A review on the dynamic-mechanical behaviors of high-entropy alloys

Y Tang, R Wang, B Xiao, Z Zhang, S Li, J Qiao… - Progress in Materials …, 2023 - Elsevier
High-entropy alloys (HEAs) are a family of novel multi-principal alloys containing> 4
principal elements in equimolar ratios or nearly-equimolar ratios. The unique multiple …

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 …

High‐entropy alloys: potential candidates for high‐temperature applications–an overview

S Praveen, HS Kim - Advanced Engineering Materials, 2018 - Wiley Online Library
Multi‐principal elemental alloys, commonly referred to as high‐entropy alloys (HEAs), are a
new class of emerging advanced materials with novel alloy design concept. Unlike the …

Probing deformation mechanisms of a FeCoCrNi high-entropy alloy at 293 and 77 K using in situ neutron diffraction

Y Wang, B Liu, K Yan, M Wang, S Kabra, YL Chiu… - Acta Materialia, 2018 - Elsevier
The deformation responses at 77 and 293 K of a FeCoNiCr high-entropy alloy, produced by
a powder metallurgy route, are investigated using in situ neutron diffraction and correlative …

Abnormal hardening and amorphization in an FCC high entropy alloy under extreme uniaxial tension

K Jiang, Q Zhang, J Li, X Li, F Zhao, B Hou… - International Journal of …, 2022 - Elsevier
Ever more extreme environments in advancing industrial applications motivate efforts to
design new generation of alloys with excellent mechanical properties. High entropy alloys …

Cantor-derived medium-entropy alloys: bridging the gap between traditional metallic and high-entropy alloys

FDC Garcia Filho, RO Ritchie, MA Meyers… - journal of materials …, 2022 - Elsevier
The year 2004 marked the beginning of a new era in the design of metallic materials, as the
concept of multiple principal component alloys, commonly known as High-Entropy Alloys …

Strain rate effects of dynamic compressive deformation on mechanical properties and microstructure of CoCrFeMnNi high-entropy alloy

JM Park, J Moon, JW Bae, MJ Jang, J Park… - Materials Science and …, 2018 - Elsevier
In this work, the effects of strain rate on mechanical deformation and microstructural
evolution of CoCrFeMnNi high-entropy alloy (HEA) under quasi-static and dynamic …

Plastic deformation of single crystals of the equiatomic Cr− Mn− Fe− Co− Ni high-entropy alloy in tension and compression from 10 K to 1273 K

M Kawamura, M Asakura, NL Okamoto, K Kishida… - Acta Materialia, 2021 - Elsevier
The plastic deformation behavior of single crystals of the quinary, equiatomic Cr− Mn− Fe−
Co− Ni high-entropy alloy (HEA) with the face-centered cubic structure has been …

Strength and ductility of CrFeCoNiMo alloy with hierarchical microstructures

K Ming, X Bi, J Wang - International Journal of Plasticity, 2019 - Elsevier
Single-phase multi-principal-element alloys (MPEAs) with face-centered cubic (FCC)
structure generally exhibit low yield strength but superb ductility and strain hardening …

Deformation mechanisms of Mo alloyed FeCoCrNi high entropy alloy: In situ neutron diffraction

B Cai, B Liu, S Kabra, Y Wang, K Yan, PD Lee, Y Liu - Acta Materialia, 2017 - Elsevier
A FeCoCrNiMo 0.23 high entropy alloy was processed by powder metallurgy with two
conditions: hot extruded and annealed. In situ neutron diffraction, together with electron …