tolerant fuel cladding to investigate …