Deformation-induced martensitic transformations: a strategy for overcoming the strength-ductility trade-off in high-entropy alloys

MS Mehranpour, N Rasooli, HS Kim… - Current Opinion in Solid …, 2024 - Elsevier
High-entropy alloys (HEAs) have become an important topic in modern materials science
due to their exceptional properties. Despite their attractive properties, achieving a superior …

Optimizing heterostructure parameters for enhanced mechanical performance of Al0. 1CoCrFeNi high entropy alloy

Z Luo, J Li, T Feng, K Lu, X Ma - Materials Science and Engineering: A, 2023 - Elsevier
Abstract The Al 0.1 CoCrFeNi high entropy alloy with different heterostructure parameters,
including the volume fraction of recrystallized grains (V RG) and high-angle domain …

Superior strength and ductility in a C-containing CoCrFeNiMn high-entropy alloy with heterogeneous microstructure

AM Borujeni, H Shahmir, SAA Shams… - Materials Science and …, 2024 - Elsevier
The present study is focused on the beneficial effects of adding few amounts of carbon (0.76
at.%) and adopting microstructure engineering by a simple thermomechanical treatment to …

Comparison of microstructure, mechanical properties and biocompatibility of CoCrFeNiMn high-entropy alloy with 316L stainless steel

H Shahmir, NKF Al-Asadi, ZJAA Bani-Asad - Intermetallics, 2024 - Elsevier
The present investigation was conducted to compare CoCrFeNiMn high-entropy alloy as a
new class of material with conventional 316L stainless steel. The alloys were processed by …

Low cycle fatigue properties of CoCrFeNiMn high-entropy alloy with heterogeneous microstructure

H Shahmir, P Saeedpour, MS Mehranpour… - Materials Science and …, 2024 - Elsevier
Heterogeneous microstructure is a hot topic in materials science which facilitates tackling
the dilemma of strength-ductility trade-off in engineering materials including high-entropy …

A novel method to examine the effect of Al addition on the microstructure of CoCrFeNiMn high-entropy alloy

H Shahmir, S Kazemi, MS Mehranpour… - Materials Today …, 2023 - Elsevier
A novel approach was employed to investigate the effect of Al addition on the microstructure
of a CoCrFeNiMn high-entropy alloy (HEA). A two-layer structure consisting of CoCrFeNiMn …

Machine learning prediction and characterization of sigma-free high-entropy alloys

MS Mehranpour, A Koushki, SSK Madahi… - Materials …, 2024 - Elsevier
Precipitation hardening provides a great potential to achieve superior strength-ductility trade-
off in high-entropy alloys (HEAs). However, the formation of some precipitates such as brittle …

Effect of Annealing Treatment on the Heterogeneous Microstructure and Properties of Cold-Rolled FeCoCrNiMn High-Entropy Alloy

Y Hu, T Yang, C Pan, L Liu, H Jiao - Metals and Materials International, 2024 - Springer
The cold rolling and annealing treatment were applied to the face-centered cubic
FeCoCrNiMn high-entropy alloy (HEA). The study investigated the heterogeneous …

The influence of the cooling rate on the structure and corrosion properties of the multicomponent high-entropy alloy CoCrFeMnNiBe

VA Polonskyy, OI Kushnerov… - … and Chemistry of …, 2024 - journals.pnu.edu.ua
Samples of the multicomponent high-entropy alloy CoCrFeMnNiBe were obtained by the
methods of casting and melt-quenching, and their phase composition and electrochemical …

Исследование нанодисперсных частиц в высокоэнтропийном сплаве CoCrFeMnNi после теплой интенсивной пластической деформации кручением

РК Нафиков, АВ Ганеев, РЗ Валиев… - Materials …, 2024 - journal.ugatu.su
Аннотация Исследовано влияние интенсивной пластической деформации кручением
(ИПДК) под высоким давлением при комнатной (20 С) и повышенной температурах на …