[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 …

Grain growth in high-entropy alloys (HEAs): A review

MR Zamani, H Mirzadeh, M Malekan, SC Cao… - High entropy alloys & …, 2023 - Springer
Grain growth is an unavoidable phenomenon occurring during processing of
multicomponent high-entropy alloys (HEAs) and medium-entropy alloys (MEAs), which …

Enhanced strength-ductility synergy via high dislocation density-induced strain hardening in nitrogen interstitial CrMnFeCoNi high-entropy alloy

H Li, Y Han, H Feng, G Zhou, Z Jiang, M Cai… - Journal of Materials …, 2023 - Elsevier
The present work demonstrates that nitrogen doping inhibits the formation of deformation
twins in a CrMnFeCoNi high entropy alloy, while significantly increases the strength without …

Outstanding fracture toughness combines gigapascal yield strength in an N-doped heterostructured medium-entropy alloy

X Liu, S Zhang, H Feng, J Wang, P Jiang, H Li, F Yuan… - Acta Materialia, 2023 - Elsevier
The superior strength and toughness balance prevails in the face-centered-cubic-structured
high/medium-entropy alloys (H/MEAs) of low strength, while a gain in yield strength is …

Unprecedented bake hardening responses of interstitial high-entropy alloy by synergistic effect with lattice distortion

GH Gu, H Kwon, Y Kim, F Haftlang, YU Heo, HS Kim - Materials & Design, 2023 - Elsevier
High-entropy alloys (HEAs) composed of multiple principal elements have attracted
considerable interest in recent decades as a new class of metallic materials. Among them …

Trace B doping Fe50Mn30Co10Cr10 high entropy alloy: Mechanical response and multi-microstructure evolution under TWIP and TRIP effects

Q Li, X Li, C Jin, H Li, K Hua, X Deng… - Materials Science and …, 2023 - Elsevier
Face-centered cubic (FCC) high entropy alloy has attracted extensive attention because of
its excellent mechanical response, while its poor strength limits its application in practical …

[HTML][HTML] Interstitial strengthening in fcc metals and alloys

I Baker - Advanced Powder Materials, 2022 - Elsevier
In this short review, we highlight instances where interstitials have been shown to
substantially increase the yield strength and work-hardening rate (WHR) of fcc alloys …

[HTML][HTML] Machine learning approach for predicting yield strength of nitrogen-doped CoCrFeMnNi high entropy alloys at selective thermomechanical processing …

M Veeresham, R Jain, U Lee, N Park - Journal of Materials Research and …, 2023 - Elsevier
The yield strength property is important to consider while designing high entropy alloys
(HEAs). In order to obtain the desired yield strength of HEAs through the experimental …

Microstructure tailoring by manipulating chemical composition in novel CoNiMnCrAl high-entropy alloys

MS Mehranpour, H Shahmir, HS Kim - Journal of Alloys and Compounds, 2023 - Elsevier
One of the most important dilemmas in materials science is to overcome the strength-ductility
trade-off. There is an increasing trend toward designing alloys with strong precipitates in …

A novel high-entropy alloy with multi-strengthening mechanisms: Activation of TRIP effect in C-doped high-entropy alloy

HS Do, TJ Jang, KJ Kim, SS Sohn, BJ Lee - Materials Science and …, 2022 - Elsevier
Efforts have been made to intentionally activate multiple strengthening mechanisms in a
single alloy because individual strengthening effects have not been sufficiently exhibited in …