Improving ductility by coherent nanoprecipitates in medium entropy alloy

Z Zhang, Y Ma, M Yang, P Jiang, H Feng, Y Zhu… - International Journal of …, 2024 - Elsevier
Controlling precipitates in spatial density and size distribution is essential for tailoring the
microstructure and mechanical properties through precipitation hardening. We herein …

[HTML][HTML] Effects of controlling grain growth mode on microstructures and properties of Cu foil

J Han, Y Wu, K Zhao, H Wang, S Liu, X Liu - Journal of Materials Research …, 2023 - Elsevier
By means of direct current electrodeposition, Cu foil with columnar grain growth and
equiaxed grain growth with different average grain sizes were prepared. Electron …

Enhancing cryogenic tensile properties of CrCoNi medium entropy alloy via heterogeneous microstructure design

FJ Guo, LY Song, Q He, B Yang, XH Zheng… - Materials …, 2023 - Elsevier
Here we fabricate a heterostructure in CrCoNi medium entropy alloy consisting of deformed
substructures (the hard zone) and recrystallized ultrafine/fine grains (the soft zone) …

Novel Co-free ferrous multicomponent alloys containing L12 particles with high density and heterogeneous distribution

G Yang, JK Kim - Scripta Materialia, 2024 - Elsevier
We report the microstructures and mechanical properties of a novel Co-free Fe 46.0 Ni 28.6
Cr 18.5 Al 3.9 Ti 3.0 multicomponent alloy containing L1 2 particles with a high density and …

Mechanical behaviors of metallic alloys dominated by thermo-kinetic synergistic effects upon materials processing

J Du, Y Liu, Z Zhang, C Xu, K Gao, J Dai… - Materials Today …, 2023 - Elsevier
For most metallic alloys, improving strength is usually accompanied by losing ductility (and
via versa) even if the work hardening rate keeps unchanged, however, the behind reasons …

[HTML][HTML] Silicon nitride assisted carbon nanotubes induced stacking faults and twins in aluminum alloy composite joint

T Xu, Z Zhu, G Mi, SL Sing, X Ma - Journal of Materials Research and …, 2023 - Elsevier
The extensive heat input during welding can generally disrupt the meticulously crafted
microstructure of the Al alloy substrate, leading to a marked decrease in the mechanical …

Design of a Thermally Stable Heat-Resistant (Al2O3+Al3Ti)/Al Composite with Excellent High-Temperature Mechanical Properties: Multimechanism Synergistic …

Y Liu, Y Zan, D Wang, M Song, X Shao, H Hao… - Nano Letters, 2024 - ACS Publications
The effectiveness of the room-temperature strengthening strategy for aluminum (Al) is
compromised at increased temperatures due to grain and precipitate phase coarsening …