The design of Pd-containing high-entropy alloys and their hardening behavior under He ion irradiation

S Shen, L Hao, X Liu, Y Wang, Y Li, J Zhang, E Fu - Acta Materialia, 2023 - Elsevier
Imparting additional chemical heterogeneities of high-entropy alloys (HEAs) is considered
as a novel strategy to improve their irradiation resistance on dislocation loop growth; …

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 …

Effects of local strain on the plastic deformation and fracture mechanism of heterogeneous multilayered aluminum

Y **a, X Bai, H Fang, X Li, X Ni, H Wu, K Miao… - International Journal of …, 2024 - Elsevier
Elucidating the effect of local strain on the mechanical properties is of great significance for
the design of high-performance layered metals. For this purpose, we conceived the present …

Microstructural-micromechanical correlation in an Al–Cu–Mg–Ag–TiB2 (A205) alloy: additively manufactured and cast

SI Shakil, AS Zoeram, H Pirgazi… - Materials Science and …, 2022 - Elsevier
In this paper, the processing-structure-property correlation of a high-strength titanium-
modified aluminum-copper alloy, ie, Al–Cu–Mg–Ag–Ti–B (A205), in the laser powder-bed …

The effect of stress state and He concentration on the dislocation loop evolution in Ni superalloy irradiated by Ni+ & He+ dual-beam ions: In-situ TEM observation and …

Z Zhu, R Qiu, L Chang, G Ma, H Deng… - Journal of Materials …, 2025 - Elsevier
In-situ TEM observation was conducted during Ni+ &He+ dual-beam irradiation to monitor
the evolution of dislocation loops accompanied by He bubbles in the Ni-based alloy …

Towards a reliable nanohardness-dose correlation of ion-irradiated materials from nanoindentation tests: A case study in proton-irradiated vanadium

S Chen, J Yuan, S Wang, L Mei, J Yan, L Li… - International Journal of …, 2023 - Elsevier
Nanoindentation has been commonly used for evaluating the hardening effects of ion-
irradiated materials. Nonetheless, establishing a reliable correlation between the hardness …

[HTML][HTML] Indentation size effect: an improved mechanistic model incorporating surface undulation and indenter tip irregularity

X Li, W Zhang, M Han, F **e, D Li, J Zhang… - Journal of materials …, 2023 - Elsevier
Indentation size effect (ISE), in general, is observed in shallow indentation tests, which is
manifested as an increase (NISE) or decrease (RISE) in hardness with penetration depth …

Irradiation-induced shift in the thermodynamic stability of phases and the self-healing effect in transformative high entropy alloys

P Agrawal, A Dhal, Z Hu, M Dubey, L Shao… - Journal of Nuclear …, 2024 - Elsevier
Abstract This work investigated Fe 40 Mn 20 Cr 15 Co 20 Si 5 high entropy alloy (CS-HEA),
which exhibits transformation induced plasticity (TRIP) from γ-fcc→ ε-hcp, as a probable …

[HTML][HTML] Insights into hardening, plastically deformed zone and geometrically necessary dislocations of two ion-irradiated FeCrAl (Zr)-ODS ferritic steels: A combined …

P Song, K Yabuuchi, P Spaetig - Acta Materialia, 2022 - Elsevier
As one of promising candidate materials for fuel claddings and structural components in the
Gen-IV fission reactors, FeCrAl (Zr)-ODS ferritic steels were studied to well understand the …

Modelling time-dependent relaxation behaviour using physically based constitutive framework

V Balaji, H Krishnaswamy, S Natarajan… - International Journal of …, 2024 - Elsevier
The application of interrupted die motion during the deformation process in a servo press
cycle is known to enhance the forming limit of metallic materials. This observation is …