Seventy years of Hall-Petch, ninety years of superplasticity and a generalized approach to the effect of grain size on flow stress

RB Figueiredo, M Kawasaki, TG Langdon - Progress in Materials Science, 2023 - Elsevier
The grain size, and therefore the grain boundary density, is known to play a major role in the
flow stress of metallic materials. A linear relationship to the inverse of the square root of the …

[HTML][HTML] Twenty years of the CoCrFeNiMn high-entropy alloy: achieving exceptional mechanical properties through microstructure engineering

H Shahmir, MS Mehranpour, SAA Shams… - Journal of Materials …, 2023 - Elsevier
The CoCrFeNiMn multicomponent is one of the most widely and best studied of all high-
entropy alloys (HEAs) since its exceptional properties suggest potential uses as a structural …

Strengthening mechanisms in high entropy alloys: A review

N Ali, L Zhang, D Liu, H Zhou, K Sanaullah… - Materials Today …, 2022 - Elsevier
High entropy alloys (HEAs) is a new generation of alloys with multi-component systems and
emerged as a potential candidate for the industrial applications due to their excellent …

[HTML][HTML] High entropy alloys–Tunability of deformation mechanisms through integration of compositional and microstructural domains

RS Mishra, RS Haridas, P Agrawal - Materials Science and Engineering: A, 2021 - Elsevier
The paradigm shift of alloying approach that led to high entropy alloys (HEAs) is now well
established. Although the initial years were dominated by equiatomic approach, recent …

High-entropy alloys: a review of mechanical properties and deformation mechanisms at cryogenic temperatures

X Gao, R Chen, T Liu, H Fang, G Qin, Y Su… - Journal of Materials …, 2022 - Springer
High-entropy alloys (HEAs) are multi-component alloys with a novel designed concept.
These HEAs exhibit unique composition design and structural characteristics leading to …

Structure, stability, and properties of high-entropy alloys

AS Rogachev - Physics of Metals and Metallography, 2020 - Springer
This critical review considers the fundamental concept, methods of obtaining, stability, and
properties of a new class of materials—high-entropy alloys and compounds. An analysis of …

[HTML][HTML] Effect of grain size on critical twinning stress and work hardening behavior in the equiatomic CrMnFeCoNi high-entropy alloy

C Wagner, G Laplanche - International Journal of Plasticity, 2023 - Elsevier
While the impact of grain boundary strengthening on dislocation slip is particularly effective
in the equiatomic CrMnFeCoNi high-entropy alloy (HEA), its effect on deformation twinning …

Toward excellent tensile properties of nitrogen-doped CoCrFeMnNi high-entropy alloy at room and cryogenic temperatures

SH Shim, J Moon, H Pouraliakbar, BJ Lee… - Journal of Alloys and …, 2022 - Elsevier
Here, the effect of nitrogen addition on the microstructural evolution and mechanical
properties of the alloys at 298 K and 77 K was investigated. In the CoCrFeMnNi alloys with …

Effect of metallurgical behavior on microstructure and properties of FeCrMoMn coatings prepared by high-speed laser cladding

J Yang, B Bai, H Ke, Z Cui, Z Liu, Z Zhou, H Xu… - Optics & Laser …, 2021 - Elsevier
In this research, FeCrMoMn coatings with excellent corrosion resistance and metallurgical
quality were deposited on the 45# steel substrate by conventional and high-speed laser …

[HTML][HTML] Excellent tribological performance at elevated temperatures and associated mechanisms of novel AlCoCrFeNi-MoS2 solid self-lubricating composite

TD Vo, G Deng, AK Tieu, L Su, X Wu, C Nguyen… - Tribology …, 2023 - Elsevier
A high entropy alloy based self-lubricating composite with good mechanical and tribological
properties was developed, using AlCoCrFeNi as matrix and MoS 2 as lubricant. In addition …