Irradiation hardening of pure tungsten exposed to neutron irradiation

X Hu, T Koyanagi, M Fukuda, NAPK Kumar… - Journal of Nuclear …, 2016 - Elsevier
Pure tungsten samples have been neutron irradiated in HFIR at 90–850° C to 0.03–2.2 dpa.
A dispersed barrier hardening model informed by the available microstructure data has …

Toward accurate evaluation of bulk hardness from nanoindentation testing at low indent depths

P Zhu, Y Zhao, S Agarwal, J Henry, SJ Zinkle - Materials & Design, 2022 - Elsevier
Estimations of bulk hardness from nanoindentation are frequently subject to considerable
uncertainties due to indentation size effects (ISE), pileup effects, and potential influence of …

Dislocation channel broadening–A new mechanism to improve irradiation-assisted stress corrosion cracking resistance of additively manufactured 316 L stainless …

J Yang, L Hawkins, Z Shang, EA McDermott, BK Tsai… - Acta Materialia, 2024 - Elsevier
Additively manufactured (AM) 316 L stainless steel (SS) after hot isostatic pressing (HIP)
was found to exhibit superior resistance to irradiation-assisted stress corrosion cracking …

Development of new generation reduced activation ferritic-martensitic steels for advanced fusion reactors

L Tan, LL Snead, Y Katoh - Journal of Nuclear Materials, 2016 - Elsevier
International development of reduced activation ferritic-martensitic (RAFM) steels has
focused on 9 wt percentage Cr, which primarily contain M 23 C 6 (M= Cr-rich) and small …

Using post-processing heat treatments to elucidate precipitate strengthening of additively manufactured superalloy 718

S Taller, T Austin - Additive Manufacturing, 2022 - Elsevier
The poor machinability and extensive work hardening of Ni-based superalloys makes
additive manufacturing an attractive option for producing geometrically complex components …

Improved irradiation resistance of accident-tolerant high-strength FeCrAl alloys with heterogeneous structures

KS Mao, CP Massey, Y Yamamoto, KA Unocic… - Acta Materialia, 2022 - Elsevier
Post–neutron irradiation examination is performed on advanced accident-tolerant fuel (ATF)
cladding iron-chromium-aluminum (FeCrAl) alloys with∼ 10–13at.% Cr,∼ 10–12 at.% Al,∼ …

Heavy ion irradiation effects on CrFeMnNi and AlCrFeMnNi high entropy alloys

Y Chen, D Chen, J Weaver, J Gigax, Y Wang… - Journal of nuclear …, 2023 - Elsevier
Co-free but Al-included medium/high entropy alloys (M/HEAs) have gained increasing
interests due to their lower cost and the potential to tune the multi-phase microstructure. The …

STEM characterization of dislocation loops in irradiated FCC alloys

P **u, 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) …

Comparison of hardening and microstructures of ferritic/martensitic steels irradiated with fast neutrons and dual ions

P Zhu, YR Lin, S Agarwal, V Pauly, S Taller… - Journal of Nuclear …, 2024 - Elsevier
Ferritic/martensitic steels T91 and HT9 were irradiated with neutrons (BOR-60 reactor) and
dual ions (9 MeV Fe 3+ and 3.42 MeV energy degraded He 2+) from 369 to 520° C and …

Enhanced irradiation tolerance of a medium entropy alloy via precipitation and dissolution of nanoprecipitates

J Han, Y Zhang, Z Sun, Y Zhang, Y Zhao, L Sun… - Journal of Nuclear …, 2023 - Elsevier
High/medium entropy alloys (HEAs/MEAs) are good candidates for nuclear applications due
to the excellent mechanical properties, good corrosion resistance and radiation resistance …