An investigation concerning generalized stacking fault behavior of AlCoxCrFeNi (0.25≤ x≤ 2) high entropy alloys: Insights from first-principles study

R Mayahi - Journal of Alloys and Compounds, 2020 - Elsevier
In current study, the generalized stacking fault curves for AlCo x CrFeNi (0.25≤ x≤ 2) high
entropy alloys have been successfully estimated to gain a better understanding on the …

A theoretical investigation on deformation behavior and phase prediction of CoCrFeNi-based high entropy alloys

R Mayahi - Materials Today Communications, 2020 - Elsevier
In this paper, deformation behaviors (slip and twinning phenomena) for CoCrFeNi-based
high entropy alloys with various alloying elements (Nb, Ta, Zr, V, W and Pd) have been …

Generalized stacking fault energies, ductilities, and twinnabilities of CoCrFeNi-based face-centered cubic high entropy alloys

MB Kivy, MA Zaeem - Scripta Materialia, 2017 - Elsevier
Abstract Effects of Cu, Mn, Al, Ti, Mo on generalized stacking fault energies, Rice-criterion
ductilities, and twinabilities of CoCrFeNi-based face-centered cubic high entropy alloys were …

Influence of lattice distortion on stacking fault energies of CoCrFeNi and Al-CoCrFeNi high entropy alloys

S Qiu, XC Zhang, J Zhou, S Cao, H Yu, QM Hu… - Journal of Alloys and …, 2020 - Elsevier
The stacking fault energy (SFE) plays an important role in the deformation mode selection
and consequently the mechanical properties of high entropy alloys. In the present work, the …

Core effect of local atomic configuration and design principles in AlxCoCrFeNi high-entropy alloys

YC Yang, C Liu, CY Lin, Z Xia - Scripta Materialia, 2020 - Elsevier
High-entropy alloys (HEAs) are known to have four core effects leading to superior
properties over traditional alloys. In this paper, we investigate an additional core effect, local …

Effect of Al solute concentration on mechanical properties of AlxFeCuCrNi high-entropy alloys: A first-principles study

Q Zhao, J Li, Q Fang, H Feng - Physica B: Condensed Matter, 2019 - Elsevier
The elastic and plastic properties, generalized stacking-fault energy, surface energy, and
electronic properties of Al x FeCuCrNi high-entropy alloys are studied via first-principle …

Phase Stability and Mechanical Properties Analysis of AlCoxCrFeNi HEAs Based on First Principles

F Liang, J Du, G Su, C Xu, C Zhang, X Kong - Metals, 2022 - mdpi.com
With the in-depth research on high-entropy alloys (HEAs), most of the current research uses
experimental methods to verify the effects of the main elements of HEAs on the mechanical …

Generalized stacking fault energy of Al-doped CrMnFeCoNi high-entropy alloy

X Sun, H Zhang, W Li, X Ding, Y Wang, L Vitos - Nanomaterials, 2019 - mdpi.com
Using first-principles methods, we investigate the effect of Al on the generalized stacking
fault energy of face-centered cubic (fcc) CrMnFeCoNi high-entropy alloy as a function of …

Investigation of aluminum concentration on stacking fault energies of hexagonal close-packed high-entropy alloys Hf0. 25Ti0. 25Zr0. 25Sc0. 25− xAlx (x< 15%)

XT Chen, L Shao, TW Fan, JM Duan… - Journal of Alloys and …, 2021 - Elsevier
The stacking fault energy (SFE) is fundamental to understand the mechanical behavior of
materials, and is also closely related to the structural phase transition. In present work, the …

Impact of chemical fluctuations on stacking fault energies of CrCoNi and CrMnFeCoNi high entropy alloys from first principles

Y Ikeda, F Körmann, I Tanaka, J Neugebauer - Entropy, 2018 - mdpi.com
Medium and high entropy alloys (MEAs and HEAs) based on 3d transition metals, such as
face-centered cubic (fcc) CrCoNi and CrMnFeCoNi alloys, reveal remarkable mechanical …