Tailoring microstructure with spatial heterogeneity in CoCrFeMnNi high-entropy alloy via laser surface relaxation

GH Gu, RE Kim, J Lee, HS Kim - Materials Science and Engineering: A, 2022 - Elsevier
The face-centered cubic single-phase CoCrFeMnNi equi-atomic HEA has excellent
mechanical properties in a wide temperature range, from cryogenic to room temperature …

[HTML][HTML] Fabrication of spatially-variable heterostructured CoCrFeMnNi high entropy alloy by laser processing

J Shen, YT Choi, J Yang, J He, Z Zeng, N Zhou… - Materials Science and …, 2024 - Elsevier
This study investigates the fabrication of spatially-variable heterostructured CoCrFeMnNi
high entropy alloy (HEA) using pulsed laser processing. Two distinct fabrication approaches …

Microstructure and mechanical properties of equiatomic Ti-containing medium-entropy alloys

S Son, D Lee, H Kwon, J Moon, KB Park, A Kim… - Journal of Alloys and …, 2023 - Elsevier
Although Ti-containing medium-entropy alloys (Ti-MEAs) have the benefits of Ti such as low
density, high specific strength, and oxidation resistance, their development is slow …

Heterogeneous structures in a Ni-based superalloy with tailoring mechanical properties produced by a twin laser powder bed fusion system

C Guo, Z Li, Y Huang, M He, G Li, Q Li, Y Zhou… - Journal of Alloys and …, 2022 - Elsevier
Powder bed fusion using a laser beam (PBF-LB) is a promising additive manufacturing (AM)
technology, used to produce components with complex geometry and design freedom. The …

[HTML][HTML] Multi-layered heterostructured CoCrFeMnNi high-entropy alloy processed using direct energy deposition and ultrasonic nanocrystalline surface modification

GH Gu, RE Kim, ES Kim, J Lee, A Amanov… - Journal of Materials …, 2022 - Elsevier
The advantages of heterostructured materials as structural materials include superior
mechanical properties and the ability to tailor the strength-ductility combination via …

Revealing the Effects of Friction Stir Processing on the Microstructural Evolutions and Mechanical Properties of As‐Cast Interstitial FeMnCoCrN High‐Entropy Alloy

A Abbasi, A Zarei‐Hanzaki… - Advanced …, 2024 - Wiley Online Library
The present study aims to investigate the effect of friction stir processing (FSP) on the
microstructural evolutions and mechanical properties of a nonequiatomic interstitial high …

Microstructure and mechanical properties of Fe50Mn30Co10Cr10 high-entropy alloy with Si addition prepared by laser melting deposition

H Jiao, WS Wu, Z Hou, Y Tang, Y Hu, D Liu… - Materials Today …, 2024 - Elsevier
Abstracts In this study,(Fe 50 Mn 30 Co 10 Cr 10) 100− x Si x (x= 0, 4, 8, 12 at%) high-
entropy alloys were successfully prepared by laser melting deposition technology. The …

Effects of annealing treatment on microstructure and mechanical properties of laser melting-deposited VCoNi medium-entropy alloy

A Amar, L Zhang, R Huang, T Li, M Wang, Y Lu - Intermetallics, 2024 - Elsevier
Additive manufacturing (AM) is a promising approach to producing high-or medium-entropy
alloys (HEAs or MEAs) with excellent properties. However, some undesirable microstructural …