[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 …

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 …

Hierarchical precipitates, sequential deformation-induced phase transformation, and enhanced back stress strengthening of the micro-alloyed high entropy alloy

G Yang, JK Kim - Acta Materialia, 2022 - Elsevier
We report the annealing time-dependent microstructures and deformation mechanisms of
the novel face-centered cubic Fe 49.5 Mn 30 Co 10 Cr 10 C 0.2 Ti 0.1 V 0.1 Mo 0.1 HEA …

[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 …

[HTML][HTML] The effect of short-range order on mechanical properties of high entropy alloy Al0. 3CoCrFeNi

Z Sun, C Shi, C Liu, H Shi, J Zhou - Materials & Design, 2022 - Elsevier
Recent studies show that the atoms in high entropy alloys (HEAs) are not randomly
distributed but have a certain short-range order (SRO). However, the study of the effect of …

Cell boundary engineering of ferrous medium-entropy alloy fabricated by laser powder bed fusion

JM Park, H Kwon, J Choe, KT Kim, JH Yu, YU Heo… - Scripta Materialia, 2023 - Elsevier
The concept of cell boundary (CB) engineering was proposed to explore the potential
benefits of segregation engineering in obtaining superior mechanical properties in materials …

Achieving prominent high-temperature mechanical properties in a dual-phase high-entropy alloy: A synergy of deformation-induced twinning and martensite …

R Guo, P Zhang, J Pan, J Xu, L Liu, C Zhang, L Liu - Acta Materialia, 2024 - Elsevier
Dual-phase high-entropy alloys are renowned for their favorable balance of strength and
ductility at ambient conditions. However, their mechanical properties, especially the …

Constitutive modeling of cellular-structured metals produced by additive manufacturing

J Kwon, GM Karthik, Y Estrin, HS Kim - Acta Materialia, 2022 - Elsevier
Computational modeling is essential in the development and application of metal additive
manufacturing (MAM). Most materials processed by laser or electron beam MAM exhibit a …

Crack-resistant σ/FCC interfaces in the Fe40Mn40Co10Cr10 high entropy alloy with the dispersed σ-phase

D You, G Yang, YH Choa, JK Kim - Materials Science and Engineering: A, 2022 - Elsevier
We report the role of morphology and size of the σ-phase on mechanical properties of the Fe
40 Mn 40 Co 10 Cr 10 non-equiatomic high entropy alloy. The dispersed and fine σ …